Free to play. No downloads required.
Understone
MediumPartly playable on mobile
Dig, build, craft, and fight in a vast procedurally generated 2D world. Mine ores by torchlight, forge better gear, raise a fortress, and face the monsters that own the night — including bosses that will end you if you come unprepared. A full sandbox survival adventure in the spirit of the genre classics.
Controls
Keyboard: A/D move, Space jump, mouse aim + left-click use, right-click interact, I inventory, C crafting, 1-0 hotbar, Esc pause. Drag items to move/equip.
Gamepad: Left stick move, A jump, right stick aim, RT use, Y inventory.
Touch: Partial on-screen touch controls — some actions still need a keyboard.
sandboxsurvivalcraftingminingadventureproceduralbossespixel-art