Sumo!

Sumo! is a Multiplayer game located in the Jiggosseum in which the players must stay on the raised platform as long as possible to score. Players are also tring to knock other players off the platform so the selected vehicle must be heavy enough to protect against this conflict.

Description
"While you're on the raised platform in the Jiggosseum, you earn points. Knock off as many rival vehicles as possible!"