GameZone
- Review, by Steven Hopper: "Stiff controls and a ton of bugs make this wrestling game yet another exercise in disappointment." [Score: 4 out of 10]
- http://xbox.gamezone.com/gzreviews/r25306.htm

Eurogamer
- Review, by The Masked Unit: "Yes it's simple and probably meant for kids, and you can get a small amount of fun out of Wrestlemania 21 for a relatively short period of time, but behind the shiny superstars it has a pork pie for a brain. That's the mo
- http://www.eurogamer.net/article.php?article_id=59560

GamePro
- Review, by Manny LaMancha: "Glitches aside, it's nice to see the progress THQ has made. WrestleMania 21 is a satisfying scrap that'll keep you mashing buttons, if for nothing else than to see Stacy Keibler in her bitmapped bra and pixel panties."
- http://www.gamepro.com/microsoft/xbox/games/reviews/44528.shtml

Cheats Codes Guides
- Unlockables and hints.
- http://www.cheatscodesguides.com/xbox-cheats/wrestlemania-xxi/

FilePlanet
- Promotion video and WWE Superstar Challenge 2005 footage.
- http://www.fileplanet.com/100854/0/section/WWE-WrestleMania-21-

Team Xbox
- Provides screenshots, movies, news, features, previews, and a review.
- http://games.teamxbox.com/xbox/1068/WWE-WrestleMania-21/

GameSpot
- News, previews, review, cheats, screenshots, and movies.
- http://www.gamespot.com/xbox/action/wwewrestlemania21/

GameFAQs
- FAQs, cheats, game saves, reviews, and a message board.
- http://www.gamefaqs.com/console/xbox/data/920641.html

IGN Xbox
- News, previews, articles, screenshots, videos, and a review.
- http://xbox.ign.com/objects/681/681471.html