Billy Hatcher's Den Includes articles, screenshots, media, fan works, information, facts, links, and forums. http://www.planetnintendo.com/billyhatcher

Sega USA Official publisher's site. Provides news, humor, and a mini-game. [Flash] http://score.sega.com/games/billyhatcher/content.html

Sonic Team Official developer's site. Includes information, features, and screenshots. http://www.sonicteam.com/giantegg/index_e.html

Nintendo Official site. Provides information and media. http://www.nintendo.com/games/gamepage/gamepage_main.jsp?gameId=1802

Open Site - Billy Hatcher and the Giant Egg Provides information, features, release dates, artwork and character details. http://open-site.org/Games/Video_Games/Action/Billy_Hatcher_and_the_Giant_Egg/

GameCritics.com Review with screenshots and consumer advice. (Registration required) http://www.gamecritics.com/review/battlengineaquila/main.php