Sonic Chronicles: The Dark Brotherhood Cheats - Nintendo DS
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Unlock Characters
Cream the Rabbit - After having Knuckles join your team, go to Cream in the center of the Green Hill Zone. Go find Cheese in the tower to the South East and she'll join.
E-123 Omega - Complete the side quest in the North East of Metropoplis and acend to the top. Fly to the West with Tails and he'll be in a underground room.
New Game +
Complete the game once.