diff --git a/src/main/java/ru/betterend/BetterEnd.java b/src/main/java/ru/betterend/BetterEnd.java
index 93ce03fa..ae5b8d5e 100644
--- a/src/main/java/ru/betterend/BetterEnd.java
+++ b/src/main/java/ru/betterend/BetterEnd.java
@@ -1,12 +1,8 @@
 package ru.betterend;
 
 import net.fabricmc.api.ModInitializer;
-import net.minecraft.block.Blocks;
-import net.minecraft.item.Items;
-import net.minecraft.tag.ItemTags;
 import ru.betterend.config.MainConfig;
 import ru.betterend.recipe.CraftingRecipes;
-import ru.betterend.recipe.RecipeBuilder;
 import ru.betterend.registry.BiomeRegistry;
 import ru.betterend.registry.BlockRegistry;
 import ru.betterend.registry.FeatureRegistry;
@@ -27,25 +23,5 @@ public class BetterEnd implements ModInitializer {
 		BiomeRegistry.register();
 		BetterEndBiomeSource.register();
 		CraftingRecipes.register();
-		
-		// TEST //
-		RecipeBuilder.make("test_block", Blocks.ANVIL)
-		.setShape(new String[] {"I#", "#I"})
-		.addMaterial('I', Items.STRING)
-		.addMaterial('#', Items.APPLE)
-		.build();
-		
-		RecipeBuilder.make("test_block_shaped", Blocks.STONE)
-		.setShape(new String[] {"I#", "#I"})
-		.addMaterial('I', Items.STRING)
-		.addMaterial('#', ItemTags.LOGS)
-		.build();
-		
-		RecipeBuilder.make("test_item_shapeless", Items.SUGAR)
-		.setList("I#Y")
-		.addMaterial('I', Items.STRING)
-		.addMaterial('#', ItemTags.LOGS)
-		.addMaterial('Y', ItemTags.ARROWS)
-		.build();
 	}
 }
diff --git a/src/main/java/ru/betterend/blocks/BlockOre.java b/src/main/java/ru/betterend/blocks/BlockOre.java
index f3050e47..28075413 100644
--- a/src/main/java/ru/betterend/blocks/BlockOre.java
+++ b/src/main/java/ru/betterend/blocks/BlockOre.java
@@ -34,12 +34,11 @@ public class BlockOre extends OreBlock {
 		this.minCount = minCount;
 		this.maxCount = maxCount;
 	}
-	
+
 	@Override
 	public List<ItemStack> getDroppedStacks(BlockState state, LootContext.Builder builder) {
 		ItemStack tool = builder.get(LootContextParameters.TOOL);
-		if (tool.isEffectiveOn(state))
-		{
+		if (tool != null && tool.isEffectiveOn(state)) {
 			int fortune = EnchantmentHelper.getLevel(Enchantments.FORTUNE, tool);
 			int min = MathHelper.clamp(minCount + fortune, 0, maxCount);
 			if (min == maxCount)
diff --git a/src/main/java/ru/betterend/blocks/TerminiteBlock.java b/src/main/java/ru/betterend/blocks/TerminiteBlock.java
index 8ebeefc7..d8ed2352 100644
--- a/src/main/java/ru/betterend/blocks/TerminiteBlock.java
+++ b/src/main/java/ru/betterend/blocks/TerminiteBlock.java
@@ -6,7 +6,6 @@ import net.minecraft.block.MaterialColor;
 import net.minecraft.sound.BlockSoundGroup;
 
 public class TerminiteBlock extends BlockBase {
-
 	public TerminiteBlock() {
 		super(FabricBlockSettings.of(Material.METAL, MaterialColor.field_25708)
 				.hardness(7F)
diff --git a/src/main/java/ru/betterend/mixin/client/BackgroundRendererMixin.java b/src/main/java/ru/betterend/mixin/client/BackgroundRendererMixin.java
index 636211d5..19e0558d 100644
--- a/src/main/java/ru/betterend/mixin/client/BackgroundRendererMixin.java
+++ b/src/main/java/ru/betterend/mixin/client/BackgroundRendererMixin.java
@@ -28,10 +28,10 @@ public class BackgroundRendererMixin {
 	private static float fogEnd;
 	private static float lerp;
 	
