Lifesteal Engine

Evidence

Ran on Kiln's test stand (2026-11-04): LifestealEngineMod did not start: java.lang.NoClassDefFoundError: net/minecraft/core/particles/ParticleOptions.

What it needs from Kiln

• net.fabricmc.fabric.api.command.v2.CommandRegistrationCallback
• net.fabricmc.fabric.api.entity.event.v1.ServerLivingEntityEvents
• net.fabricmc.fabric.api.entity.event.v1.ServerLivingEntityEvents.AfterDeath
• net.fabricmc.fabric.api.entity.event.v1.ServerLivingEntityEvents.AllowDamage
• net.fabricmc.fabric.api.entity.event.v1.ServerPlayerEvents.Join
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents.ServerStarted
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerLifecycleEvents.ServerStopping
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerTickEvents
• net.fabricmc.fabric.api.event.lifecycle.v1.ServerTickEvents.EndTick
• net.fabricmc.fabric.api.event.player.UseItemCallback
• net.fabricmc.fabric.api.message.v1.ServerMessageEvents
• net.fabricmc.fabric.api.message.v1.ServerMessageEvents.AllowChatMessage
• net.fabricmc.fabric.api.message.v1.ServerMessageEvents.AllowGameMessage
• net.fabricmc.fabric.api.networking.v1.ServerPlayConnectionEvents
• net.fabricmc.fabric.api.networking.v1.ServerPlayConnectionEvents.Disconnect
• net.minecraft.commands.CommandSourceStack
• net.minecraft.commands.Commands
• net.minecraft.commands.Commands.CommandSelection
• net.minecraft.core.component.DataComponents
• net.minecraft.core.particles.ParticleTypes
• net.minecraft.nbt.CompoundTag
• net.minecraft.network.chat.ChatType
• net.minecraft.network.chat.ChatType.Bound
• net.minecraft.network.chat.PlayerChatMessage
• net.minecraft.network.chat.Style
• net.minecraft.network.chat.TextColor
• net.minecraft.network.chat.numbers.FixedFormat
• net.minecraft.server.MinecraftServer
• net.minecraft.server.level.ServerBossEvent
• net.minecraft.server.network.ServerGamePacketListenerImpl
• net.minecraft.server.permissions.PermissionSet
• net.minecraft.server.permissions.Permissions
• net.minecraft.server.players.NameAndId
• net.minecraft.server.players.PlayerList
• net.minecraft.server.players.UserBanList
• net.minecraft.server.players.UserBanListEntry
• net.minecraft.util.Prediction
• net.minecraft.world.BossEvent
• net.minecraft.world.BossEvent.BossBarColor
• and 47 more

On the roadmap: Code next to data (0.3), Machines (0.4)

In the author's words

Server-side Lifesteal with configurable PvP heart loss, revival system, anti-farm, and combat-log punishment

Scan

Scanned on 4 November 2026 against Kiln 0.2.0, file lifesteal-engine-mc26.3-1.0.3.jar. The scan reads the mod's classes; it does not run them.