diff --git a/CHANGELOG.md b/CHANGELOG.md
index b2ed210..80e5f51 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,7 @@
 
 ## [Jul 18th - **STILL UNDERDEVELOPMENT** 2024] Update: Aquatic Caves
 
+This update contains breaking changes!
 The main theme of this update was to revamp oceans and caves, but this update adds a bit of everything!
 
 - Revamped caves *again*
@@ -16,6 +17,9 @@ The main theme of this update was to revamp oceans and caves, but this update ad
 - Added stone and wooden swords
 - Revamp source tree
 - Add structure API
+- New snow texture
+- Add snowman boss battle :0
+- Make magic shards more common
 
 ## [Jul 17th 2024] Unnamed Minor Update
 
diff --git a/mods/pyutest/pyutest_core/items.lua b/mods/pyutest/pyutest_core/items.lua
index fbd2285..6aa49c4 100644
--- a/mods/pyutest/pyutest_core/items.lua
+++ b/mods/pyutest/pyutest_core/items.lua
@@ -55,3 +55,4 @@ PyuTestCore.make_item("pyutest_core:glass_bottle", "Glass Bottle", {}, "glass-bo
   stack_max = 16
 })
 PyuTestCore.make_item("pyutest_core:brick", "Brick", {}, "brick.png")
+PyuTestCore.make_item("pyutest_core:snowball", "Snowball", {}, "snowball.png")
diff --git a/mods/pyutest/pyutest_core/magic.lua b/mods/pyutest/pyutest_core/magic.lua
index c3d9978..ff23b22 100644
--- a/mods/pyutest/pyutest_core/magic.lua
+++ b/mods/pyutest/pyutest_core/magic.lua
@@ -4,7 +4,7 @@ minetest.override_item("pyutest_core:crying_obsidian_block", {
     max_items = 1,
     items = {
       {
-        rarity = 5,
+        rarity = 3.2,
         items = {"pyutest_core:magic_shards 3"}
       },
 
diff --git a/mods/pyutest/pyutest_core/mobs.lua b/mods/pyutest/pyutest_core/mobs.lua
index adb90ba..0bfc151 100644
--- a/mods/pyutest/pyutest_core/mobs.lua
+++ b/mods/pyutest/pyutest_core/mobs.lua
@@ -3,6 +3,27 @@ PyuTestCore.HUMAN_LIKE_CBOX = {-0.25, -1, -0.25, 0.25, 1, 0.25}
 
 mobs.fallback_node = "pyutest_core:dirt_block"
 
+local snowball_hit_player = function (self, player)
+  player:punch(self.object, nil, {
+    damage_groups = {fleshy = 9}
+  }, nil)
+end
+
+mobs:register_arrow("pyutest_core:arrow_snowball", {
+  visual = "sprite",
+  visual_size = {x = 1, y = 1},
+  textures = {"snowball.png"},
+  hit_node = function (self, pos)
+    PyuTestCore.create_explosion(pos, 1, false, 9, self.object, false)
+  end,
+  hit_player = snowball_hit_player,
+  hit_mob = snowball_hit_player,
+  velocity = 9,
+  collisionbox = {
+    -1.5, -1.5, -1.5, 1.5, 1.5, 1.5
+  }
+})
+
 mobs:register_mob("pyutest_core:monster", {
   type = "monster",
   hp_max = 20,
@@ -39,7 +60,7 @@ mobs:register_mob("pyutest_core:human", {
   hp_max = 20,
   hp_min = 20,
   walk_velocity = 1,
-  run_velocity = 1.8,
+  run_velocity = 6,
   armor = 100,
   passive = true,
   walk_chance = 50,
@@ -109,6 +130,59 @@ mobs:register_mob("pyutest_core:firefly", {
 })
 mobs:register_egg("pyutest_core:firefly", "Firefly Spawn Egg", "egg.png^[multiply:yellow", 0)
 
