Game System
- Mage Wars Academy1
- Magic: Arena of the Planeswalkers1
- Marvel Heroic Roleplaying1
- Marvel vs Capcom 3 PS41
- Maximum XCrawl1
- Mega Civilization1
- Mekton Zeta1
- Merchant of Venus1
- Middle Earth CCG1
- Millennium Blades1
- Misspent Youth1
- Monarch1
- Monarchies of Mau1
- Monarchies of Mau 1
- Monster Derby1
- Monsterhearts1
- Monsterhearts 1
- Monsters! Monsters!1
- Mulholland Sunset1
- Multiple1