Sega Superstars Tennis Cheats - PlayStation 2
Complete the following missions to unlock the indicated characters:
Pudding - Mission #1 in Space Channel 5's World.
Gilius - Mission #1 in Golden Axe's World.
Amy Rose - Mission #2 in Sonic The Hedgehog's World.
Reala - Mission #2 in NiGHTs' World.
Gum - Mission #12 in Jet Grind Radio's World.
Meemee - Mission #8 in Super Monkey Ball's World.
Shadow The Hedgehog - Mission #14 in Sonic The Hedgehog's World.
Puyo Pop Fever - Finish all Puyo Pop Fever missions.
Space Harrier - Finish all Space Harrier missions.