lava flan immune to nether lava

dirt_monster.lua

@@ -1,17 +1,19 @@
--- Translation support
-local S = minetest.get_translator("mobs_monster")
+
+local S = core.get_translator("mobs_monster")
+
+-- custom dirt monster type
 
 local dirt_types = {
 
 	{	nodes = {"ethereal:dry_dirt"},
 		skins = {"mobs_dirt_monster3.png"},
 		drops = {
-			{name = "ethereal:dry_dirt", chance = 1, min = 0, max = 2}
+			{name = "ethereal:dry_dirt", chance = 1, min = 0, max = 2},
+			{name = "ethereal:charcoal_lump", chance = 2, min = 0, max = 1}
 		}
 	}
 }
 
-
 -- Dirt Monster by PilzAdam
 
 mobs:register_mob("mobs_monster:dirt_monster", {
@@ -33,31 +35,25 @@ mobs:register_mob("mobs_monster:dirt_monster", {
 	},
 	blood_texture = "default_dirt.png",
 	makes_footstep_sound = true,
-	sounds = {
-		random = "mobs_dirtmonster"
-	},
+	sounds = {random = "mobs_dirtmonster"},
 	view_range = 15,
 	walk_velocity = 1,
 	run_velocity = 3,
 	jump = true,
 	drops = {
-		{name = "default:dirt", chance = 1, min = 0, max = 2}
+		{name = "default:dirt", chance = 1, min = 0, max = 2},
+		{name = "default:clay_lump", chance = 2, min = 0, max = 1}
 	},
 	water_damage = 1,
 	lava_damage = 5,
 	light_damage = 3,
 	fear_height = 4,
 	animation = {
-		speed_normal = 15,
-		speed_run = 15,
-		stand_start = 0,
-		stand_end = 14,
-		walk_start = 15,
-		walk_end = 38,
-		run_start = 40,
-		run_end = 63,
-		punch_start = 40,
-		punch_end = 63
+		speed_normal = 15, speed_run = 15,
+		stand_start = 0, stand_end = 14,
+		walk_start = 15, walk_end = 38,
+		run_start = 40, run_end = 63,
+		punch_start = 40, punch_end = 63
 	},
 
 	-- check surrounding nodes and spawn a specific monster
@@ -70,14 +66,12 @@ mobs:register_mob("mobs_monster:dirt_monster", {
 
 			tmp = dirt_types[n]
 
-			if minetest.find_node_near(pos, 1, tmp.nodes) then
+			if core.find_node_near(pos, 1, tmp.nodes) then
 
 				self.base_texture = tmp.skins
 				self.object:set_properties({textures = tmp.skins})
 
-				if tmp.drops then
-					self.drops = tmp.drops
-				end
+				if tmp.drops then self.drops = tmp.drops end
 
 				return true
 			end
@@ -87,6 +81,7 @@ mobs:register_mob("mobs_monster:dirt_monster", {
 	end
 })
 
+-- where to spawn
 
 if not mobs.custom_spawn_monster then
 
@@ -102,8 +97,10 @@ if not mobs.custom_spawn_monster then
 	})
 end
 
+-- spawn egg
 
 mobs:register_egg("mobs_monster:dirt_monster", S("Dirt Monster"), "default_dirt.png", 1)
 
+-- compatibility with older mobs mod
 
-mobs:alias_mob("mobs:dirt_monster", "mobs_monster:dirt_monster") -- compatibility
+mobs:alias_mob("mobs:dirt_monster", "mobs_monster:dirt_monster")

dungeon_master.lua

@@ -1,5 +1,7 @@
--- Translation support
-local S = minetest.get_translator("mobs_monster")
+
+local S = core.get_translator("mobs_monster")
+
+-- custom dungeon master types
 
 local master_types = {
 
@@ -11,7 +13,6 @@ local master_types = {
 	}
 }
 
-
 -- Dungeon Master by PilzAdam
 
 mobs:register_mob("mobs_monster:dungeon_master", {
@@ -59,16 +60,11 @@ mobs:register_mob("mobs_monster:dungeon_master", {
 	light_damage = 0,
 	fear_height = 3,
 	animation = {
-		stand_start = 0,
-		stand_end = 19,
-		walk_start = 20,
-		walk_end = 35,
-		punch_start = 36,
-		punch_end = 48,
-		shoot_start = 36,
-		shoot_end = 48,
-		speed_normal = 15,
-		speed_run = 15
+		stand_start = 0, stand_end = 19,
+		walk_start = 20, walk_end = 35,
+		punch_start = 36, punch_end = 48,
+		shoot_start = 36, shoot_end = 48,
+		speed_normal = 15, speed_run = 15
 	},
 
 	-- check surrounding nodes and spawn a specific monster
@@ -81,14 +77,12 @@ mobs:register_mob("mobs_monster:dungeon_master", {
 
 			tmp = master_types[n]
 
-			if minetest.find_node_near(pos, 1, tmp.nodes) then
+			if core.find_node_near(pos, 1, tmp.nodes) then
 
 				self.base_texture = tmp.skins
 				self.object:set_properties({textures = tmp.skins})
 
-				if tmp.drops then
-					self.drops = tmp.drops
-				end
+				if tmp.drops then self.drops = tmp.drops end
 
 				return true
 			end
@@ -98,6 +92,7 @@ mobs:register_mob("mobs_monster:dungeon_master", {
 	end
 })
 
+-- where to spawn
 
 if not mobs.custom_spawn_monster then
 
@@ -111,14 +106,17 @@ if not mobs.custom_spawn_monster then
 	})
 end
 
+-- spawn egg
 
-mobs:register_egg("mobs_monster:dungeon_master", S("Dungeon Master"), "fire_basic_flame.png", 1, true)
+mobs:register_egg("mobs_monster:dungeon_master", S("Dungeon Master"),
+		"fire_basic_flame.png", 1, true)
 
+-- old mobs mod compatibility
 
-mobs:alias_mob("mobs:dungeon_master", "mobs_monster:dungeon_master") -- compatibility
+mobs:alias_mob("mobs:dungeon_master", "mobs_monster:dungeon_master")
 
+-- fireball arrow
 
--- fireball (weapon)
 mobs:register_arrow("mobs_monster:fireball", {
 	visual = "sprite",
 	visual_size = {x = 1, y = 1},
@@ -159,6 +157,7 @@ mobs:register_arrow("mobs_monster:fireball", {
 
 	-- direct hit, no fire... just plenty of pain
 	hit_player = function(self, player)
+
 		player:punch(self.object, 1.0, {
 			full_punch_interval = 1.0,
 			damage_groups = {fleshy = 8}
@@ -166,6 +165,7 @@ mobs:register_arrow("mobs_monster:fireball", {
 	end,
 
 	hit_mob = function(self, player)
+
 		player:punch(self.object, 1.0, {
 			full_punch_interval = 1.0,
 			damage_groups = {fleshy = 8}
@@ -178,4 +178,4 @@ mobs:register_arrow("mobs_monster:fireball", {
 	end
 })
 
---minetest.override_item("default:obsidian", {on_blast = function() end})
+--core.override_item("default:obsidian", {on_blast = function() end})

fire_spirit.lua

@@ -1,11 +1,13 @@
--- Translation support
-local S = minetest.get_translator("mobs_monster")
+
+-- translation and drops
+
+local S = core.get_translator("mobs_monster")
 
 local mob_drops = {
 	{name = "fireflies:firefly", chance = 1, min = 1, max = 1}
 }
 
-if minetest.get_modpath("ethereal") then
+if core.get_modpath("ethereal") then
 
 	table.insert(mob_drops,
 			{name = "ethereal:fire_dust", chance = 1, min = 1, max = 1})
@@ -26,14 +28,12 @@ mobs:register_mob("mobs_monster:fire_spirit", {
 	collisionbox = {-0.1, -0.1, -0.1, 0.1, 0.1, 0.1},
 	visual_scale = {x = 0.5, y = 0.5, z = 0.5},
 	visual = "sprite",
-	textures = {
-		{"mobs_fire_spirit.png"}
-	},
+	textures = {{"mobs_fire_spirit.png"}},
 	glow = 14,
 	blood_texture = "fire_basic_flame.png",
 	immune_to = {
-		{"bucket:bucket_water", 1},
-		{"bucket:bucket_river_water", 1},
+		{"bucket:bucket_water", 2},
+		{"bucket:bucket_river_water", 2},
 		{"all"}
 	},
 	makes_footstep_sound = false,
@@ -48,7 +48,7 @@ mobs:register_mob("mobs_monster:fire_spirit", {
 	jump = true,
 	jump_height = 6,
 	drops = mob_drops,
-	water_damage = 1,
+	water_damage = 4,
 	lava_damage = 0,
 	fire_damage = 0,
 	light_damage = 0,
@@ -67,9 +67,7 @@ mobs:register_mob("mobs_monster:fire_spirit", {
 
 		self.flame_timer = (self.flame_timer or 0) + dtime
 
-		if self.flame_timer < 0.25 then
-			return
-		end
+		if self.flame_timer < 0.1 then return end
 
 		self.flame_timer = 0
 
@@ -80,6 +78,7 @@ mobs:register_mob("mobs_monster:fire_spirit", {
 	end
 })
 
