thefunupdate.jar is a release file of the Minecraft mod the weapons and custom mobs canceled and about to be remade for NeoForge, made for Minecraft 1.21.1. It was published on November 10, 2024 and is 40.4 MB in size. For the full description, screenshots and every other version, visit the the weapons and custom mobs canceled and about to be remade mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.