In Mario & Sonic at the Olympic Games, players will compete in events that take place in environments based on the official venues of the Beijing 2008 Olympic Games. Using a supporting cast of characters from the amazing worlds of both Mario and Sonic, gamers will be able to compete as or against a range of lovable personalities including Mario, Sonic, Luigi, Knuckles, Yoshi, Tails and more, as you race down the 100m track, engage in exhilarating rallies in table tennis and churn water in a swimming heat, all while competing for the much sought after gold medal.