+-- where to spawn
 
 if not mobs.custom_spawn_monster then
 
@@ -95,5 +94,6 @@ if not mobs.custom_spawn_monster then
 	})
 end
 
+-- spawn egg
 
 mobs:register_egg("mobs_monster:fire_spirit", S("Fire Spirit"), "fire_basic_flame.png", 1)

init.lua

@@ -1,11 +1,11 @@
 
--- Load support for intllib.
-local path = minetest.get_modpath(minetest.get_current_modname()) .. "/"
+-- translation and mod path
 
--- Translation support
-local S = minetest.get_translator("mobs_monster")
+local S = core.get_translator("mobs_monster")
+local path = core.get_modpath(core.get_current_modname()) .. "/"
 
 -- Check for custom mob spawn file
+
 local input = io.open(path .. "spawn.lua", "r")
 
 if input then
@@ -14,11 +14,11 @@ if input then
 	input = nil
 end
 
-
 -- helper function
+
 local function ddoo(mob)
 
-	if minetest.settings:get_bool("mobs_monster." .. mob) == false then
+	if core.settings:get_bool("mobs_monster." .. mob) == false then
 		print("[Mobs_Monster] " .. mob .. " disabled!")
 		return
 	end
@@ -27,6 +27,7 @@ local function ddoo(mob)
 end
 
 -- Monsters
+
 ddoo("dirt_monster") -- PilzAdam
 ddoo("dungeon_master")
 ddoo("oerkki")
@@ -39,17 +40,16 @@ ddoo("spider") -- AspireMint
 ddoo("land_guard")
 ddoo("fire_spirit")
 
+-- Load custom spawning if found
 
--- Load custom spawning
 if mobs.custom_spawn_monster then
 	dofile(path .. "spawn.lua")
 end
 
-
 -- Lucky Blocks
-if minetest.get_modpath("lucky_block") then
+
+if core.get_modpath("lucky_block") then
 	dofile(path .. "lucky_block.lua")
 end
 
-
-print ("[MOD] Mobs Monster loaded")
+print ("[MOD] Mobs Redo Monsters loaded")

land_guard.lua

@@ -1,5 +1,7 @@
--- Translation support
-local S = minetest.get_translator("mobs_monster")
+
+-- translation and custom land guard types
+
+local S = core.get_translator("mobs_monster")
 
 local guard_types = {
 
@@ -36,7 +38,7 @@ mobs:register_mob("mobs_monster:land_guard", {
 	attack_type = "dogfight",
 	group_attack = true,
 	reach = 3,
-	damage = 15,
+	damage = 12,
 	hp_min = 30,
 	hp_max = 65,
 	armor = 50,
@@ -50,9 +52,7 @@ mobs:register_mob("mobs_monster:land_guard", {
 		{"mobs_land_guard3.png"}
 	},
 	makes_footstep_sound = true,
-	sounds = {
-		random = "mobs_dungeonmaster",
-	},
+	sounds = {random = "mobs_dungeonmaster"},
 	walk_velocity = 1.5,
 	run_velocity = 3.4,
 	jump = true,
@@ -69,14 +69,10 @@ mobs:register_mob("mobs_monster:land_guard", {
 	light_damage = 0,
 	fear_height = 8,
 	animation = {
-		stand_start = 0,
-		stand_end = 19,
-		walk_start = 20,
-		walk_end = 35,
-		punch_start = 36,
-		punch_end = 48,
-		speed_normal = 15,
-		speed_run = 20,
+		stand_start = 0, stand_end = 19,
+		walk_start = 20, walk_end = 35,
+		punch_start = 36, punch_end = 48,
+		speed_normal = 15, speed_run = 20,
 	},
 
 	-- check surrounding nodes and spawn a specific guard
@@ -89,15 +85,13 @@ mobs:register_mob("mobs_monster:land_guard", {
 
 			tmp = guard_types[n]
 
-			if minetest.find_node_near(pos, 1, tmp.nodes) then
+			if core.find_node_near(pos, 1, tmp.nodes) then
 
 				self.base_texture = { tmp.skins[math.random(#tmp.skins)] }
 				self.object:set_properties({textures = self.base_texture})
 				self.docile_by_day = tmp.docile
 
-				if tmp.drops then
-					self.drops = tmp.drops
-				end
+				if tmp.drops then self.drops = tmp.drops end
 
 				return true
 			end
@@ -107,20 +101,23 @@ mobs:register_mob("mobs_monster:land_guard", {
 	end,
 })
 
+-- where to spawn
 
 if not mobs.custom_spawn_monster then
-mobs:spawn({
-	name = "mobs_monster:land_guard",
-	nodes = {
-		"default:snow", "default:ice", "default:stone",
-		"default:dry_dirt_with_dry_grass", "ethereal:dry_dirt"
-	},
-	max_light = 7,
-	chance = 25000,
-	min_height = 0,
-	active_object_count = 1,
-})
+
+	mobs:spawn({
+		name = "mobs_monster:land_guard",
+		nodes = {
+			"default:snow", "default:ice", "default:stone",
+			"default:dry_dirt_with_dry_grass", "ethereal:dry_dirt"
+		},
+		max_light = 7,
+		chance = 25000,
+		min_height = 0,
+		active_object_count = 1,
+	})
 end
 
+-- spawn egg
 
 mobs:register_egg("mobs_monster:land_guard", S("Land Guard"), "default_ice.png", 1)

lava_flan.lua

@@ -1,5 +1,5 @@
--- Translation support
-local S = minetest.get_translator("mobs_monster")
+
+local S = core.get_translator("mobs_monster")
 
 -- Lava Flan by Zeg9 (additional textures by JurajVajda)
 
@@ -7,14 +7,14 @@ mobs:register_mob("mobs_monster:lava_flan", {
 	type = "monster",
 	passive = false,
 	attack_type = "dogfight",
-	reach = 2,
+	reach = 2.5,
 	damage = 3,
-	hp_min = 10,
+	hp_min = 20,
 	hp_max = 35,
 	armor = 80,
 	collisionbox = {-0.5, -0.5, -0.5, 0.5, 1.5, 0.5},
 	visual = "mesh",
-	mesh = "zmobs_lava_flan.x",
+	mesh = "zmobs_lava_flan.b3d",
 	textures = {
 		{"zmobs_lava_flan.png"},
 		{"zmobs_lava_flan2.png"},
@@ -39,9 +39,12 @@ mobs:register_mob("mobs_monster:lava_flan", {
 	fire_damage = 0,
 	light_damage = 0,
 	immune_to = {
-		{"mobs:pick_lava", -2} -- lava pick heals 2 health
+		{"mobs:pick_lava", -2}, -- lava pick heals 2 health
+		{"default:lava_source", 0}, -- so that damage per second doesnt affect mob
+		{"default:lava_flowing", 0},
+		{"nether:lava_source", 0},
 	},
-	fly_in = {"default:lava_source", "default:lava_flowing"},
+	fly_in = {"default:lava_source", "default:lava_flowing", "nether:lava_source"},
 	animation = {
 		speed_normal = 15,
 		speed_run = 15,
@@ -59,7 +62,7 @@ mobs:register_mob("mobs_monster:lava_flan", {
 	on_die = function(self, pos)
 
 		local cod = self.cause_of_death or {}
-		local def = cod.node and minetest.registered_nodes[cod.node]
+		local def = cod.node and core.registered_nodes[cod.node]
 
 		if def and def.groups and def.groups.water then
 
@@ -67,7 +70,7 @@ mobs:register_mob("mobs_monster:lava_flan", {
 
 			mobs:effect(pos, 40, "tnt_smoke.png", 3, 5, 2, 0.5, nil, false)
 