-	private static final float SKY_RED = 21F / 255F;
-	private static final float SKY_GREEN = 16F / 255F;
-	private static final float SKY_BLUE = 20F / 255F;
-	//private static final float NORMAL = 0.12757292F;
+	//private static final float SKY_RED = 21F / 255F;
+	//private static final float SKY_GREEN = 16F / 255F;
+	//private static final float SKY_BLUE = 20F / 255F;
+	private static final float NORMAL = 1.5F/ 0.12757292F; // 0.12757292F is max value for red channel after all transformations
 	
 	@Shadow
 	private static float red;
@@ -47,10 +47,10 @@ public class BackgroundRendererMixin {
 		
 		FluidState fluidState = camera.getSubmergedFluidState();
 		if (fluidState.isEmpty() && world.getDimension().hasEnderDragonFight()) {
-			RenderSystem.clearColor(SKY_RED, SKY_GREEN, SKY_BLUE, 0);
-			//red /= NORMAL;
-			//green /= NORMAL;
-			//blue /= NORMAL;
+			//RenderSystem.clearColor(SKY_RED, SKY_GREEN, SKY_BLUE, 0);
+			red *= NORMAL;
+			green *= NORMAL;
+			blue *= NORMAL;
 		}
 	}
 	
diff --git a/src/main/java/ru/betterend/mixin/common/DimensionTypeMixin.java b/src/main/java/ru/betterend/mixin/common/DimensionTypeMixin.java
index 15984160..065cec04 100644
--- a/src/main/java/ru/betterend/mixin/common/DimensionTypeMixin.java
+++ b/src/main/java/ru/betterend/mixin/common/DimensionTypeMixin.java
@@ -17,8 +17,7 @@ import ru.betterend.world.generator.BetterEndBiomeSource;
 public class DimensionTypeMixin
 {
 	@Inject(method = "createEndGenerator", at = @At("HEAD"), cancellable = true)
-	private static void replaceGenerator(Registry<Biome> biomeRegistry, Registry<ChunkGeneratorSettings> chunkGeneratorSettingsRegistry, long seed, CallbackInfoReturnable<ChunkGenerator> info)
-	{
+	private static void replaceGenerator(Registry<Biome> biomeRegistry, Registry<ChunkGeneratorSettings> chunkGeneratorSettingsRegistry, long seed, CallbackInfoReturnable<ChunkGenerator> info) {
 		info.setReturnValue(new NoiseChunkGenerator(new BetterEndBiomeSource(biomeRegistry, seed), seed, () -> {
 			return (ChunkGeneratorSettings) chunkGeneratorSettingsRegistry.getOrThrow(ChunkGeneratorSettings.END);
 		}));
diff --git a/src/main/java/ru/betterend/mixin/common/RecipeManagerMixin.java b/src/main/java/ru/betterend/mixin/common/RecipeManagerMixin.java
index 5575d246..a9b86254 100644
--- a/src/main/java/ru/betterend/mixin/common/RecipeManagerMixin.java
+++ b/src/main/java/ru/betterend/mixin/common/RecipeManagerMixin.java
@@ -27,23 +27,22 @@ import net.minecraft.world.World;
 import ru.betterend.recipe.EndRecipeManager;
 
