Sgt. Rock: On the Frontline – Cheats
Game Boy Color
Codes
Stage Select
At the Title Screen, press Up, Down, Left, Right, Right, Left, Down, Up, Select. Use the Right and Left buttons to change the starting stage.
Effect Code Stage Select Up, Down, Left, Right, Right, Left, Down, Up, Select on the Title Screen. Contributed By: Mezmorize99.
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