GBA Cheats

This page contains a list of cheats, codes, Easter eggs, tips, and other secrets for Sonic Advance 2 for Game Boy Advance. If you've discovered a cheat you'd like to add to the page, or have a correction, please click EDIT and add it.

Buddy Attack

Hold L for a few seconds and release to perform an attack with your partner.

Unlock Characters

To unlock the following characters, complete the criteria listed:

• Cream: Finish the Leaf Forest level as Sonic.
• Tails: Finish the Music Plant level as Sonic.
• Knuckles: Finish the Sky Canyon level as Sonic.
• Amy: Beat the game and get all seven Chaos Emeralds with Cream, Knuckles, Sonic, and Tails.

Unlock Tiny Chao Garden

To unlock the Tiny Chao Garden, beat the game and collect all Chaos Emeralds (any character).

Unlock Sound Test

To unlock the sound test, beat the game and collect all Chaos Emeralds with two characters.

Unlock Boss Option in Time Attack

To unlock the Boss option (Time Attack Mode), beat the game and collect all Chaos Emeralds with three characters.

Unlock Bonus Level

To unlock a bonus level that becomes available on Sonic's map, beat the game and collect all Chaos Emeralds with Amy, Cream, Sonic, Tails and Knuckles.