diff --git a/src/main/java/ru/bclib/api/biomes/BiomeAPI.java b/src/main/java/ru/bclib/api/biomes/BiomeAPI.java
index 1ef912f2..ac80904a 100644
--- a/src/main/java/ru/bclib/api/biomes/BiomeAPI.java
+++ b/src/main/java/ru/bclib/api/biomes/BiomeAPI.java
@@ -27,6 +27,7 @@ import net.minecraft.world.level.levelgen.feature.ConfiguredFeature;
 import net.minecraft.world.level.levelgen.feature.ConfiguredStructureFeature;
 import net.minecraft.world.level.levelgen.placement.PlacedFeature;
 import org.jetbrains.annotations.Nullable;
+import ru.bclib.config.Configs;
 import ru.bclib.util.MHelper;
 import ru.bclib.world.biomes.BCLBiome;
 import ru.bclib.world.biomes.FabricBiomesData;
@@ -140,6 +141,7 @@ public class BiomeAPI {
 	 */
 	public static BCLBiome registerNetherBiome(Biome biome) {
 		BCLBiome bclBiome = new BCLBiome(biome);
+		configureBiome(bclBiome, 1.0F, 1.0F);
 		NETHER_BIOME_PICKER.addBiome(bclBiome);
 		registerBiome(bclBiome);
 		return bclBiome;
@@ -153,6 +155,7 @@ public class BiomeAPI {
 	 */
 	public static BCLBiome registerEndLandBiome(BCLBiome biome) {
 		registerBiome(biome);
+		configureBiome(biome, 1.0F, 1.0F);
 		END_LAND_BIOME_PICKER.addBiome(biome);
 		float weight = biome.getGenChance();
 		ResourceKey<Biome> key = BuiltinRegistries.BIOME.getResourceKey(biome.getBiome()).get();
@@ -169,6 +172,7 @@ public class BiomeAPI {
 	 */
 	public static BCLBiome registerEndLandBiome(Biome biome) {
 		BCLBiome bclBiome = new BCLBiome(biome);
+		configureBiome(bclBiome, 1.0F, 1.0F);
 		END_LAND_BIOME_PICKER.addBiome(bclBiome);
 		registerBiome(bclBiome);
 		return bclBiome;
@@ -182,7 +186,8 @@ public class BiomeAPI {
 	 * @return {@link BCLBiome}
 	 */
 	public static BCLBiome registerEndLandBiome(Biome biome, float genChance) {
-		BCLBiome bclBiome = new BCLBiome(biome).setGenChance(genChance);
+		BCLBiome bclBiome = new BCLBiome(biome);
+		configureBiome(bclBiome, genChance, 1.0F);
 		END_LAND_BIOME_PICKER.addBiome(bclBiome);
 		registerBiome(bclBiome);
 		return bclBiome;
@@ -196,6 +201,7 @@ public class BiomeAPI {
 	 */
 	public static BCLBiome registerEndVoidBiome(BCLBiome biome) {
 		registerBiome(biome);
+		configureBiome(biome, 1.0F, 1.0F);
 		END_VOID_BIOME_PICKER.addBiome(biome);
 		float weight = biome.getGenChance();
 		ResourceKey<Biome> key = BuiltinRegistries.BIOME.getResourceKey(biome.getBiome()).get();
@@ -211,6 +217,7 @@ public class BiomeAPI {
 	 */
 	public static BCLBiome registerEndVoidBiome(Biome biome) {
 		BCLBiome bclBiome = new BCLBiome(biome);
+		configureBiome(bclBiome, 1.0F, 1.0F);
 		END_VOID_BIOME_PICKER.addBiome(bclBiome);
 		registerBiome(bclBiome);
 		return bclBiome;
@@ -225,7 +232,8 @@ public class BiomeAPI {
 	 */
 	public static BCLBiome registerEndVoidBiome(Biome biome, float genChance) {
 		ResourceKey<Biome> key = BuiltinRegistries.BIOME.getResourceKey(biome).get();
-		BCLBiome bclBiome = new BCLBiome(biome).setGenChance(genChance);
+		BCLBiome bclBiome = new BCLBiome(biome);
+		configureBiome(bclBiome, genChance, 1.0F);
 		END_VOID_BIOME_PICKER.addBiome(bclBiome);
 		registerBiome(bclBiome);
 		return bclBiome;
@@ -488,4 +496,11 @@ public class BiomeAPI {
 			maxGroupCount
 		);
 	}
+	
+	private static void configureBiome(BCLBiome biome, float chance, float fog) {
+		String group = biome.getID().getNamespace() + "." + biome.getID().getPath();
+		chance = Configs.BIOMES_CONFIG.getFloat(group, "generation_chance", chance);
+		fog = Configs.BIOMES_CONFIG.getFloat(group, "fog_density", fog);
+		biome.setGenChance(chance).setFogDensity(fog);
+	}
 }
diff --git a/src/main/java/ru/bclib/config/Configs.java b/src/main/java/ru/bclib/config/Configs.java
index deac17d2..1e82f759 100644
--- a/src/main/java/ru/bclib/config/Configs.java
+++ b/src/main/java/ru/bclib/config/Configs.java
@@ -26,12 +26,12 @@ public class Configs {
 		MAIN_CONFIG.saveChanges();
 		RECIPE_CONFIG.saveChanges();
 		GENERATOR_CONFIG.saveChanges();
-		initForcedConfig();
-	}
-	
-	private static void initForcedConfig() {
-		BIOMES_CONFIG.keeper.registerEntry(new ConfigKey("end_biomes", "force_include"), new StringArrayEntry(Collections.EMPTY_LIST));
-		BIOMES_CONFIG.keeper.registerEntry(new ConfigKey("nether_biomes", "force_include"), new StringArrayEntry(Collections.EMPTY_LIST));
 		BIOMES_CONFIG.saveChanges();
 	}
+	
+	static {
+		BIOMES_CONFIG.keeper.registerEntry(new ConfigKey("end_land_biomes", "force_include"), new StringArrayEntry(Collections.EMPTY_LIST));
+		BIOMES_CONFIG.keeper.registerEntry(new ConfigKey("end_void_biomes", "force_include"), new StringArrayEntry(Collections.EMPTY_LIST));
+		BIOMES_CONFIG.keeper.registerEntry(new ConfigKey("nether_biomes", "force_include"), new StringArrayEntry(Collections.EMPTY_LIST));
+	}
 }
diff --git a/src/main/java/ru/bclib/world/generator/BCLibEndBiomeSource.java b/src/main/java/ru/bclib/world/generator/BCLibEndBiomeSource.java
index 1fb41e50..9392481f 100644
--- a/src/main/java/ru/bclib/world/generator/BCLibEndBiomeSource.java
+++ b/src/main/java/ru/bclib/world/generator/BCLibEndBiomeSource.java
@@ -53,17 +53,31 @@ public class BCLibEndBiomeSource extends BiomeSource {
 		BiomeAPI.END_LAND_BIOME_PICKER.clearMutables();
 		BiomeAPI.END_VOID_BIOME_PICKER.clearMutables();
 		
