Mario & Sonic at the Olympic Games[a] is a crossover sports and party game developed by the Sega Sports R&D Department. It was published by Nintendo in Japan and by Sega in other regions, released on the Wii in November 2007 and the Nintendo DS handheld in January 2008. The first official video game of the 2008 Summer Olympic Games, it is licensed by the International Olympic Committee (IOC) through exclusive licensee International Sports Multimedia (ISM), and is the first official crossover gam...