Undead Underneath v1.3 is a release file of the Minecraft map Undead Underneath: Point-Based Zombie Survival, made for Minecraft 1.21.11. It was published on December 17, 2025 and is 88 MB in size. For the full description, screenshots and every other version, visit the Undead Underneath: Point-Based Zombie Survival map page.
How to install: Extract the .zip and move the world folder into .minecraft/saves; the map then appears in your Singleplayer list.