-			minetest.sound_play("fire_extinguish_flame",
+			core.sound_play("fire_extinguish_flame",
 					{pos = pos, max_hear_distance = 12, gain = 1.5}, true)
 
 			self.object:remove()
@@ -78,16 +81,16 @@ mobs:register_mob("mobs_monster:lava_flan", {
 		else
 			mobs:effect(pos, 40, "fire_basic_flame.png", 2, 3, 2, 5, 10, nil)
 
-			local nods = minetest.find_nodes_in_area(
-				{x = pos.x, y = pos.y + 1, z = pos.z},
-				{x = pos.x, y = pos.y, z = pos.z}, "air")
+			local nods = core.find_nodes_in_area(
+					{x = pos.x, y = pos.y + 1, z = pos.z},
+					{x = pos.x, y = pos.y, z = pos.z}, "air")
 
 			 -- place flame if position empty and flame exists
 			if nods and #nods > 0
-			and minetest.registered_nodes["fire:basic_flame"] then
+			and core.registered_nodes["fire:basic_flame"] then
 
 				pos = nods[math.random(#nods)]
-				minetest.set_node(pos, {name = "fire:basic_flame"})
+				core.set_node(pos, {name = "fire:basic_flame"})
 			end
 
 			self.object:remove()
@@ -96,93 +99,98 @@ mobs:register_mob("mobs_monster:lava_flan", {
 	glow = 10
 })
 
+-- where to spawn
 
 if not mobs.custom_spawn_monster then
-mobs:spawn({
-	name = "mobs_monster:lava_flan",
-	nodes = {"default:lava_source"},
-	chance = 1500,
-	active_object_count = 1,
-	max_height = 0
-})
+
+	mobs:spawn({
+		name = "mobs_monster:lava_flan",
+		nodes = {"default:lava_source"},
+		chance = 1500,
+		active_object_count = 1,
+		max_height = 0
+	})
 end
 
+-- spawn egg
 
--- add spawn egg
 mobs:register_egg("mobs_monster:lava_flan", S("Lava Flan"), "default_lava.png", 1)
 
+-- compatibility for old mobs mod
 
--- compatibility alias, only needed for servers who used the old mobs mod
 mobs:alias_mob("mobs:lava_flan", "mobs_monster:lava_flan")
 
-
 -- lava orb
-minetest.register_craftitem(":mobs:lava_orb", {
+
+core.register_craftitem(":mobs:lava_orb", {
 	description = S("Lava orb"),
 	inventory_image = "zmobs_lava_orb.png",
 	light_source = 14
 })
 
-minetest.register_alias("zmobs:lava_orb", "mobs:lava_orb")
+core.register_alias("zmobs:lava_orb", "mobs:lava_orb")
 
-minetest.register_craft({
+core.register_craft({
 	type = "fuel",
 	recipe = "mobs:lava_orb",
 	burntime = 80
 })
 
+-- backup and replace old function
 
--- Lava Pick (digs and smelts at same time)
+local old_handle_node_drops = core.handle_node_drops
 
-local old_handle_node_drops = minetest.handle_node_drops
+function core.handle_node_drops(pos, drops, digger)
 
-function minetest.handle_node_drops(pos, drops, digger)
+	-- are we a player using the lava pick?
+	if digger and digger:get_wielded_item():get_name() == ("mobs:pick_lava") then
 
-	-- does player exist?
-	if not digger then return end
+		local hot_drops = {}
+		local is_cooked
 
-	-- are we holding Lava Pick?
-	if digger:get_wielded_item():get_name() ~= ("mobs:pick_lava") then
-		return old_handle_node_drops(pos, drops, digger)
-	end
+		for _, drop in ipairs(drops) do
 
-	-- reset new smelted drops
-	local hot_drops = {}
+			local stack = ItemStack(drop)
 
-	-- loop through current node drops
-	for _, drop in ipairs(drops) do
+			while not stack:is_empty() do
 
-		-- get cooked output of current drops
-		local stack = ItemStack(drop)
+				local output, decremented_input = core.get_craft_result({
+						method = "cooking", width = 1, items = {stack}})
 
-		while not stack:is_empty() do
+				if output.item:is_empty() then
+					table.insert_all(hot_drops, decremented_input.items)
+					break
+				else
+					is_cooked = true
 
-			local output, decremented_input = minetest.get_craft_result({
-				method = "cooking",
-				width = 1,
-				items = {stack}
-			})
+					if not output.item:is_empty() then
+						table.insert(hot_drops, output.item)
+					end
 
-			if output.item:is_empty() then
+					table.insert_all(hot_drops, output.replacements)
 
-				table.insert_all(hot_drops, decremented_input.items)
-				break
-			else
-				if not output.item:is_empty() then
-					table.insert(hot_drops, output.item)
+					stack = decremented_input.items[1] or ItemStack()
 				end
-
-				table.insert_all(hot_drops, output.replacements)
-
-				stack = decremented_input.items[1] or ItemStack()
 			end
 		end
+
+		drops = hot_drops -- replace normal drops with cooked versions
+
+		if is_cooked then
+
+			mobs:effect(pos, 1, "tnt_smoke.png", 3, 5, 2, 0.5, nil, false)
+
+			core.sound_play("fire_extinguish_flame",
+					{pos = pos, max_hear_distance = 5, gain = 0.05}, true)
+		end
 	end
 
-	return old_handle_node_drops(pos, hot_drops, digger)
+	return old_handle_node_drops(pos, drops, digger)
 end
 
-minetest.register_tool(":mobs:pick_lava", {
+-- lava pick, smelts nodes when you dig
+
+core.register_tool(":mobs:pick_lava", {
 	description = S("Lava Pickaxe"),
 	inventory_image = "mobs_pick_lava.png",
 	tool_capabilities = {
@@ -190,9 +198,7 @@ minetest.register_tool(":mobs:pick_lava", {
 		max_drop_level = 3,
 		groupcaps = {
 			cracky = {
-				times = {[1] = 1.80, [2] = 0.80, [3] = 0.40},
-				uses = 40,
-				maxlevel = 3
+				times = {[1] = 1.80, [2] = 0.80, [3] = 0.40}, uses = 40, maxlevel = 3
 			}
 		},
 		damage_groups = {fleshy = 6, fire = 1},
@@ -201,7 +207,9 @@ minetest.register_tool(":mobs:pick_lava", {
 	light_source = 14
 })
 
-minetest.register_craft({
+-- recipe
+
+core.register_craft({
 	output = "mobs:pick_lava",
 	recipe = {
 		{"mobs:lava_orb", "mobs:lava_orb", "mobs:lava_orb"},
@@ -210,16 +218,16 @@ minetest.register_craft({
 	}
 })
 
--- Add [toolranks] mod support if found
-if minetest.get_modpath("toolranks") then
+-- Add [toolranks] mod support
 
-minetest.override_item("mobs:pick_lava", {
-	original_description = "Lava Pickaxe",
-	description = toolranks.create_description("Lava Pickaxe", 0, 1),
-	after_use = toolranks.new_afteruse})
+if core.get_modpath("toolranks") then
+
+	core.override_item("mobs:pick_lava", {
+		original_description = S("Lava Pickaxe"),
+		description = toolranks.create_description("Lava Pickaxe", 0, 1),
+		after_use = toolranks.new_afteruse})
 end
 
-
 -- obsidian flan
 
 mobs:register_mob("mobs_monster:obsidian_flan", {
@@ -231,21 +239,17 @@ mobs:register_mob("mobs_monster:obsidian_flan", {
 	arrow = "mobs_monster:obsidian_arrow",
 	reach = 2,
 	damage = 3,
-	hp_min = 10,
+	hp_min = 20,
 	hp_max = 35,
 	armor = 30,
 	visual_size = {x = 0.6, y = 0.6},
 	collisionbox = {-0.3, -0.3, -0.3, 0.3, 0.8, 0.3},
 	visual = "mesh",
-	mesh = "zmobs_lava_flan.x",
-	textures = {
-		{"mobs_obsidian_flan.png"}
-	},
+	mesh = "zmobs_lava_flan.b3d",
+	textures = {{"mobs_obsidian_flan.png"}},
 	blood_texture = "default_obsidian.png",
 	makes_footstep_sound = true,
-	sounds = {
-		random = "mobs_lavaflan"
-	},
+	sounds = {random = "mobs_lavaflan"},
 	walk_velocity = 0.1,
 	run_velocity = 0.5,
 	jump = false,
@@ -260,28 +264,23 @@ mobs:register_mob("mobs_monster:obsidian_flan", {
 	fire_damage = 0,
 	light_damage = 0,
 	animation = {
-		speed_normal = 15,
-		speed_run = 15,
-		stand_start = 0,
-		stand_end = 8,
-		walk_start = 10,
-		walk_end = 18,
-		run_start = 20,
-		run_end = 28,
-		punch_start = 20,
-		punch_end = 28
+		speed_normal = 15, speed_run = 15,
+		stand_start = 0, stand_end = 8,
+		walk_start = 10, walk_end = 18,
+		run_start = 20, run_end = 28,
+		punch_start = 20, punch_end = 28
 	}
 })
 
