ModsJava
Undertale: The Mod
This is an Undertale mod for 1.12.2, it adds many new items, biomes, and even a new dimension!
⬇ Download on CurseForge
UNDERTALE: THE MOD
This Undertale (created by Toby Fox not me) will add many great components from the game, and even more!
What This Mod Will Bring
The mod will include Bosses of characters, items from the game, a whole new "Underground" dimension and more! You can go Genocide or Pacifist and have different interactions with the characters from the game too!
Verified by MCModsHub
- Ships as UndertaleV1.0.1.jar — drop this file into the mods folder
- Download size: 1.7 MB
- Download link checked 13 Aug 2026 — working
These come from our own check of the pack file, not from the source page.