theupsidedown-6.11.83-v.1.2.2-forge-1.20.1.jar is a release file of the Minecraft mod Larp24's Upside Down for Forge, made for Minecraft 1.20.1. It was published on December 28, 2025 and is 4 MB in size. For the full description, screenshots and every other version, visit the Larp24's Upside Down mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.
