Mario & Sonic at the London 2012 Olympic Games (3DS) - 100% Walkthrough Part 4: Challengers Episodes

Part 4 of a 100% walkthrough of the Story Mode from Mario and Sonic at the London 2012 Olympic Games on Nintendo 3DS. This video shows all challenges in Challengers Episodes 1, 2 & 3. 00:00 The Blocked Bridge 12:26 The Wind Master 19:25 Enter Bowser?!