| Splinter, Radical Rat (12 variants) | 251 |
| Tokka & Rahzar, Terrible Twos (12 variants) | 252 |
| Plains (12 variants) | 253 |
| Island (12 variants) | 254 |
| Swamp (12 variants) | 255 |
| Mountain (12 variants) | 256 |
| Forest (12 variants) | 257 |
| Agent Bishop, Man in Black (8 variants) | 258 |
| Prehistoric Pet (8 variants) | 259 |
| Turncoat Kunoichi (8 variants) | 260 |
| Turtles Forever (2 variants) | 261 |
| Kitsune, Dragon's Daughter (2 variants) | 262 |
| Turtles in Time (2 variants) | 263 |
| Armaggon, Future Shark (2 variants) | 264 |
| Madame Null, Power Broker (8 variants) | 265 |
| Rat King, Verminister (2 variants) | 266 |
| Savanti Romero, Time's Exile (2 variants) | 267 |
| Shark Shredder, Killer Clone (2 variants) | 268 |
| South Wind Avatar (2 variants) | 269 |
| Improvised Arsenal (8 variants) | 270 |
| Ravenous Robots (2 variants) | 271 |
| Leatherhead, Swamp Stalker (2 variants) | 272 |
| Mutagen Man, Living Ooze (2 variants) | 273 |
| Transdimensional Bovine (2 variants) | 274 |
| Turtle Power! (2 variants) | 275 |
| Chrome Dome (2 variants) | 276 |
| The Ooze (2 variants) | 277 |
| Turtle Van (2 variants) | 278 |
| Weather Maker (2 variants) | 279 |
| Northampton Farm (2 variants) | 280 |
| Leonardo, Cutting Edge | 281 |
| April O'Neil, Hacktivist | 282 |
| Donatello, Gadget Master | 283 |
| Turtles in Time | 284 |
| Super Shredder | 285 |
| Casey Jones, Vigilante | 286 |
| Raphael, the Nightwatcher | 287 |
| Michelangelo, Weirdness to 11 | 288 |
| Dark Leo & Shredder | 289 |
| Krang, Utrom Warlord | 290 |
| Leonardo, Cutting Edge | 291 |
| April O'Neil, Hacktivist | 292 |
| Donatello, Gadget Master | 293 |
| Turtles in Time | 294 |
| Super Shredder | 295 |
| Casey Jones, Vigilante | 296 |
| Raphael, the Nightwatcher | 297 |
| Michelangelo, Weirdness to 11 | 298 |
| Dark Leo & Shredder | 299 |
| Krang, Utrom Warlord | 300 |