+mobs:register_mob("pyutest_core:snowman", {
+  type = "monster",
+  hp_max = 450,
+  hp_min = 450,
+  walk_velocity = 1,
+  run_velocity = 4,
+  armor = 100,
+  passive = false,
+  walk_chance = 1,
+  stand_chance = 2,
+  damage = 9,
+  attack_chance = 1,
+  attack_type = "dogshoot",
+  arrow = "pyutest_core:arrow_snowball",
+  shoot_interval = 1.2,
+  shoot_offset = 2,
+  pathfinding = 1,
+  visual = "upright_sprite",
+  visual_size = {x = 1, y = 2},
+  collisionbox = PyuTestCore.HUMAN_LIKE_CBOX,
+  physical = true,
+  blood_amount = PyuTestCore.ENTITY_BLOOD_AMOUNT,
+  view_range = 35,
+  reach = 2,
+  jump = 1,
+  group_attack = false,
+  makes_footstep_sound = true,
+  dogshoot_switch = 2,
+  dogshoot_count_max = 3,
+  dogshoot_count2_max = 6,
+
+  textures = {
+    "snowman.png", "snowman_back.png"
+  },
+
+  drops = {
+    {
+      name = "pyutest_core:magic_shards",
+      min = 2,
+      max = 5,
+      chance = 1
+    },
+
+    {
+      name = "pyutest_core:snowball",
+      min = 4,
+      max = 9,
+      chance = 1
+    }
+  }
+})
+mobs:register_egg("pyutest_core:snowman", "Snowman Spawn Egg", "egg.png^[multiply:skyblue", 0)
+
 local mapgen = minetest.get_mapgen_params().mgname or "???"
 if mapgen ~= "flat" and mapgen ~= "singlenode" then
   mobs:spawn({
diff --git a/mods/pyutest/pyutest_core/textures/snow.png b/mods/pyutest/pyutest_core/textures/snow.png
index ef52447..0b7cbc7 100644
Binary files a/mods/pyutest/pyutest_core/textures/snow.png and b/mods/pyutest/pyutest_core/textures/snow.png differ
diff --git a/mods/pyutest/pyutest_core/textures/snowball.png b/mods/pyutest/pyutest_core/textures/snowball.png
new file mode 100644
index 0000000..cbd7718
Binary files /dev/null and b/mods/pyutest/pyutest_core/textures/snowball.png differ
diff --git a/mods/pyutest/pyutest_core/textures/snowman.png b/mods/pyutest/pyutest_core/textures/snowman.png
new file mode 100644
index 0000000..281df7b
Binary files /dev/null and b/mods/pyutest/pyutest_core/textures/snowman.png differ
diff --git a/mods/pyutest/pyutest_core/textures/snowman_back.png b/mods/pyutest/pyutest_core/textures/snowman_back.png
new file mode 100644
index 0000000..4ab1379
Binary files /dev/null and b/mods/pyutest/pyutest_core/textures/snowman_back.png differ
diff --git a/mods/pyutest/pyutest_core/utils.lua b/mods/pyutest/pyutest_core/utils.lua
index 62b4aa5..8d4f26f 100644
--- a/mods/pyutest/pyutest_core/utils.lua
+++ b/mods/pyutest/pyutest_core/utils.lua
@@ -56,7 +56,7 @@ PyuTestCore.create_explosion = function (pos, range, rm_pos, dmg, creator, dmg_c
     if creator ~= nil then
       if v ~= creator then
         v:punch(creator, nil, {
-          damage_groups = {fleshy = dmg} 
+          damage_groups = {fleshy = dmg}
         }, nil)
       end
 
diff --git a/mods/pyutest/pyutest_mapgen/api.lua b/mods/pyutest/pyutest_mapgen/api.lua
index e69de29..5cd24e3 100644
--- a/mods/pyutest/pyutest_mapgen/api.lua
+++ b/mods/pyutest/pyutest_mapgen/api.lua
@@ -0,0 +1,48 @@
+PyuTestMapgen = {}
+
+PyuTestMapgen.register_structure = function (name, schematic, def)
+  local id = "pyutest_mapgen:structure_block_"..name
+  minetest.register_node(id, {
+    description = string.format("Structure Block (%s)", name),
+    groups = {
+      not_in_creative_inventory = 1
+    },
+    tiles = {
+      "stick.png"
+    },
+    walkable = false,
+    pointable = false,
+  })
+
+  minetest.register_decoration({
+    sidelen = 80,
+    decoration = id,
+    deco_type = "simple",
+    place_on = def.place_on,
+    spawn_by = def.spawn_by,
+    num_spawn_by = def.num_spawn_by,
+    fill_ratio = def.fill_ratio,
+    noise_params = def.noise_params,
+    flags = def.flags or "place_center_x, place_center_y, force_placement",
+    biomes = def.biomes,
+    y_max = def.y_max,
+    y_min = def.y_min
+  })
+
+  minetest.register_lbm({
+    name = "pyutest_mapgen:spawn_"..name,
+    run_at_every_load = true,
+    nodenames = {id},
+    action = function (pos, node)
+      minetest.remove_node(pos)
+      minetest.place_schematic(
+        pos,
+        PyuTestCore.get_schem_path(schematic),
+        def.rotation or "random",
+        def.replacements or {},
+        def.force_placement or true,
+        def.flags or "place_center_x, place_center_z"
+      )
+    end
+  })
+end
diff --git a/mods/pyutest/pyutest_mapgen/structures.lua b/mods/pyutest/pyutest_mapgen/structures.lua
index 75c5b65..ec4ce77 100644
--- a/mods/pyutest/pyutest_mapgen/structures.lua
+++ b/mods/pyutest/pyutest_mapgen/structures.lua
@@ -1,7 +1,5 @@
-minetest.register_decoration({
-  deco_type = "schematic",
+PyuTestMapgen.register_structure("igloo", "igloo", {
   place_on = {"pyutest_core:snow_block"},
-  sidelen = 16,
   fill_ratio = 0.00004,
   biomes = {"frozen_plains"},
   y_max = PyuTestCore_BiomeTops.frozen_plains,
@@ -12,33 +10,20 @@ minetest.register_decoration({
   place_offset_y = 1
 })
 
