Gene Mutation

Calls something that is on Kiln's roadmap. Parts of it may already run.

Evidence

Ran on Kiln's test stand (2026-11-04): GeneMutation did not start: java.lang.NoClassDefFoundError: net/minecraft/world/effect/MobEffects; GeneMutationClient did not start: java.lang.NoClassDefFoundError: net/fabricmc/fabric/api/object/builder/v1/block/entity/FabricBlockEntityTypeBuilder$Factory.

What it needs from Kiln

Mixin
io.netty.buffer.ByteBuf
net.fabricmc.fabric.api.client.networking.v1.ClientPlayNetworking
net.fabricmc.fabric.api.client.networking.v1.ClientPlayNetworking.Context
net.fabricmc.fabric.api.client.networking.v1.ClientPlayNetworking.PlayPayloadHandler
net.fabricmc.fabric.api.command.v2.CommandRegistrationCallback
net.fabricmc.fabric.api.event.lifecycle.v1.ServerTickEvents
net.fabricmc.fabric.api.event.lifecycle.v1.ServerTickEvents.EndLevelTick
net.fabricmc.fabric.api.item.v1.ItemComponentTooltipProviderRegistry
net.fabricmc.fabric.api.networking.v1.PayloadTypeRegistry
net.fabricmc.fabric.api.networking.v1.ServerPlayNetworking
net.fabricmc.fabric.api.networking.v1.ServerPlayNetworking.Context
net.fabricmc.fabric.api.networking.v1.ServerPlayNetworking.PlayPayloadHandler
net.fabricmc.fabric.api.object.builder.v1.block.entity.FabricBlockEntityTypeBuilder
net.fabricmc.fabric.api.object.builder.v1.block.entity.FabricBlockEntityTypeBuilder.Factory
net.minecraft.client.gui.components.Button
net.minecraft.client.gui.components.Button.Builder
net.minecraft.client.gui.components.Button.OnPress
net.minecraft.client.gui.components.EditBox
net.minecraft.client.gui.components.ScrollableLayout
net.minecraft.client.gui.components.StringWidget
net.minecraft.client.gui.layouts.GridLayout
net.minecraft.client.gui.layouts.HeaderAndFooterLayout
net.minecraft.client.gui.layouts.LayoutSettings
net.minecraft.client.gui.layouts.LinearLayout
net.minecraft.client.gui.screens.MenuScreens
net.minecraft.client.gui.screens.MenuScreens.ScreenConstructor
net.minecraft.client.gui.screens.inventory.AbstractContainerScreen
net.minecraft.client.input.MouseButtonEvent
net.minecraft.client.multiplayer.MultiPlayerGameMode
net.minecraft.client.renderer.RenderPipelines
net.minecraft.commands.CommandSourceStack
net.minecraft.commands.Commands
net.minecraft.commands.Commands.CommandSelection
net.minecraft.core.RegistryAccess
net.minecraft.core.component.DataComponentType
net.minecraft.core.component.DataComponentType.Builder
net.minecraft.core.component.DataComponents
net.minecraft.core.particles.ParticleTypes
net.minecraft.network.codec.ByteBufCodecs
net.minecraft.network.codec.StreamCodec
and 80 more

On the roadmap: Minecraft's libraries and client API (0.2), Code next to data (0.3), Machines (0.4), Mixin (0.5)

In the author's words

This is a mod that dynamically increases difficulty. All mobs will gradually undergo mutations.

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file gene-mutation-1.0.0-26.3.jar. The scan reads the mod's classes; it does not run them.

Reports from players

No reports from players yet.

Thank you. Your report is counted.