Mario & Sonic at the Winter Olympics Games

Mario & Sonic at the Winter Olympics Games is a sports game developed by Sega for the Nintendo DS and Nintendo Wii as a follow up to Mario & Sonic at the Olympics Games. The game is officially licensed by the International Olympic Committee (IOC) and is based on the events in the Olympic Winter Games.

 Players can play as one of many popular Nintendo or Sega characters, and can also play as their own Mii's. The Wii version will also have WiiConnect24 capability to be able to compete against other players online and features several events that can use the Balance Board accessory, although it is not a requirement. Players will now also be able to customize their Mii's clothes and accessories. New to this version is the Festival mode, in which players make their way through the entire Olympic Games from the opening ceremony to closure. The DS version has "Adventure Tours" where players can accept quests and challenge bosses to stop Dr. Eggman and Bowser from ruining the games, and also features DS Download Play for those without an individual copy of the game.