+-- spawn egg
 
--- add spawn egg
 mobs:register_egg("mobs_monster:obsidian_flan", S("Obsidian Flan"),
 		"default_obsidian.png", 1)
 
+-- obsidian arrow and grief setting check
 
-local mobs_griefing = minetest.settings:get_bool("mobs_griefing") ~= false
+local mobs_griefing = core.settings:get_bool("mobs_griefing") ~= false
 
--- mese arrow (weapon)
 mobs:register_arrow("mobs_monster:obsidian_arrow", {
 	visual = "sprite",
 	visual_size = {x = 0.5, y = 0.5},
@@ -289,6 +288,7 @@ mobs:register_arrow("mobs_monster:obsidian_arrow", {
 	velocity = 6,
 
 	hit_player = function(self, player)
+
 		player:punch(self.object, 1.0, {
 			full_punch_interval = 1.0,
 			damage_groups = {fleshy = 8},
@@ -296,6 +296,7 @@ mobs:register_arrow("mobs_monster:obsidian_arrow", {
 	end,
 
 	hit_mob = function(self, player)
+
 		player:punch(self.object, 1.0, {
 			full_punch_interval = 1.0,
 			damage_groups = {fleshy = 8},
@@ -304,18 +305,15 @@ mobs:register_arrow("mobs_monster:obsidian_arrow", {
 
 	hit_node = function(self, pos, node)
 
-		if mobs_griefing == false or minetest.is_protected(pos, "") then
+		if mobs_griefing == false or core.is_protected(pos, "") then
 			return
 		end
 
 		local texture = "default_dirt.png" --fallback texture
-
 		local radius = 1
-		local def = minetest.registered_nodes[node]
+		local def = node and core.registered_nodes[node.name]
 
-		if def then
-			node = {name = node}
-		end
+		if not def then return end
 
 		if def and def.tiles and def.tiles[1] then
 			texture = def.tiles[1]
@@ -327,7 +325,7 @@ mobs:register_arrow("mobs_monster:obsidian_arrow", {
 			return
 		end
 
-		minetest.add_particlespawner({
+		core.add_particlespawner({
 			amount = 32,
 			time = 0.1,
 			minpos = vector.subtract(pos, radius / 2),
@@ -346,10 +344,10 @@ mobs:register_arrow("mobs_monster:obsidian_arrow", {
 			collisiondetection = true
 		})
 
-		minetest.set_node(pos, {name = "air"})
+		core.set_node(pos, {name = "air"})
 
 		local snd = def.sounds and def.sounds.dug or "default_dig_crumbly"
 
-		minetest.sound_play(snd, {pos = pos, max_hear_distance = 12, gain = 1.0}, true)
+		core.sound_play(snd, {pos = pos, max_hear_distance = 8, gain = 1.0}, true)
 	end
 })

license.txt

@@ -35,6 +35,7 @@ Textures by AMMOnym (WTFPL)
 Textures by TenPlus1 (MIT)
   mobs_stone_monster3.png
   mobs_fireball.png
+  mobs_obsidian_flan.png
 
 Textures by Sirrobzeroone (CC0 1.0 Universal)
   mobs_stone_monster4.png
@@ -71,10 +72,12 @@ AspireMint (CC BY-SA 3.0)
   mobs_spider_snowy.png
   mobs_spider_grey.png
   mobs_spider_crystal.png
+  zmobs_lava_flan.b3d
+  zmobs_lava_flan.png
+  zmobs_lava_flan2.png
+  zmobs_lava_flan3.png
 
 Zeg9 (CC BY-SA 3.0)
-  zmobs_lava_flan.x
-  zmobs_lava_flan.png
   zmobs_lava_orb.png
 
 Sounds by Cyberpangolin (WTFPL) https://forum.minetest.net/viewtopic.php?t=10798

locale/mobs_monster.pt_BR.tr

@@ -0,0 +1,14 @@
+# textdomain:mobs_monster
+Cobweb=Teia de Aranha
+Dirt Monster=Monstro de Terra
+Dungeon Master=Mestre das Dungeons
+Lava Flan=Pudim de Lava
+Lava Pickaxe=Picareta de Lava
+Lava orb=Orb de Lava
+Mese Monster=Monstro de mese
+#Obsidian Flan=Pudim de Obsidian
+Oerkki=Oerkki
+Sand Monster=Monstro de Areia
+Spider=Aranha
+Stone Monster=Monstro de pedra
+Tree Monster= Arvore Monstro

locale/mobs_monster.ru.tr

@@ -0,0 +1,14 @@
+# textdomain:mobs_monster
+Cobweb=Паутина
+Dirt Monster=Земляной Монстр
+Dungeon Master=Хозяйн Подземелья
+Lava Flan=Лавовый Слизень
+Lava Pickaxe=Лавовая Кирка
+Lava orb=Лавовая сфера
+Mese Monster=Месе Монстр
+Obsidian Flan=Обсидиановый Слизень
+Oerkki=Дух Ведьмы
+Sand Monster=Песочный Монстр
+Spider=Паук
+Stone Monster=Каменный Монстр
+Tree Monster=Древесный Монстр

locale/mobs_monster.uk.tr

@@ -0,0 +1,19 @@
+# textdomain:mobs_monster
+Mobs Monster=Моби Монстри
+Add many different monsters into your world.=Додає багато різних монстрів у світ.
+Adds many types of monster.=Додає багато різних типів монстрів.
+Cobweb=Павутина
+Dirt Monster=Земляний монстр
+Dungeon Master=Хазяїн печер
+Lava Flan=Лавовий слимак
+Lava Pickaxe=Лавове кайло
+Lava orb=Лавова сфера
+Mese Monster=Месе монстр
+Obsidian Flan=Обсидіановий слимак
+Oerkki=Оерккі
+Land Guard=Охоронець землі
+Fire Spirit=Вогняний дух
+Sand Monster=Пісочний монстр
+Spider=Павук
+Stone Monster=Кам'яний монстр
+Tree Monster=Дерево-монстр

lucky_block.lua

@@ -1,3 +1,6 @@
+
+-- web trap schematic
+
 local web = {name = "mobs:cobweb"}
 local web_trap = {
 	size = {x = 3, y = 3, z = 3},
@@ -20,6 +23,8 @@ lucky_block:add_schematics({
 	{"webtrap", web_trap, {x = 1, y = 0, z = 1}},
 })
 
+-- add lucky blocks
+
 lucky_block:add_blocks({
 	{"sch", "webtrap", 1, true},
 	{"spw", "mobs:dungeon_master", 1, nil, nil, 3, "Billy"},
@@ -32,6 +37,7 @@ lucky_block:add_blocks({
 	{"spw", "mobs:spider", 5},
 	{"spw", "mobs:mese_monster", 2},
 	{"spw", "mobs:lava_flan", 3},
+	{"spw", "mobs_monster:land_guard", 2},
 	{"nod", "default:chest", 0, {
 		{name = "mobs:lava_orb", max = 1}}},
 })

mese_monster.lua

@@ -1,140 +1,139 @@
--- Translation support
-local S = minetest.get_translator("mobs_monster")
+
+-- translation and custom mese monster types
+
+local S = core.get_translator("mobs_monster")
 
 local mese_monster_types = {
 
--- mese_monster_red
-{
-	y_min = -20,
-	y_max = -1000,
-	damage = 2,
-	reach = 3,
-	hp_min = 15,
-	hp_max = 25,
-	armor = 80,
-	skins = {"mobs_mese_monster_red.png"},
-	immune_to = {
-		{"default:pick_wood", 0},
-		{"default:shovel_wood", 0},
-		{"default:axe_wood", 0},
-		{"default:sword_wood", 0}
+	{ -- red
+		y_min = -20,
+		y_max = -1000,
+		damage = 2,
+		reach = 3,
+		hp_min = 15,
+		hp_max = 25,
+		armor = 80,
+		skins = {"mobs_mese_monster_red.png"},
+		immune_to = {
+			{"default:pick_wood", 0},
+			{"default:shovel_wood", 0},
+			{"default:axe_wood", 0},
+			{"default:sword_wood", 0}
+		},
+		drops = {
+			{name = "default:mese_crystal", chance = 15, min = 0, max = 1},
+			{name = "default:mese_crystal_fragment", chance = 2, min = 0, max = 1}
+		},
+		arrow_override = function(self)
+			self.velocity = 6
+			self.damage = 2
+		end
 	},
-	drops = {
-		{name = "default:mese_crystal", chance = 15, min = 0, max = 1},
-		{name = "default:mese_crystal_fragment", chance = 2, min = 0, max = 1}
-	},
-	arrow_override = function(self)
-		self.velocity = 6
-		self.damage = 2
-	end
-},
 
