| Game | Updated |
| Madden NFL 06 | 01/1/2012 |
| Madden NFL 07 | 06/11/2011 |
| Madden NFL 08 | 05/8/2011 |
| Madden NFL 09 | 07/18/2011 |
| Madden NFL 11 | 05/15/2011 |
| Mafia II | 08/10/2011 |
| Magic: The Gathering — Duels of the Planeswalkers | 10/13/2011 |
| Major League Baseball 2K10 | 05/21/2011 |
| Major League Baseball 2K7 | 07/29/2011 |
| Major League Baseball 2K8 | 03/29/2011 |
| Marvel vs. Capcom 2 | 11/4/2011 |
| Marvel Vs. Capcom 3: Fate of Two Worlds | 09/9/2011 |
| Marvel: Ultimate Alliance | 03/13/2011 |
| Marvel: Ultimate Alliance 2 | 02/16/2011 |
| Mass Effect | 01/26/2011 |
| Mass Effect 2 | 11/23/2011 |
| Mass Effect 2: Lair of the Shadow Broker | 08/20/2011 |
| Mass Effect: Pinnacle Station | 06/13/2011 |
| Matt Hazard: Blood Bath and Beyond | 03/6/2011 |
| Max Payne | 03/4/2011 |
| Max Payne 2: The Fall of Max Payne | 03/28/2011 |
| Medal of Honor | 01/11/2011 |
| Medal of Honor: Airborne | 06/18/2011 |
| Mega Man 10 | 07/8/2011 |
| Mega Man 9 | 05/18/2011 |
| Mercenaries 2: World in Flames | 12/26/2011 |
| Metal Arms: Glitch in the System | 08/15/2011 |
| Metro 2033 | 09/28/2011 |
| Midnight Club: Los Angeles | 11/21/2011 |
| Military Madness | 08/10/2011 |
| Mini Ninjas | 09/5/2011 |
| Mirror’s Edge | 12/21/2011 |
| Monday Night Combat | 10/15/2011 |
| Monopoly | 03/31/2011 |
| Monster Madness: Battle for Suburbia | 05/12/2011 |
| Mortal Kombat | 06/16/2011 |
| Mortal Kombat vs. DC Universe | 02/21/2011 |
| MotoGP 09/10 | 07/24/2011 |
| Mutant Storm Reloaded | 11/2/2011 |
| MX vs. ATV Reflex | 08/1/2011 |
| MX vs. ATV Untamed | 10/13/2011 |