Sonic Advance' in Development for Game Boy Advance - Games - Sonic Stadium

Sega has announced that it is currently working on three games for Nintendo's Game Boy Advance handheld. If you've been paying attention to rumours lately, the existence of a 'Sonic the Hedgehog Advance' won't really surprise you at all. But knowing that such a project is now official makes Sega'

Sonic Advance 2, Sonic Wiki Zone

Sonic Advance Will Let Sonic Grind on Rails, Features Tails and Knuckles - Games - Sonic Stadium

Sonic-N' is a Mobile Phone Version of Sonic Advance - Games - Sonic Stadium

Sonic Advance

Sonic and the Game Boy Advance – Retro Faith

Sonic Riders (lost build of cancelled Game Boy Advance port of racing game; 2006) - The Lost Media Wiki

Japanese Sonic Advance. Legit or Shit? : r/gameverifying

Sonic Advance 2 - Wikipedia

Good GBA fighting games? : r/Gameboy