Hyper punch mode:
Hold L1 + R1 and press Left, Right, Circle, Up, Circle, Right, Left at the title screen.
Bottomless canteen mode:
Hold L1 + R1 and press Left, Square, Circle, Down, Square, X, Square, Circle at the title screen.
Classic Pitfall mini-game:
Hold L1 + R1 and press Circle(2), Left, Right, Circle, Square, X, Up, Circle at the title screen. The "Original Pitfall" option will be unlocked at the "New Game/Load Game" screen.
[- Submitted by CYBrFR3Ak]
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