Cheats Codes Guides
- Contains hints and unlockables.
- http://www.cheatscodesguides.com/gameboy-advance-cheats/sonic-advance-2/

GameSpy: Sonic Advance 2
- Information, screenshots, and a review.
- http://gba.gamespy.com/gameboy-advance/sonic-advance-2/

IGN: Sonic Advance 2
- Screenshots, movies, news, and a review.
- http://gameboy.ign.com/objects/486/486566.html

GameZone
- Review, by Eduardo Zacarias: "While this game is a great improvement from the last one, Sonic Advance 2 does run out of steam pretty quickly." [Score: 8 out of 10]
- http://gameboy.gamezone.com/gzreviews/r20750_GBA.htm

EuroGamer
- Review, by Tom Bramwell: "This is the sort of game we need to encourage."
- http://www.eurogamer.net/article.php?article_id=4560

WorthPlaying
- Review, by Carlos: "Fans of the platforming genre and Sonic alike would do well to pick up this game." [Score: 8.3 out of 10]
- http://www.worthplaying.com/article.php?sid=11571

Gaming Age
- Review, by Kevin M. Jones: "Fans of the old Sonic games will be truly engrossed by this title..." [Grade: A-]
- http://www.gaming-age.com/cgi-bin/reviews/review.pl?sys=gameboyadvance&game=sonicad

GamePro
- Review, by Star Dingo: "For Sonic fans, there are a few original things to look for in Sonic Advance 2."
- http://www.gamepro.com/nintendo/gameboy_advance/games/reviews/28503.shtml

GameSpot
- Provides information, cheats, links, screenshots, news, a preview, and a review.
- http://www.gamespot.com/gba/action/sonicadvance2/