Finish Stage 1 by defeating Rocksteady.

Finish Stage 2 by defeating Bebop.

Finish Stage 3 by defeating Baxter.

Defeat both Bebop and Rocksteady to save April.

Complete Stage 5 on foot.

Survive to the end of Stage 6 on the skateboard.

Defeat Granitor to save Master Splinter.

Finish Stage 8 by defeating General Traag.

Defeat Shredder with Leonardo.

Defeat Shredder with Michelangelo.

Defeat Shredder with Donatello.

Defeat Shredder with Raphael.

Use 1 Credit to start, complete Stage 1 without consuming another credit.

After defeating Rocksteady, defeat Bebop without consuming another credit.

After defeating Bebop, defeat Baxter without consuming another credit.

After defeating Baxter, defeat Bebop and Rocksteady without consuming another credit.

After the parking lot, finish the next stage without consuming another credit.

After finishing the highway stage, finish skateboarding without consuming another credit.

After skateboarding, defeat Granitor without consuming another credit.

After defeating Granitor, defeat Traag without consuming another credit.

Get 10 consecutive points without being hurt. (Sewers paused.)

Get 25 consecutive points without being hurt. (Sewers paused.)

Get 50 consecutive points without being hurt. (Sewers paused.)

Get 75 consecutive points without dying. (Sewers paused.)

Get 100 consecutive points without dying. (Sewers paused.)

Get 125 consecutive points without dying. (Sewers paused.)

Beat the game on any difficulty without using credits or having over 2 lives. (Must use Player-1 controls.)

Beat the game on Normal or higher without using credits or having over 2 lives. (Must use Player-1 controls.)

Beat the game on Very Difficult. Other life and credit settings may be used. (Must use Player-1 controls.)