 @Mixin(RecipeManager.class)
-public class RecipeManagerMixin
-{
+public class RecipeManagerMixin {
 	@Shadow
 	private Map<RecipeType<?>, Map<Identifier, Recipe<?>>> recipes;
-	
+
 	@Inject(method = "apply", at = @At(value = "RETURN"))
-	private void setRecipes(Map<Identifier, JsonElement> map, ResourceManager resourceManager, Profiler profiler, CallbackInfo info)
-	{
+	private void setRecipes(Map<Identifier, JsonElement> map, ResourceManager resourceManager, Profiler profiler, CallbackInfo info) {
 		recipes = EndRecipeManager.getMap(recipes);
 	}
-	
+
 	@Shadow
-	private <C extends Inventory, T extends Recipe<C>> Map<Identifier, Recipe<C>> getAllOfType(RecipeType<T> type) { return null; }
-	
+	private <C extends Inventory, T extends Recipe<C>> Map<Identifier, Recipe<C>> getAllOfType(RecipeType<T> type) {
+		return null;
+	}
+
 	@Overwrite
-	public <C extends Inventory, T extends Recipe<C>> Optional<T> getFirstMatch(RecipeType<T> type, C inventory, World world)
-	{
+	public <C extends Inventory, T extends Recipe<C>> Optional<T> getFirstMatch(RecipeType<T> type, C inventory, World world) {
 		Collection<Recipe<C>> values = getAllOfType(type).values();
 		List<Recipe<C>> list = new ArrayList<Recipe<C>>(values);
 		list.sort((v1, v2) -> {
@@ -51,9 +50,9 @@ public class RecipeManagerMixin
 			boolean b2 = v2.getId().getNamespace().equals("minecraft");
 			return b1 ^ b2 ? (b1 ? 1 : -1) : 0;
 		});
-		
+
 		return list.stream().flatMap((recipe) -> {
-	         return Util.stream(type.get(recipe, world, inventory));
-	      }).findFirst();
-	   }
+			return Util.stream(type.get(recipe, world, inventory));
+		}).findFirst();
+	}
 }
\ No newline at end of file
diff --git a/src/main/java/ru/betterend/recipe/CraftingRecipes.java b/src/main/java/ru/betterend/recipe/CraftingRecipes.java
index 6f52a2d3..eefe84e0 100644
--- a/src/main/java/ru/betterend/recipe/CraftingRecipes.java
+++ b/src/main/java/ru/betterend/recipe/CraftingRecipes.java
@@ -21,13 +21,11 @@ public class CraftingRecipes {
 		}
 	}
 	
-	protected static boolean itemExists(Item item)
-	{
+	protected static boolean itemExists(Item item) {
 		return Registry.ITEM.getId(item) != Registry.ITEM.getDefaultId();
 	}
-	
-	protected static boolean blockExists(Block block)
-	{
+
+	protected static boolean blockExists(Block block) {
 		return Registry.BLOCK.getId(block) != Registry.BLOCK.getDefaultId();
 	}
 }
diff --git a/src/main/java/ru/betterend/registry/BlockRegistry.java b/src/main/java/ru/betterend/registry/BlockRegistry.java
index 5d159634..b51a8196 100644
--- a/src/main/java/ru/betterend/registry/BlockRegistry.java
+++ b/src/main/java/ru/betterend/registry/BlockRegistry.java
@@ -15,9 +15,14 @@ import ru.betterend.blocks.TerminiteBlock;
 import ru.betterend.tab.CreativeTab;
 
 public class BlockRegistry {
+	// Terrain //
 	public static final Block ENDSTONE_DUST = registerBlock("endstone_dust", new BlockEndstoneDust());
 	public static final Block WET_MYCELIUM = registerBlock("wet_mycelium", new BlockWetMycelium());
+	
+	// Ores //
 	public static final Block ENDER_ORE = registerBlock("ender_ore", new BlockOre(ItemRegistry.ENDER_DUST, 1, 3));
+	
+	// Materials //
 	public static final Block TERMINITE_BLOCK = registerBlock("terminite_block", new TerminiteBlock());
 	public static final Block AETERNIUM_BLOCK = registerBlock("aeternium_block", new AeterniumBlock());
 	public static final Block ENDER_BLOCK = registerBlock("ender_block", new EnderBlock());