Sumo Bots

In the Japanese tradition of Sumo, Robot-Sumo is the honorable battle of two opponents trying to push each other ot of the ring. But compared to the rice-force-fed super slow and fat juggernauts in the human world, these robot are so f**ing fast, you won’t believe your eyes:

There is even a class for nerds who build it with their own Lego Mindstorms NXT / EV3 (DE, COM)´, program and battle each other.