--- mese_monster_green
-{
-	y_min = -1001,
-	y_max = -2000,
-	damage = 3,
-	reach = 3,
-	hp_min = 20,
-	hp_max = 30,
-	armor = 75,
-	skins = {"mobs_mese_monster_green.png"},
-	immune_to = {
-		{"default:pick_wood", 0},
-		{"default:shovel_wood", 0},
-		{"default:axe_wood", 0},
-		{"default:sword_wood", 0},
-		{"default:pick_stone", 0},
-		{"default:shovel_stone", 0},
-		{"default:axe_stone", 0},
-		{"default:sword_stone", 0}
+	{ -- green
+		y_min = -1001,
+		y_max = -2000,
+		damage = 3,
+		reach = 3,
+		hp_min = 20,
+		hp_max = 30,
+		armor = 75,
+		skins = {"mobs_mese_monster_green.png"},
+		immune_to = {
+			{"default:pick_wood", 0},
+			{"default:shovel_wood", 0},
+			{"default:axe_wood", 0},
+			{"default:sword_wood", 0},
+			{"default:pick_stone", 0},
+			{"default:shovel_stone", 0},
+			{"default:axe_stone", 0},
+			{"default:sword_stone", 0}
+		},
+		drops = {
+			{name = "default:mese_crystal", chance = 12, min = 0, max = 1},
+			{name = "default:mese_crystal_fragment", chance = 1, min = 0, max = 1}
+		},
+		arrow_override = function(self)
+			self.velocity = 6
+			self.damage = 2
+		end
 	},
-	drops = {
-		{name = "default:mese_crystal", chance = 12, min = 0, max = 1},
-		{name = "default:mese_crystal_fragment", chance = 1, min = 0, max = 1}
-	},
-	arrow_override = function(self)
-		self.velocity = 6
-		self.damage = 2
-	end
-},
 
--- mese_monster_blue
-{
-	y_min = -2001,
-	y_max = -3000,
-	damage = 3,
-	reach = 4,
-	hp_min = 25,
-	hp_max = 35,
-	armor = 70,
-	skins = {"mobs_mese_monster_blue.png"},
-	immune_to = {
-		{"default:pick_wood", 0},
-		{"default:shovel_wood", 0},
-		{"default:axe_wood", 0},
-		{"default:sword_wood", 0},
-		{"default:pick_stone", 0},
-		{"default:shovel_stone", 0},
-		{"default:axe_stone", 0},
-		{"default:sword_stone", 0},
-		{"default:pick_bronze", 0},
-		{"default:shovel_bronze", 0},
-		{"default:axe_bronze", 0},
-		{"default:sword_bronze", 0}
+	{ -- blue
+		y_min = -2001,
+		y_max = -3000,
+		damage = 3,
+		reach = 4,
+		hp_min = 25,
+		hp_max = 35,
+		armor = 70,
+		skins = {"mobs_mese_monster_blue.png"},
+		immune_to = {
+			{"default:pick_wood", 0},
+			{"default:shovel_wood", 0},
+			{"default:axe_wood", 0},
+			{"default:sword_wood", 0},
+			{"default:pick_stone", 0},
+			{"default:shovel_stone", 0},
+			{"default:axe_stone", 0},
+			{"default:sword_stone", 0},
+			{"default:pick_bronze", 0},
+			{"default:shovel_bronze", 0},
+			{"default:axe_bronze", 0},
+			{"default:sword_bronze", 0}
+		},
+		drops = {
+			{name = "default:mese", chance = 15, min = 0, max = 1},
+			{name = "default:mese_crystal", chance = 9, min = 0, max = 2},
+			{name = "default:mese_crystal_fragment", chance = 1, min = 0, max = 2}
+		},
+		arrow_override = function(self)
+			self.velocity = 7
+			self.damage = 3
+		end
 	},
-	drops = {
-		{name = "default:mese", chance = 15, min = 0, max = 1},
-		{name = "default:mese_crystal", chance = 9, min = 0, max = 2},
-		{name = "default:mese_crystal_fragment", chance = 1, min = 0, max = 2}
-	},
-	arrow_override = function(self)
-		self.velocity = 7
-		self.damage = 3
-	end
-},
-
--- mese_monster_purple
-{
-	y_min = -3000,
-	y_max = -31000,
-	damage = 4,
-	reach = 5,
-	hp_min = 30,
-	hp_max = 40,
-	armor = 60,
-	skins = {"mobs_mese_monster_purple.png"},
-	immune_to = {
-		{"default:pick_wood", 0},
-		{"default:shovel_wood", 0},
-		{"default:axe_wood", 0},
-		{"default:sword_wood", 0},
-		{"default:pick_stone", 0},
-		{"default:shovel_stone", 0},
-		{"default:axe_stone", 0},
-		{"default:sword_stone", 0},
-		{"default:pick_bronze", 0},
-		{"default:shovel_bronze", 0},
-		{"default:axe_bronze", 0},
-		{"default:sword_bronze", 0},
-		{"default:pick_steel", 0},
-		{"default:shovel_steel", 0},
-		{"default:axe_steel", 0},
-		{"default:sword_steel", 0}
-	},
-	drops = {
-		{name = "default:mese", chance = 9, min = 0, max = 1},
-		{name = "default:mese_crystal", chance = 6, min = 0, max = 2},
-		{name = "default:mese_crystal_fragment", chance = 1, min = 0, max = 3}
-	},
-	arrow_override = function(self)
-		self.velocity = 8
-		self.damage = 4
-	end
-}}
 
+	{ -- purple
+		y_min = -3000,
+		y_max = -31000,
+		damage = 4,
+		reach = 5,
+		hp_min = 30,
+		hp_max = 40,
+		armor = 60,
+		skins = {"mobs_mese_monster_purple.png"},
+		immune_to = {
+			{"default:pick_wood", 0},
+			{"default:shovel_wood", 0},
+			{"default:axe_wood", 0},
+			{"default:sword_wood", 0},
+			{"default:pick_stone", 0},
+			{"default:shovel_stone", 0},
+			{"default:axe_stone", 0},
+			{"default:sword_stone", 0},
+			{"default:pick_bronze", 0},
+			{"default:shovel_bronze", 0},
+			{"default:axe_bronze", 0},
+			{"default:sword_bronze", 0},
+			{"default:pick_steel", 0},
+			{"default:shovel_steel", 0},
+			{"default:axe_steel", 0},
+			{"default:sword_steel", 0}
+		},
+		drops = {
+			{name = "default:mese", chance = 9, min = 0, max = 1},
+			{name = "default:mese_crystal", chance = 6, min = 0, max = 2},
+			{name = "default:mese_crystal_fragment", chance = 1, min = 0, max = 3}
+		},
+		arrow_override = function(self)
+			self.velocity = 8
+			self.damage = 4
+		end
+	}
+}
 
 -- Mese Monster by SirrobZeroone
+
 mobs:register_mob("mobs_monster:mese_monster", {
 	type = "monster",
 	visual_size = {x = 10, y = 10},  -- Got scale wrong in blender by factor of 10 - S01
@@ -155,9 +154,7 @@ mobs:register_mob("mobs_monster:mese_monster", {
 	collisionbox = {-0.75, -0.5, -0.75, 0.75, 2.5, 0.75},
 	visual = "mesh",
 	mesh = "mobs_mese_monster.b3d",
-	textures = {
-		{"mobs_mese_monster_purple.png"}
-	},
+	textures = {{"mobs_mese_monster_purple.png"}},
 	blood_texture = "default_mese_crystal_fragment.png",
 	makes_footstep_sound = false,
 	sounds = {
@@ -187,36 +184,21 @@ mobs:register_mob("mobs_monster:mese_monster", {
 	lava_damage = 1,
 	light_damage = 0,
 	animation = {
-		speed_normal = 18,
-		speed_run    = 18,
-		walk_start   = 10,
-		walk_end     = 41,
-		walk_speed   = 20,
-		run_start    = 10,
-		run_end      = 41,
-		run_speed    = 30,
-		stand_start  = 60,
-		stand_end    = 83,
-		shoot_start  = 100,
-		shoot_end    = 113,
-		die_start    = 125,
-		die_end      = 141,
-		death_speed  = 25,
-		die_loop     = false,
-		jump_start   = 150 ,
-		jump_end     = 168,
-		jump_loop    = false,
-		punch_start  = 175,
-		punch_end    = 189
+		speed_normal = 18, speed_run = 18,
+		walk_start = 10, walk_end = 41, walk_speed = 20,
+		run_start = 10, run_end = 41, run_speed = 30,
+		stand_start = 60, stand_end = 83,
+		shoot_start = 100, shoot_end = 113,
+		die_start = 125, die_end = 141, death_speed = 25, die_loop = false,
+		jump_start = 150 , jump_end = 168, jump_loop = false,
+		punch_start = 175, punch_end = 189
 	},
 
 	after_activate = function(self, staticdata, def, dtime)
 
 		local tex = self and self.textures and self.textures[1]
 
