From Sonic Retro
Cheat Codes
These are cheat codes for Sonic Rivals which can be accessed by inputting button sequences or by various other methods.
Unlockables
- Metal Sonic: To unlock Metal Sonic you must beat the game with Sonic, Knuckles, Silver, and Shadow (In no particular order).
Cups
- Blue Chaos Cup: Complete all challenges for Death Yard Zone.
- Cyan Chaos Cup: Complete all challenges for Colosseum Highway Zone.
- Green Chaos Cup: Complete all challenges for Forest Falls Zone.
- Grey Chaos Cup: Complete every challenge in the game.
- Purple Chaos Cup: Complete all challenges for Meteor Base Zone.
- Red Chaos Cup: Complete all challenges for Sky Park Zone.
- Yellow Chaos Cup: Complete all challenges for Crystal Mountain Zone.
Skins
- Knuckles Skin: Complete story mode with Knuckles.
- Metal Sonic Skin: Unlock Metal Sonic.
- Shadow Skin: Complete story mode with Shadow.
- Silver Skin: Complete story mode with Silver.
- Sonic Skin: Complete story mode with Sonic.
