Unlockable - characters in adventure mode | |
| April | complete the Ghetto [stage 6 top path] |
| Casey Jones | complete level 5 Subway |
| Splinter | complete adventure mode with Leo |
| Shredder | complete adventure mode with Don |
| Ninja | complete adventure mode with Rapheal |
| Hun | beat mikeys story mode(bottom path) |
Unlockable - Melee-Mode Levels | |
| Subway | Beat Leo's 3rd Mission (Turtles' Lair) |
| Sewer | Beat Leo's 5th Mission (Sewer) |
| Bamboo Level | Beat Splinter's 6th Mission Lakeside Terrace (Bottom Path) |
Unlockable - Melee-Mode Characters | |
| April | Beat Casey's adventure mode |
| Tech Foot | Beat Foot's adventure mode |
| Casey | Beat Casey in his adventure mode |
| Gold Shredder | Beat Shredders Adventure/Story Bottom Path |
| Casey Jacket | Beat Splinter's 6th Mission Subway (Top Path) |
| Oroku Saki | Complete Splinter's Adventure (Bottom Path) |
| April Swim Suit | Complete April's Adventure |
| Hun 2 | Finish Hun's Adventure/Story |
| Large Foot | Beat Foot Mission 6 Garden (I think) |
| Monster | Beat Hun's Mission 10 Sewer Canal |