-		if tex == "zmobs_mese_monster.png" then
-			self.object:remove()
-		end
+		if tex == "zmobs_mese_monster.png" then self.object:remove() end
 	end,
 
 	on_spawn = function(self)
@@ -256,11 +238,11 @@ mobs:register_mob("mobs_monster:mese_monster", {
 		-- direction sets type N = red, E = green, S = blue, W = purple
 		-- Just for fun - S01
 
-		local objects = minetest.get_objects_inside_radius(pos, 10)
+		local objects = core.get_objects_inside_radius(pos, 10)
 
 		for i, obj in ipairs(objects) do
 
-			if minetest.is_player(obj)
+			if core.is_player(obj)
 			and obj:get_wielded_item():get_name() == "mobs_monster:mese_monster" then
 
 				local degree = (360 + math.deg(obj:get_look_horizontal())) % 360
@@ -287,14 +269,15 @@ mobs:register_mob("mobs_monster:mese_monster", {
 	end
 })
 
+-- mese arrow item
 
--- mese arrow (weapon)
-minetest.register_craftitem("mobs_monster:mese_crystal_fragment_arrow", {
+core.register_craftitem("mobs_monster:mese_crystal_fragment_arrow", {
 	description = S("Mese Monster Arrow"),
 	inventory_image = "mobs_mese_arrow.png",
 	groups = {not_in_creative_inventory = 1}
 })
 
+-- mese arrow
 
 mobs:register_arrow("mobs_monster:mese_arrow", {
 	visual = "wielditem",
@@ -305,6 +288,7 @@ mobs:register_arrow("mobs_monster:mese_arrow", {
 	damage = 2,
 
 	hit_player = function(self, player)
+
 		player:punch(self.object, 1.0, {
 			full_punch_interval = 1.0,
 			damage_groups = {fleshy = self.damage}
@@ -312,6 +296,7 @@ mobs:register_arrow("mobs_monster:mese_arrow", {
 	end,
 
 	hit_mob = function(self, player)
+
 		player:punch(self.object, 1.0, {
 			full_punch_interval = 1.0,
 			damage_groups = {fleshy = self.damage}
@@ -322,6 +307,7 @@ mobs:register_arrow("mobs_monster:mese_arrow", {
 	end
 })
 
+-- where to spawn
 
 if not mobs.custom_spawn_monster then
 
@@ -335,17 +321,19 @@ if not mobs.custom_spawn_monster then
 	})
 end
 
+-- spawn egg
 
 mobs:register_egg("mobs_monster:mese_monster", S("Mese Monster"), "default_mese_block.png", 1)
 
+-- compatibility with older mobs mod
 
-mobs:alias_mob("mobs:mese_monster", "mobs_monster:mese_monster") -- compatiblity
+mobs:alias_mob("mobs:mese_monster", "mobs_monster:mese_monster")
 
+-- 9x mese crystal fragments = 1x mese crystal recipe
 
--- 9x mese crystal fragments = 1x mese crystal
 local f = "default:mese_crystal_fragment"
 
-minetest.register_craft({
+core.register_craft({
 	output = "default:mese_crystal",
 	recipe = {{f, f, f}, {f, f, f}, {f, f, f}}
 })

oerkki.lua

@@ -1,5 +1,5 @@
--- Translation support
-local S = minetest.get_translator("mobs_monster")
+
+local S = core.get_translator("mobs_monster")
 
 -- Oerkki by PilzAdam
 
@@ -22,9 +22,7 @@ mobs:register_mob("mobs_monster:oerkki", {
 		{"mobs_oerkki3.png"}
 	},
 	makes_footstep_sound = false,
-	sounds = {
-		random = "mobs_oerkki"
-	},
+	sounds = {random = "mobs_oerkki"},
 	walk_velocity = 1,
 	run_velocity = 3,
 	view_range = 10,
@@ -38,16 +36,11 @@ mobs:register_mob("mobs_monster:oerkki", {
 	light_damage = 1,
 	fear_height = 4,
 	animation = {
-		stand_start = 0,
-		stand_end = 23,
-		walk_start = 24,
-		walk_end = 36,
-		run_start = 37,
-		run_end = 49,
-		punch_start = 37,
-		punch_end = 49,
-		speed_normal = 15,
-		speed_run = 15
+		stand_start = 0, stand_end = 23,
+		walk_start = 24, walk_end = 36,
+		run_start = 37, run_end = 49,
+		punch_start = 37, punch_end = 49,
+		speed_normal = 15, speed_run = 15
 	},
 	replace_rate = 5,
 	replace_what = {"default:torch"},
@@ -59,6 +52,7 @@ mobs:register_mob("mobs_monster:oerkki", {
 	},
 })
 
+-- where to spawn
 
 if not mobs.custom_spawn_monster then
 
@@ -71,8 +65,10 @@ if not mobs.custom_spawn_monster then
 	})
 end
 
+-- spawn egg
 
 mobs:register_egg("mobs_monster:oerkki", S("Oerkki"), "default_obsidian.png", 1)
 
+-- compatibility with older mobs mod
 
-mobs:alias_mob("mobs:oerkki", "mobs_monster:oerkki") -- compatiblity
+mobs:alias_mob("mobs:oerkki", "mobs_monster:oerkki")

sand_monster.lua

@@ -1,8 +1,9 @@
--- Translation support
-local S = minetest.get_translator("mobs_monster")
+
+local S = core.get_translator("mobs_monster")
 
 -- custom particle effects
-local effect = function(pos, amount, texture, min_size, max_size, radius, gravity, glow)
+
+local function effect(pos, amount, texture, min_size, max_size, radius, gravity, glow)
 
 	radius = radius or 2
 	min_size = min_size or 0.5
@@ -10,7 +11,7 @@ local effect = function(pos, amount, texture, min_size, max_size, radius, gravit
 	gravity = gravity or -10
 	glow = glow or 0
 
-	minetest.add_particlespawner({
+	core.add_particlespawner({
 		amount = amount,
 		time = 0.25,
 		minpos = pos,
@@ -28,7 +29,6 @@ local effect = function(pos, amount, texture, min_size, max_size, radius, gravit
 	})
 end
 
-
 -- Sand Monster by PilzAdam
 
 mobs:register_mob("mobs_monster:sand_monster", {
@@ -52,32 +52,28 @@ mobs:register_mob("mobs_monster:sand_monster", {
 	},
 	blood_texture = "default_desert_sand.png",
 	makes_footstep_sound = true,
-	sounds = {
-		random = "mobs_sandmonster"
-	},
+	sounds = {random = "mobs_sandmonster"},
 	walk_velocity = 1.5,
 	run_velocity = 4,
 	view_range = 8,
 	jump = true,
 	floats = 0,
 	drops = {
-		{name = "default:desert_sand", chance = 1, min = 3, max = 5}
+		{name = "default:silver_sand", chance = 2, min = 1, max = 2},
+		{name = "default:desert_sand", chance = 2, min = 1, max = 2},
+		{name = "default:sand", chance = 2, min = 1, max = 2},
+		{name = "default:clay_lump", chance = 2, min = 0, max = 1}
 	},
 	water_damage = 3,
 	lava_damage = 4,
 	light_damage = 0,
 	fear_height = 4,
 	animation = {
-		speed_normal = 15,
-		speed_run = 15,
-		stand_start = 0,
-		stand_end = 39,
-		walk_start = 41,
-		walk_end = 72,
-		run_start = 74,
-		run_end = 105,
-		punch_start = 74,
-		punch_end = 105
+		speed_normal = 15, speed_run = 15,
+		stand_start = 0, stand_end = 39,
+		walk_start = 41, walk_end = 72,
+		run_start = 74, run_end = 105,
+		punch_start = 74, punch_end = 105
 	},
 	immune_to = {
 		{"default:shovel_wood", 3}, -- shovels deal more damage to sand monster
@@ -90,7 +86,7 @@ mobs:register_mob("mobs_monster:sand_monster", {
 --[[
 	custom_attack = function(self, p)
 		local pos = self.object:get_pos()
-		minetest.add_item(pos, "default:sand")
+		core.add_item(pos, "default:sand")
 	end,
 ]]
 	on_die = function(self, pos)
@@ -116,6 +112,8 @@ mobs:register_mob("mobs_monster:sand_monster", {
 ]]
 })
 
