Pitfall: The Mayan Adventure (Genesis)

Pitfall: The Mayan Adventure
Developer: Activision Publisher: Activision Platform: Genesis Released in US: 1994 Released in EU: 1994 This game has unused text. This game has a hidden level select.

Level Select

At the title screen, enter B, Right, A, Down, Right, Up, B, Left, A, Up, Right, A for the Level Select. It won't actually appear on the screen until Up / Down are pressed afterward.

(Source: GameFAQs)

Unused Text

Located at 0x132EA0:

[HELLO WORLD]

Additionally, at 0x1100AC and 0x1101A3:

[WARIOR SPIRIT]

This is a misspelled version of the "Warrior Spirit" level title, located nearby.