SimplyMartians-1.3.1-1.21.1 is a release file of the Minecraft mod Simply Martians! for NeoForge, made for Minecraft 1.21.1. It was published on October 8, 2025 and is 1 MB in size. For the full description, screenshots and every other version, visit the Simply Martians! mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.
