Ready for some real chaos? This data pack doubles the madness in your Minecraft world! Now, every time you attack a mob, it splits into two absolutely identical copies. Can you survive in a world where every enemy becomes a whole army? A great challenge for hardcore players and streamers!
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft versions listed: 1.21, 1.21.1
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on Modrinth — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — see the MC Java Mods guides for the full walkthrough.
Verified by MCModsHub
- Downloads as mob_duplication-1.21.1.zip
- Download size: 4 KB
- Download link checked 24 Aug 2026 — working
These come from our own check of the pack file, not from the source page.