While at the title screen, hold L + R and press Left, B, X, Down, B, A, B, X.

Classic Pitfall Mini-Game

While at the title screen, hold L + R and press X, X, Left, Right, X, B, A, Up, X.

Classic Pitfall 2: Lost Caverns Mini-Game

While at the title screen, hold L + R and press Left, Right, Left, Right, Y (3x).

Hyper Punch Mode

While at the title screen, hold L + R and press Left, Right, X, Up, X, Right, Left.

Unlock Nicole

While at the title screen, hold L + R and press Left, Up, Down, Up, X, Up, Up.

Unlock Retro Harry

While at the title screen, hold L + R and press Y, Left, Down, B, X, Y, Y, Left.