diff --git a/mods/ENTITIES/mcl_mobs/spawning.lua b/mods/ENTITIES/mcl_mobs/spawning.lua
index 829005a8cd..d4d6880856 100644
--- a/mods/ENTITIES/mcl_mobs/spawning.lua
+++ b/mods/ENTITIES/mcl_mobs/spawning.lua
@@ -438,21 +438,35 @@ function mobs:spawn_specific(name, dimension, type_of_spawning, biomes, min_ligh
 	--this will take extra time, a whole few nanoseconds
 	--but will allow modularity
 
-	
-	if type_of_spawning == "air" then
-		print("---------------------------- HERE")
-		print(name)
-		print("---------------------------- sdfkhjsadfhjklsfsehjkfsdhjk")
-	end
-
+	--build dimensions modularly
 	if not spawn_dictionary[dimension] then
 		spawn_dictionary[dimension] = {}
 	end
 
+	--build biome list modularly
 	for _,added_biome in pairs(biomes) do
-		--print(added_biome)
+		if not spawn_dictionary[dimension][added_biome] then
+			spawn_dictionary[dimension][added_biome] = {}
+		end
+
+		--build type of spawning per biome modularly
+		if not spawn_dictionary[dimension][added_biome][type_of_spawning] then
+			spawn_dictionary[dimension][added_biome][type_of_spawning] = {}
+		end
+
+		--build light levels to spawn mob
+		for i = min_light,max_light do
+			if not spawn_dictionary[dimension][added_biome][type_of_spawning][i] then
+				spawn_dictionary[dimension][added_biome][type_of_spawning][i] = {}
+			end
+
+			for y = min_height, max_height do
+				--print(y)
+			end
+		end
 	end
 
+	
 
 	--[[
 	local key = #spawn_dictionary[dimension] + 1
diff --git a/mods/ENTITIES/mobs_mc/0_gameconfig.lua b/mods/ENTITIES/mobs_mc/0_gameconfig.lua
index 74c92d4153..b979c7353a 100644
--- a/mods/ENTITIES/mobs_mc/0_gameconfig.lua
+++ b/mods/ENTITIES/mobs_mc/0_gameconfig.lua
@@ -290,13 +290,13 @@ mobs_mc.spawn = {
 mobs_mc.spawn_height = {
 	water = tonumber(minetest.settings:get("water_level")) or 0, -- Water level in the Overworld
 
-	-- Overworld boundaries (inclusive)
-	overworld_min = -2999,
-	overworld_max = 31000,
+	-- Overworld boundaries (inclusive) --had to make this reasonable otherwise mob spawning would go nuts using data
+	overworld_min = -64,-- -2999,
+	overworld_max = 256,-- 31000,
 
 	-- Nether boundaries (inclusive)
-	nether_min = -3369,
-	nether_max = -3000,
+	nether_min = -29067,-- -3369,
+	nether_max = -28939,-- -3000,
 
 	-- End boundaries (inclusive)
 	end_min = -6200,