Yahoo Movies: X-Men 2
- Reviews, cast and crew credits, photographs, and rating.
- http://movies.yahoo.com/movie/1807432594/info

Rotten Tomatoes: X-Men 2
- The movie guide collects news articles and reviews on the superhero sequel. Also includes a plot synopsis and a public forum.
- http://www.rottentomatoes.com/m/x2_xmen_united/

IMDb - X-Men 2
- Features cast and crew details from the Internet Movie Database.
- http://us.imdb.com/title/tt0290334/

The Sci-Fi Movie Page: X-Men 2
- Movie review and pictures.
- http://www.scifimoviepage.com/x2.html

Rpg Dreamers: X-Men United
- DVD review, screenshots, cast profiles, and media downloads.
- http://www.rpgdreamer.com/xmen2/

Cinema Savvy: X-Men 2
- Summary, review, box office information, and soundtrack listing.
- http://www.cinemasavvy.com/x/x2xmenunitedmovie.html

X-Men 2 (2002)
- News and message boards.
- http://www.countingdown.com/movies/1394

PopPolitics.com: Don't Fear the Sequel
- Review of the movie by Cynthia Fuchs.
- http://www.poppolitics.com/articles/2003-05-07-x2.shtml

CIN3MA - Moving Pictures - X-2: X-Men United
- Features a review with thumbnailed pictures.
- http://www.cin3ma.tv/moving_pictures/reviews/x/x-2_x-men_united.shtml

Filmtracks: X2: X-Men United
- A review of the film's soundtrack in which the author states the soundtrack is good "if you prefer your super-hero scores to be dynamically orchestral with strong choral and thematic integrity."
- http://www.filmtracks.com/titles/x2.html

KillerMovies.com - X-Men 2
- Synopsis along with news and rumors.
- http://www.killermovies.com/x/xmen2/