Sonic Heroes

Unlock New 2 Player Modes
2P Action Race Unlocked from start
2P Team Battle Collect 20 emblems -
2P Special Stage Collect 40 emblems
2P Ring Race Collect 60 emblems
2P Bobsled Race Collect 80 emblems
2P Quick Race Collect 100 emblems
2P Expert Race Collect 120 emblems

Unlockables: CG Theatres
Team Chaotix Cinema: Complete Team Chaotix in Story Mode
Team Dark Cinema: Complete Team Dark in Story Mode
Team Rose Cinema: Complete Team Rose in Story Mode
Team Sonic Cinema: Complete Team Sonic in Story Mode -

Unlockable: Super Hard Difficulty
Beat the game with 141 Emblems and all A ratings. -

Metal Sheen
Hold A and Y after selecting a 2-player level to have a "metallic" skin
covering over your team.

Unlockable: Last Story
Find all 7 Chaos Emeralds and finish all stories -