ULTIMATE ONE BLOCK.zip is a release file of the Minecraft map Hardcore One Block, made for Minecraft 1.21.4. It was published on April 5, 2025 and is 1.2 MB in size. For the full description, screenshots and every other version, visit the Hardcore One Block map page.
How to install: Extract the .zip and move the world folder into .minecraft/saves; the map then appears in your Singleplayer list.
