ONS 2.0.1.jar is an alpha file of the Minecraft mod Owari No Seraph for Forge, made for Minecraft 1.12.2. It was published on January 2, 2021 and is 0.2 MB in size. Pre-release builds can contain bugs — back up your world before installing. For the full description, screenshots and every other version, visit the Owari No Seraph mod page.
How to install: Put the .jar into the mods folder (.minecraft/mods) and start Minecraft with the matching mod loader profile.