+-- where to spawn
+
 if not mobs.custom_spawn_monster then
 
 	mobs:spawn({
@@ -127,9 +125,11 @@ if not mobs.custom_spawn_monster then
 	})
 end
 
+-- spawn egg
 
 mobs:register_egg("mobs_monster:sand_monster", S("Sand Monster"),
 		"default_desert_sand.png", 1)
 
+-- compatibility with older mobs mod
 
-mobs:alias_mob("mobs:sand_monster", "mobs_monster:sand_monster") -- compatibility
+mobs:alias_mob("mobs:sand_monster", "mobs_monster:sand_monster")

spider.lua

@@ -1,7 +1,9 @@
--- Translation support
-local S = minetest.get_translator("mobs_monster")
 
-local get_velocity = function(self)
+local S = core.get_translator("mobs_monster")
+
+-- helper function
+
+local function get_velocity(self)
 
 	local v = self.object:get_velocity()
 
@@ -11,6 +13,9 @@ local get_velocity = function(self)
 	return (v.x * v.x + v.z * v.z) ^ 0.5
 end
 
+local math_cos, math_sin = math.cos, math.sin
+
+-- custom spider types
 
 local spider_types = {
 
@@ -44,14 +49,13 @@ local spider_types = {
 
 	{	nodes = {"ethereal:crystal_dirt", "ethereal:crystal_spike"},
 		skins = {"mobs_spider_crystal.png"},
-		docile = true,
+		docile = true, immune_to = {{"ethereal:crystal_spike", 0}},
 		drops = {
 			{name = "farming:string", chance = 1, min = 0, max = 2},
 			{name = "ethereal:crystal_spike", chance = 15, min = 1, max = 2}}
 	}
 }
 
-
 -- Spider by AspireMint (CC-BY-SA 3.0 license)
 
 mobs:register_mob("mobs_monster:spider", {
@@ -64,8 +68,8 @@ mobs:register_mob("mobs_monster:spider", {
 	damage = 3,
 	hp_min = 10,
 	hp_max = 30,
-	armor = 200,
-	collisionbox = {-0.8, -0.5, -0.8, 0.8, 0, 0.8},
+	armor = 100,
+	collisionbox = {-0.7, -0.5, -0.7, 0.7, 0, 0.7},
 	visual_size = {x = 1, y = 1},
 	visual = "mesh",
 	mesh = "mobs_spider.b3d",
@@ -92,17 +96,13 @@ mobs:register_mob("mobs_monster:spider", {
 	water_damage = 5,
 	lava_damage = 5,
 	light_damage = 0,
+--	node_damage = false, -- disable damage_per_second node damage
 	animation = {
-		speed_normal = 15,
-		speed_run = 20,
-		stand_start = 0,
-		stand_end = 0,
-		walk_start = 1,
-		walk_end = 21,
-		run_start = 1,
-		run_end = 21,
-		punch_start = 25,
-		punch_end = 45
+		speed_normal = 15, speed_run = 20,
+		stand_start = 0, stand_end = 0,
+		walk_start = 1, walk_end = 21,
+		run_start = 1, run_end = 21,
+		punch_start = 25, punch_end = 45
 	},
 
 	-- check surrounding nodes and spawn a specific spider
@@ -115,15 +115,15 @@ mobs:register_mob("mobs_monster:spider", {
 
 			tmp = spider_types[n]
 
-			if minetest.find_node_near(pos, 1, tmp.nodes) then
+			if core.find_node_near(pos, 1, tmp.nodes) then
 
 				self.base_texture = tmp.skins
 				self.object:set_properties({textures = tmp.skins})
 				self.docile_by_day = tmp.docile
 
-				if tmp.drops then
-					self.drops = tmp.drops
-				end
+				if tmp.drops then self.drops = tmp.drops end
+
+				if tmp.immune_to then self.immune_to = tmp.immune_to end
 
 				if tmp.shoot then
 					self.attack_type = "dogshoot"
@@ -136,6 +136,7 @@ mobs:register_mob("mobs_monster:spider", {
 				end
 
 				if tmp.small then
+
 					self.object:set_properties({
 						collisionbox = {-0.2, -0.2, -0.2, 0.2, 0, 0.2},
 						visual_size = {x = 0.25, y = 0.25}
@@ -154,9 +155,7 @@ mobs:register_mob("mobs_monster:spider", {
 
 		-- quarter second timer
 		self.spider_timer = (self.spider_timer or 0) + dtime
-		if self.spider_timer < 0.25 then
-			return
-		end
+		if self.spider_timer < 0.25 then return end
 		self.spider_timer = 0
 
 		-- need to be stopped to go onwards
@@ -166,18 +165,14 @@ mobs:register_mob("mobs_monster:spider", {
 		end
 
 		local pos = self.object:get_pos()
-		local yaw = self.object:get_yaw()
-
-		-- sanity check
-		if not yaw then return end
-
+		local yaw = self.object:get_yaw() ; if not yaw then return end
 		local prop = self.object:get_properties()
 
 		pos.y = pos.y + prop.collisionbox[2] - 0.2
 
-		local dir_x = -math.sin(yaw) * (prop.collisionbox[4] + 0.5)
-		local dir_z = math.cos(yaw) * (prop.collisionbox[4] + 0.5)
-		local nod = minetest.get_node_or_nil({
+		local dir_x = -math_sin(yaw) * (prop.collisionbox[4] + 0.5)
+		local dir_z = math_cos(yaw) * (prop.collisionbox[4] + 0.5)
+		local nod = core.get_node_or_nil({
 			x = pos.x + dir_x,
 			y = pos.y + 0.5,
 			z = pos.z + dir_z
@@ -187,8 +182,8 @@ mobs:register_mob("mobs_monster:spider", {
 		local v = self.object:get_velocity()
 
 		-- can only climb solid facings
-		if not nod or not minetest.registered_nodes[nod.name]
-		or not minetest.registered_nodes[nod.name].walkable then
+		if not nod or not core.registered_nodes[nod.name]
+		or not core.registered_nodes[nod.name].walkable then
 			self.disable_falling = nil
 			v.y = 0
 			self.object:set_velocity(v)
@@ -203,7 +198,9 @@ mobs:register_mob("mobs_monster:spider", {
 		-- move up facing
 		v.x = 0 ; v.y = 0
 		v.y = self.jump_height
-		mobs:set_animation(self, "jump")
+
+		self:set_animation("jump")
+
 		self.object:set_velocity(v)
 	end,
 
@@ -224,6 +221,7 @@ mobs:register_mob("mobs_monster:spider", {
 	end
 })
 
+-- where to spawn
 
 if not mobs.custom_spawn_monster then
 
@@ -238,7 +236,7 @@ if not mobs.custom_spawn_monster then
 		max_light = 8,
 		chance = 7000,
 		active_object_count = 1,
-		min_height = 25,
+		min_height = 2,
 		max_height = 31000
 	})
 
@@ -255,16 +253,18 @@ if not mobs.custom_spawn_monster then
 	})
 end
 
+-- spawn egg
 
 mobs:register_egg("mobs_monster:spider", S("Spider"), "mobs_cobweb.png", 1)
 
+-- compatibility with older mobs mod
 
-mobs:alias_mob("mobs_monster:spider2", "mobs_monster:spider") -- compatibility
+mobs:alias_mob("mobs_monster:spider2", "mobs_monster:spider")
 mobs:alias_mob("mobs:spider", "mobs_monster:spider")
 
