acbl-1.0.12.1.jar is a release file of the Minecraft mod Assassin's Creed Blocklegend for Forge, made for Minecraft 1.12.2. It was published on April 3, 2021 and is 0.5 MB in size. For the full description, screenshots and every other version, visit the Assassin's Creed Blocklegend mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.