-minetest.register_decoration({
-  deco_type = "schematic",
+PyuTestMapgen.register_structure("desertwell", "desertwell", {
   place_on = {"pyutest_core:sand_block"},
-  sidelen = 16,
   fill_ratio = 0.00006,
   biomes = {"desert"},
   y_max = PyuTestCore_BiomeTops.desert,
   y_min = 1,
-  schematic = PyuTestCore.get_schem_path("desertwell"),
-  rotation = "random",
-  flags = "place_center_x, place_center_z"
+  rotation = "random"
 })
 
-local rblocks = minetest.registered_nodes
-local blocks = {}
-for k, _ in pairs(rblocks) do
-  local m = k:find("_block")
-  if m ~= nil then
-    table.insert(blocks, k)
-  end
-end
-
 minetest.register_decoration({
   deco_type = "simple",
   sidelen = 16,
   fill_ratio = 0.0003,
-  place_on = blocks,
+  place_on = {"group:ground"},
   biomes = minetest.registered_biomes,
   y_max = PyuTestCore_BiomeTops.mountains,
   y_min = PyuTestCore_SurfaceBottom,
@@ -51,11 +36,8 @@ minetest.register_decoration({
   }
 })
 
-minetest.register_decoration({
-  deco_type = "schematic",
-  sidelen = 16,
+PyuTestMapgen.register_structure("ice_spike", "icespike", {
   fill_ratio = 0.0004,
-  schematic = PyuTestCore.get_schem_path("icespike"),
   place_on = {
     "pyutest_core:ice_block",
     "pyutest_core:stone_block"
@@ -66,36 +48,26 @@ minetest.register_decoration({
   },
   y_max = PyuTestCore_BiomeTops.ice_spikes,
   y_min = PyuTestCore_WorldBottom,
-  flags = "place_center_x, place_center_z",
 })
 
-minetest.register_decoration({
-  deco_type = "schematic",
-  sidelen = 16,
+PyuTestMapgen.register_structure("obsidian_mound", "obsidian-mound", {
   fill_ratio = 0.0001,
-  schematic = PyuTestCore.get_schem_path("obsidian-mound"),
   place_on = {"pyutest_core:mycelium_block"},
   biomes = {
     "mushroom_fields"
   },
   y_max = PyuTestCore_BiomeTops.mushroom_fields,
   y_min = PyuTestCore_SurfaceBottom,
-  flags = "place_center_x, place_center_z",
   place_offset_y = 1
 })
 
-minetest.register_decoration({
-  deco_type = "schematic",
-  sidelen = 16,
+PyuTestMapgen.register_structure("ocean_ruins", "ocean_ruins", {
   fill_ratio = 0.0002,
-  schematic = PyuTestCore.get_schem_path("ocean_ruins"),
   place_on = {"pyutest_core:gravel_block"},
   biomes = PyuTestCore.get_biomes_from_type(PyuTestCore.BIOME_TYPES.OCEAN),
   y_max = PyuTestCore_DeepOceanMax + 4,
   y_min = PyuTestCore_DeepOceanMin,
-  flags = "place_center_x, place_center_z, force_placement",
   place_offset_y = 1,
   spawn_by = {"pyutest_core:water_source"},
-  num_spawn_by = 2,
-  rotation = "random"
+  num_spawn_by = 2
 })