Mario & Sonic at the London 2012 Olympic Games (2011) - MobyGames

The two franchises meet again to tie in with the 2012 Summer Olympic Games in London. There are 21 playable characters (the same ones as those in Mario & Sonic at the Olympic Winter Games). Over 30 events are featured, including 10 Dream Events and

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Mario & Sonic at the London 2012 Olympic Games cover or packaging material - MobyGames

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Mario & Sonic at the London 2012 Olympic Games (2011) - MobyGames