| Mountain | 313 |
| Mountain (2 variants) | 318 |
| Mountain (12 variants) | 194 |
| Mondo Gecko (12 variants) | 231 |
| Mondo Gecko (12 variants) | 46 |
| Mona Lisa, Science Geek (12 variants) | 123 |
| Mind Transfer Protocol (12 variants) | 45 |
| Mikey & Leo, Chaos & Order (12 variants) | 158 |
| Mikey & Leo, Chaos & Order (12 variants) | 200 |
| Mikey & Leo, Chaos & Order (12 variants) | 247 |
| Mikey & Don, Party Planners (12 variants) | 246 |
| Mikey & Don, Party Planners (12 variants) | 157 |
| Mighty Mutanimals (12 variants) | 21 |
| Michelangelo's Technique (12 variants) | 122 |
| Michelangelo's Technique (12 variants) | 239 |
| Michelangelo, Weirdness to 11 | 298 |
| Michelangelo, Weirdness to 11 (12 variants) | 121 |
| Michelangelo, Weirdness to 11 | 288 |
| Michelangelo, Weirdness to 11 (12 variants) | 214 |
| Michelangelo, Mutant BFF (12 variants) | 120 |
| Michelangelo, Mutant BFF (12 variants) | 198 |
| Michelangelo, Improviser | 304 |
| Michelangelo, Improviser (12 variants) | 219 |
| Michelangelo, Improviser (12 variants) | 119 |
| Michelangelo, Game Master (12 variants) | 118 |
| Metalhead (12 variants) | 44 |
| Mechanized Ninja Cavalry (12 variants) | 156 |
| Manhole Missile (12 variants) | 94 |
| Make Your Move (12 variants) | 20 |
| Madame Null, Power Broker (12 variants) | 66 |
| Madame Null, Power Broker (8 variants) | 265 |
| Lord Dregg, Insect Invader (12 variants) | 65 |
| Lita, Little Orphan Amphibian (12 variants) | 19 |
| Lessons from Life (12 variants) | 155 |
| Leonardo's Technique (12 variants) | 18 |
| Leonardo's Technique (12 variants) | 224 |
| Leonardo, Sewer Samurai (12 variants) | 17 |
| Leonardo, Sewer Samurai | 301 |
| Leonardo, Sewer Samurai (12 variants) | 215 |
| Leonardo, Leader in Blue (12 variants) | 16 |
| Leonardo, Leader in Blue (12 variants) | 196 |
| Leonardo, Cutting Edge (12 variants) | 211 |
| Leonardo, Cutting Edge | 281 |
| Leonardo, Cutting Edge | 291 |
| Leonardo, Cutting Edge (12 variants) | 15 |
| Leonardo, Big Brother (12 variants) | 14 |
| Leatherhead, Swamp Stalker (2 variants) | 272 |
| Leatherhead, Swamp Stalker (12 variants) | 117 |
| Leader's Talent (12 variants) | 13 |
| Krang, Utrom Warlord (12 variants) | 221 |