Marvin Strikes Back! Cheats For Game Boy Color

  1. View Mini-Games

    At the Main Menu, press Select, Down, Up, Left, Left, Right, B. You will hear a faint sound effect confirming proper entry then press either A or Start.

    Code Effect
    Select, Down, Up, Left, Left, Right, B, A at the Main Menu. View Mini-Games

    Contributed by: Mezmorize99 

Walkthroughs & FAQs

Type Name File Size
FAQ/Walkthrough FAQ/Walkthrough by PKeating 33K