The app is a dungeon crawler with randomly generated levels and a unique game world. The player must retrieve a stolen object from the deepest levels of the Cavern to prevent its power from being used against the Surface.
Control a bathyscaphe to dive into the ocean and collect treasures like gold coins, silver, jewels, and gems. Navigate underwater, avoid sea monsters, and manage pressure and depth. Unlock the yacht base and explore different underwater environments.
Navigate puzzle chambers with collapsing floors to collect gold and reach exits. Move tiles to create paths, avoid traps, and solve environmental challenges to progress through ancient Antarctic ruins.