Sonic Adventure 2

					
Unlock Characters:

Complete the following tasks to unlock the corresponding playable character in Versus mode.
Chao:

Beat ALL of Tails’ levels with an ‘A’ rank.
Amy:

Beat ALL of Sonic’s levels with an ‘A’ rank.
Big:

Get A ranks on ALL of Eggman’s stage.
Chaos 0:

Beat ALL of Rouge’s levels with an ‘A’ rank.
Mecha Sonic:

Beat ALL of Shadow’s levels with an ‘A’ rank.
Tikal:

Beat ALL of Knuckles’ levels with an ‘A’ rank.
Alternate Sonic in Kart Mode:

When you complete ALL of Sonic’s stages and missions you will unlock him in the PSO suit in Kart mode.
Unlock Last Stage:

When you manage to successfully complete the Hero and Dark side story modes and then enter Story mode a ‘Last Stage?’ option will appear on the menu between the Hero and Dark selections.
Unlock Green Hill Zone:

When you have collected 180 emblems and got an A-Rank on ALL of them you will be able to play the 3D version of Green Hill Zone.
Avatar Awards:

Complete the following tasks to earn the corresponding Avatar Award.
2G Vintage Sonic Tee:

Play the game for 5 hours in any game mode.
Sonic’s 2G Hi-Speed Shoes:

Play the game for 10 hours in any game mode.
Unlock Multiplayer Characters:

Collect ALL 180 Emblems to unlock the following hidden Multiplayer characters:
Racing: Hero

Sonic

Space Sonic

Amy
Racing: Dark

Shadow

Space Shadow

Mecha Sonic
Shooting: Hero

Tails

Space Tails

Choa
Shooting: Dark

Eggman

Space Eggman

Big
Hunting: Hero

Knuckles

Space Knuckles

Tikal
Hunting: Dark

Rouge

Space Rouge

Chaos