+		List<String> includeVoid = Configs.BIOMES_CONFIG.getEntry("force_include", "end_void_biomes", StringArrayEntry.class).getValue();
 		this.possibleBiomes().forEach(biome -> {
 			ResourceLocation key = biomeRegistry.getKey(biome);
 			if (!BiomeAPI.hasBiome(key)) {
-				BCLBiome bclBiome = new BCLBiome(key, biome);
-				BiomeAPI.END_LAND_BIOME_PICKER.addBiomeMutable(bclBiome);
+				String group = key.getNamespace() + "." + key.getPath();
+				float chance = Configs.BIOMES_CONFIG.getFloat(group, "generation_chance", 1.0F);
+				float fog = Configs.BIOMES_CONFIG.getFloat(group, "fog_density", 1.0F);
+				BCLBiome bclBiome = new BCLBiome(key, biome).setGenChance(chance).setFogDensity(fog);
+				if (includeVoid.contains(key.toString())) {
+					BiomeAPI.END_VOID_BIOME_PICKER.addBiomeMutable(bclBiome);
+				}
+				else {
+					BiomeAPI.END_LAND_BIOME_PICKER.addBiomeMutable(bclBiome);
+				}
 			}
 			else {
 				BCLBiome bclBiome = BiomeAPI.getBiome(key);
 				if (bclBiome != BiomeAPI.EMPTY_BIOME && bclBiome.getParentBiome() == null) {
 					if (!BiomeAPI.END_LAND_BIOME_PICKER.containsImmutable(key) && !BiomeAPI.END_VOID_BIOME_PICKER.containsImmutable(key)) {
-						BiomeAPI.END_LAND_BIOME_PICKER.addBiomeMutable(bclBiome);
+						if (includeVoid.contains(key.toString())) {
+							BiomeAPI.END_VOID_BIOME_PICKER.addBiomeMutable(bclBiome);
+						}
+						else {
+							BiomeAPI.END_LAND_BIOME_PICKER.addBiomeMutable(bclBiome);
+						}
 					}
 				}
 			}
@@ -100,12 +114,13 @@ public class BCLibEndBiomeSource extends BiomeSource {
 	}
 	
 	private static List<Biome> getBiomes(Registry<Biome> biomeRegistry) {
-		List<String> include = Configs.BIOMES_CONFIG.getEntry("force_include", "end_biomes", StringArrayEntry.class).getValue();
+		List<String> includeLand = Configs.BIOMES_CONFIG.getEntry("force_include", "end_land_biomes", StringArrayEntry.class).getValue();
+		List<String> includeVoid = Configs.BIOMES_CONFIG.getEntry("force_include", "end_void_biomes", StringArrayEntry.class).getValue();
 		
 		return biomeRegistry.stream().filter(biome -> {
 			ResourceLocation key = biomeRegistry.getKey(biome);
 			
-			if (include.contains(key.toString())) {
+			if (includeLand.contains(key.toString()) || includeVoid.contains(key.toString())) {
 				return true;
 			}
 			
diff --git a/src/main/java/ru/bclib/world/generator/BCLibNetherBiomeSource.java b/src/main/java/ru/bclib/world/generator/BCLibNetherBiomeSource.java
index ad1f157a..9e524341 100644
--- a/src/main/java/ru/bclib/world/generator/BCLibNetherBiomeSource.java
+++ b/src/main/java/ru/bclib/world/generator/BCLibNetherBiomeSource.java
@@ -45,7 +45,10 @@ public class BCLibNetherBiomeSource extends BiomeSource {
 		this.possibleBiomes().forEach(biome -> {
 			ResourceLocation key = biomeRegistry.getKey(biome);
 			if (!BiomeAPI.hasBiome(key)) {
-				BCLBiome bclBiome = new BCLBiome(key, biome);
+				String group = key.getNamespace() + "." + key.getPath();
+				float chance = Configs.BIOMES_CONFIG.getFloat(group, "generation_chance", 1.0F);
+				float fog = Configs.BIOMES_CONFIG.getFloat(group, "fog_density", 1.0F);
+				BCLBiome bclBiome = new BCLBiome(key, biome).setGenChance(chance).setFogDensity(fog);
 				BiomeAPI.NETHER_BIOME_PICKER.addBiomeMutable(bclBiome);
 			}
 			else {