GameShark Codes for:

Gradius Galaxies

Effect                                   Code

Must Be On [M]                           853C5E224C5B0C35
                                         9A0CCA970E9ADDC6
 
Max Score                                FC2741010C6701D5

Infinite Lives                           47342026521BF486

Just Have Speed Up                       F8AA25D2F7B06C90

Just Have Missile                        ADE301A181939648

Just Have Double                         96B101E7626E6798

Just Have Question                       D37F6C59EBFBBFBB

Have All Power Ups                       EF35144B4C3A3A9D