gtce2oc-1.12.2-1.3.jar is a release file of the Minecraft mod gtce2oc, made for Minecraft 1.12.2. It was published on October 13, 2018 and is 0 MB in size. For the full description, screenshots and every other version, visit the gtce2oc mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.
