This article contains a list of glitches from Mario & Sonic at the London 2012 Olympic Games. Unless otherwise noted, all glitch names are conjectural. Many of them have not been confirmed by Sega.
List of glitches
- Between day and night:
If the player completes the first two missions in London Party as fast the as they can, they will have limited time to enter to third mission. If while talking to a person during the day the game changes to night, the process will freeze, leaving the scenery stuck between day and night.
- Boo the trader :
When getting Page Trade while having other pages of the sticker book filled, the player will win the game if the last spot on the page has this effect under the "?".
- Drive through:
In the Cycling event, it is possible to knock the opponent to the audience by colliding with them when finishing the event.
- Barricade hover:
In "Stay on the Marathon Highway", players can "Hover" on the 5 barricades without getting damaged if they land correctly.
- "Outta my way!":
Large characters in badminton doubles can cause the point to go to the opponent if they are in front of the player who passes the badminton, causing them to hit the character in the back.
When receiving the "Reverse Rotation effect" and Leapfrogging in Dream Hurdles, the character will perform it by flipping during the move.