Invert Colors - The Flintstones: King Rock Treasure Island (U) (GB)

System: Game Boy
Game Title: The Flintstones: King Rock Treasure Island (U)

Invert Colors Cheat
At the Title Screen press:
Down, Down, Down, Down, Up, Up, Up, Up.

Game Genie:

Boot The Game With Inverted Colors

281-D6E-6EA