C J Burke's Guardians Page: Contains rule summaries, deck designs, card spotlight, links, and mailing list archive.
Crystal Keep: Card checklists.
Guardians: Features game information, artwork, and spoiler list.
Guardians CCG by FPG: Enjoy the art of Brom, Peterschmidt, Plogg and a plethora of others including a mailing list to find more players worldwide.
The Art of Guardians: Screensaver/wallpaper collection of Guardians art.
The Guardians: Game information and FAQ.