Sumo Smash! is a fun and simple online game where you control a sumo wrestler trying to push your opponents out of the ring while staying inside yourself. You move around using your mouse or touch controls, grabbing sushi to grow bigger and stronger, which helps you shove your rivals away. The game also features treasure chests you can unlock to customize your wrestler’s look with different skins. It’s a playful mix of strategy and fast-paced sumo wrestling, spiced up with sushi-eating action that keeps things exciting and entertaining.