Here are some cheats and tips for the game Teenage Mutant Ninja Turtles: The Hyperstone Heist.
Level select:
Press C, B(2), A(3), B, C
at the Konami logo. Press A, B(2), C(3),
B, A at the title screen. A level select screen
will appear after game play begins.
Continue game:
Quickly press Start on controller two immediately before
losing your last life to restart with full energy and lives.