Kemo Coliseum is an adult puzzle RPG game. Players will take a role of one of the heroes and participate in the tournament in the Kingdom of Kornelia. The winner of the tournament will be rewarded with a title of a "Gladiator", and a chance ask one wish to be granted by the king of Kornelia. The game is a mix of a match-3 puzzle game with RPG elements. Matching three or more gems of the same type to erase them from the board. Each gem type will result in different action, ranging from a physical attack to charging your skills.