Teenage Mutant Ninja Turtles

Switch boomerangs

Throw boomerangs and switch turtles while they are in-flight. The new turtle will catch the boomerangs and place them in his inventory.

Duplicate pizza

Enter a sewer, take a pizza, then exit. Return to the same sewer to find the same pizza again.

Cheat mode

Press Up(2), Down(2), Left, Right, Left, Right, A, B, Start at the title screen.

Level select

Press Down(5), Right(7), B, A, Start at the title screen.

Four continues

Press Up(2), Down(2), Left, Right, Left, Right, B, A, Start at the title screen.

Go into the water

Get close to the water, then press Start, Right(5), Down(5), Up(2), Down(2), Select, Start.