Sonic the Hedgehog 4: Episode 1 Cheats

Avatar Awards
These can be used on both a male or female avatar.

Sonic Costume (Body): After collecting the 7 Chaos Emeralds, defeat the final boss 1 more time
Sonic Costume (Head): Collect all rings during the ending of the final stage

Achievements
All Stages Cleared! (10): Defeat the final boss and view the ending.
Contender (10): Upload your recorded scores and clear times for all stages.
Crush Dr. Eggman (5): Defeat a boss for the first time.
Enemy Hunter (10): Defeat 1,000 enemies.
Golden Flash (10): Clear all Acts as Super Sonic.
Immortal (25): Build up 99 or more extra lives.
Ring Collector (15): Collect all the Rings in 'Special Stage 1' and Clear the stage.
Speed's My Game (35): Clear SPLASH HILL ZONE ACT 1 in less than a minute.
Super Sonic Genesis (30): Acquire all seven Chaos Emeralds.
The First Chaos Emerald (5): Acquire a Chaos Emerald.
The Story Begins (5): Clear SPLASH HILL ZONE, ACT 1.
Untouchable (40): Clear the E.G.G. STATION ZONE without taking any damage.