Retro Game Cheats for Sonic Advance 2 (Game Boy Advance)
Effect: Get Knuckles the Echidna
Effect: Unlock Tiny Chao Garden
When:
See below
How:
Complete the game with any one character, as well as all 7 Chaos Emeralds with that character.
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Effect: Unlock Amy
When:
In the game
How:
Beat the game with the Sonic, Cream, Tails, and Knuckles with all the emeralds.
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Effect: Unlock True Area 53
When:
See below
How:
To unlock the extra Super Sonic stage complete the game with Sonic with all 7 Chaos Emeralds and then complete the game with Cream, Tails, and Knuckles with or without the emeralds.
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Effect: Unlock Songs 58-63 on Sound Test
When:
See Below
How:
Beat the Extra Zone as Sonic and watch the credits to unlock the songs Zone Select 3, Extra Demo 1, Extra Demo 2, Extra Zone, Extra Clear, and Extra Ending.
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Effect: Get Miles ''Tails'' Prowler
Effect: Unlock Boss Option in Time Attack
When:
In game
How:
Beat the game with Three characters, each having all seven Chaos Emeralds to unlock the Boss option in Time Attack Mode.
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Effect: Get Cream the Rabbit
Effect: Sound test
When:
See below
How:
To unlock the Sound Test, beat the game with a least TWO characters, both having beaten the game will ALL the Chaos Emeralds (7).
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