+-- cobweb and recipe
 
--- cobweb
-minetest.register_node(":mobs:cobweb", {
+core.register_node(":mobs:cobweb", {
 	description = S("Cobweb"),
 	drawtype = "plantlike",
 	visual_scale = 1.2,
@@ -280,11 +280,12 @@ minetest.register_node(":mobs:cobweb", {
 	liquid_range = 0,
 	walkable = false,
 	groups = {snappy = 1, disable_jump = 1},
+	is_ground_content = false,
 	drop = "farming:string",
-	sounds = default and default.node_sound_leaves_defaults()
+	sounds = mobs.node_sound_leaves_defaults()
 })
 
-minetest.register_craft({
+core.register_craft({
 	output = "mobs:cobweb",
 	recipe = {
 		{"farming:string", "", "farming:string"},
@@ -293,18 +294,21 @@ minetest.register_craft({
 	}
 })
 
+-- cobweb place function
 
 local web_place = function(pos)
 
-	if minetest.find_node_near(pos, 1, {"ignore"}) then return end
+	if core.find_node_near(pos, 1, {"ignore"}) then return end
 
-	local pos2 = minetest.find_node_near(pos, 1, {"air", "group:leaves"}, true)
+	local pos2 = core.find_node_near(pos, 1, {"air", "group:leaves"}, true)
 
 	if pos2 then
-		minetest.swap_node(pos2, {name = "mobs:cobweb"})
+		core.swap_node(pos2, {name = "mobs:cobweb"})
 	end
 end
 
+-- cobweb arrow
+
 mobs:register_arrow("mobs_monster:cobweb", {
 	visual = "sprite",
 	visual_size = {x = 1, y = 1},

stone_monster.lua

@@ -1,5 +1,7 @@
--- Translation support
-local S = minetest.get_translator("mobs_monster")
+
+-- translation and custom stone monster types
+
+local S = core.get_translator("mobs_monster")
 
 local stone_types = {
 
@@ -22,7 +24,6 @@ local stone_types = {
 	}
 }
 
-
 -- Stone Monster by PilzAdam
 
 mobs:register_mob("mobs_monster:stone_monster", {
@@ -43,9 +44,7 @@ mobs:register_mob("mobs_monster:stone_monster", {
 		{"mobs_stone_monster2.png"} -- by AMMOnym
 	},
 	makes_footstep_sound = true,
-	sounds = {
-		random = "mobs_stonemonster"
-	},
+	sounds = {random = "mobs_stonemonster"},
 	walk_velocity = 1,
 	run_velocity = 2,
 	jump_height = 0,
@@ -61,16 +60,11 @@ mobs:register_mob("mobs_monster:stone_monster", {
 	lava_damage = 1,
 	light_damage = 0,
 	animation = {
-		speed_normal = 15,
-		speed_run = 15,
-		stand_start = 0,
-		stand_end = 14,
-		walk_start = 15,
-		walk_end = 38,
-		run_start = 40,
-		run_end = 63,
-		punch_start = 40,
-		punch_end = 63
+		speed_normal = 15, speed_run = 15,
+		stand_start = 0, stand_end = 14,
+		walk_start = 15, walk_end = 38,
+		run_start = 40, run_end = 63,
+		punch_start = 40, punch_end = 63
 	},
 	immune_to = {
 		{"default:pick_wood", 0}, -- wooden pick doesnt hurt stone monster
@@ -91,14 +85,12 @@ mobs:register_mob("mobs_monster:stone_monster", {
 
 			tmp = stone_types[n]
 
-			if minetest.find_node_near(pos, 1, tmp.nodes) then
+			if core.find_node_near(pos, 1, tmp.nodes) then
 
 				self.base_texture = tmp.skins
 				self.object:set_properties({textures = tmp.skins})
 
-				if tmp.drops then
-					self.drops = tmp.drops
-				end
+				if tmp.drops then self.drops = tmp.drops end
 
 				return true
 			end
@@ -108,20 +100,24 @@ mobs:register_mob("mobs_monster:stone_monster", {
 	end
 })
 
+-- where to spawn
 
 if not mobs.custom_spawn_monster then
 
 	mobs:spawn({
 		name = "mobs_monster:stone_monster",
-		nodes = {"default:stone", "default:desert_stone", "default:sandstone"},
+		nodes = {"default:stone", "default:desert_stone", "default:sandstone",
+				"default:permafrost_with_stones"},
 		max_light = 7,
 		chance = 7000,
 		max_height = 0
 	})
 end
 
+-- spawn egg
 
 mobs:register_egg("mobs_monster:stone_monster", S("Stone Monster"), "default_stone.png", 1)
 
+-- compatibility with older mobs mod
 
-mobs:alias_mob("mobs:stone_monster", "mobs_monster:stone_monster") -- compatibility
+mobs:alias_mob("mobs:stone_monster", "mobs_monster:stone_monster")

tree_monster.lua

@@ -1,5 +1,7 @@
--- Translation support
-local S = minetest.get_translator("mobs_monster")
+
+-- translation and custom tree monster types
+
+local S = core.get_translator("mobs_monster")
 
 local tree_types = {
 
@@ -20,7 +22,7 @@ local tree_types = {
 			{name = "ethereal:frost_leaves", chance = 1, min = 1, max = 2},
 			{name = "ethereal:frost_tree", chance = 2, min = 1, max = 2},
 			{name = "ethereal:crystal_spike", chance = 4, min = 0, max = 2}
-		}
+		}, glow = 1
 	},
 
 	{	nodes = {"ethereal:yellowleaves"},
@@ -30,7 +32,7 @@ local tree_types = {
 			{name = "ethereal:yellowleaves", chance = 1, min = 1, max = 2},
 			{name = "ethereal:yellow_tree_sapling", chance = 2, min = 0, max = 2},
 			{name = "ethereal:golden_apple", chance = 3, min = 0, max = 2}
-		}
+		}, glow = 1
 	},
 
 	{	nodes = {"default:acacia_bush_leaves"},
@@ -44,7 +46,6 @@ local tree_types = {
 	}
 }
 
-
 -- Tree Monster (or Tree Gollum) by PilzAdam
 
 mobs:register_mob("mobs_monster:tree_monster", {
@@ -67,9 +68,7 @@ mobs:register_mob("mobs_monster:tree_monster", {
 	},
 	blood_texture = "default_wood.png",
 	makes_footstep_sound = true,
-	sounds = {
-		random = "mobs_treemonster"
-	},
+	sounds = {random = "mobs_treemonster"},
 	walk_velocity = 1,
 	run_velocity = 3,
 	jump = true,
@@ -96,16 +95,11 @@ mobs:register_mob("mobs_monster:tree_monster", {
 --		{"all", 0}, -- only weapons on list deal damage
 	},
 	animation = {
-		speed_normal = 15,
-		speed_run = 15,
-		stand_start = 0,
-		stand_end = 24,
-		walk_start = 25,
-		walk_end = 47,
-		run_start = 48,
-		run_end = 62,
-		punch_start = 48,
-		punch_end = 62
+		speed_normal = 15, speed_run = 15,
+		stand_start = 0, stand_end = 24,
+		walk_start = 25, walk_end = 47,
+		run_start = 48, run_end = 62,
+		punch_start = 48, punch_end = 62
 	},
 
 	-- check surrounding nodes and spawn a specific tree monster
@@ -120,16 +114,17 @@ mobs:register_mob("mobs_monster:tree_monster", {
 
 			if tmp.explode and math.random(2) == 1 then return true end
 
-			if minetest.find_node_near(pos, 1, tmp.nodes) then
+			if core.find_node_near(pos, 1, tmp.nodes) then
 
 				self.base_texture = tmp.skins
 				self.object:set_properties({textures = tmp.skins})
 
-				if tmp.drops then
-					self.drops = tmp.drops
-				end
+				if tmp.glow then self.object:set_properties({glow = tmp.glow}) end
+
+				if tmp.drops then self.drops = tmp.drops end
 
 				if tmp.explode then
+
 					self.attack_type = "explode"
 					self.explosion_radius = 3
 					self.explosion_timer = 3
@@ -156,6 +151,7 @@ mobs:register_mob("mobs_monster:tree_monster", {
 	end
 })
 
+-- where to spawn
 
 if not mobs.custom_spawn_monster then
 
@@ -169,8 +165,10 @@ if not mobs.custom_spawn_monster then
 	})
 end
 
+-- spawn egg
 
 mobs:register_egg("mobs_monster:tree_monster", S("Tree Monster"), "default_tree_top.png", 1)
 
+-- compatibility with older mobs mod
 
-mobs:alias_mob("mobs:tree_monster", "mobs_monster:tree_monster") -- compatibility
+mobs:alias_mob("mobs:tree_monster", "mobs_monster:tree_monster")