Jet Grind Radio Cheats - GBA
Primary Collection of Cheats
Alternate introduction sequence
Repeatedly tap [A] after turning on the game. When the Sega logo appears, you will hear the trademark "Sega!" scream instead of the short jingle.
Play as Professor K
Successfully complete the game and save at the end. Professor K will now be unlocked between Garam and Beat at the character selection screen.
Play as Poison Jam
Successfully complete the Kogane-Cho levels with a "Jet" rank.
Play as the Love Shockers
Successfully complete the Shibuya-Cho levels with a "Jet" rank.
Play as the Noise Tanks
Successfully complete the Benten-Cho levels with a "Jet" rank.