In the underworld, where creatures of all shapes and sizes live, a Selection Battle is announced to decide the next Overlord. Complete labyrinths and collect crystals to achieve the title of Overlord! Proceed through dungeon-like labyrinths building up your card deck in a roguelite style! There are up to 5 different labyrinth themes based on card genres like poison or graveyards. Enjoy a different deck experience each time you visit the labyrinth as the number of cards increase. Over 300 types