Made for Modfest 1.20
New Potion: Splash Mutagen
This is the entrypoint for the mod. Brew this in a brewing stand (glowstone -> spider eye -> gunpowder). Throw it at . . . well, salmon for right now. It only works on salmon. More coming though!
Mutated Creatures
Mutants are typically enlarged mount versions of peaceful mobs. Salmon are a versatile underwater mount. Make sure to bring water-breathing equipment, you might have an underwater mount but you're on your own for oxygen.
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.20.4
- 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 — How to install Minecraft Java mods & modpacks walks through it step by step.
Verified by MCModsHub
- Ships as Mutagen-0.0.2.jar — drop this file into the mods folder
- Download size: 129 KB
- Download link checked 31 Aug 2026 — working
These come from our own check of the pack file, not from the source page.