Well, if you wanted BTVS crossover fics with Xander doing a gender-bender
https://www.fanfiction.net/s/9801437/1/Origin-StoryOrigin Story
By: Worldmaker
Halloween ends, and Xander finds himself in a place he never thought was real, under circumstances he never saw coming.
Rated: Fiction M - English - Romance/Adventure - Chapters: 25 - Words: 209,324 - Reviews: 801 - Favs: 1,099 - Follows: 1,142 - Updated: Feb 11 - Published: Oct 28, 2013 - id: 9801437
https://www.fanfiction.net/s/7286512/1/ ... in-my-ViewA New World in my View
By: P.H. Wise
In the wake of a spell gone wrong, trapped in a world not their own, two lost souls seek a way to reclaim the lives they lost. An X-Men, Power Girl, and Buffy the Vampire Slayer crossover.
Rated: Fiction T - English - Adventure - Chapters: 32 - Words: 253,081 - Reviews: 277 - Favs: 386 - Follows: 399 - Updated: Feb 12 - Published: Aug 14, 2011 - id: 7286512
Xander spends some time as a girl in this one after he stops possessing Faith.
http://www.grandt.com/XanderZone/storie ... nMind.htmlAs Xander is with Faith in the Zeppo, he suddenly vanishes. Faith can't find him, but is he really so far away?
This is a rewrite of "Bella Blue" which the author took down.
https://www.fanfiction.net/s/11431303/1 ... e-and-BlueRed, White, and Blue reviews
He dressed up for Halloween as a bargain bin soldier, and so that's what the spell turned him into. But the real excitement doesn't start for Xander Harris until the spell wears off…
Crossover - Buffy: The Vampire Slayer & X-Men: The Movie - Rated: T - English - Adventure/Romance - Chapters: 3 - Words: 15,082 - Reviews: 13 - Favs: 45 - Follows: 64 - Updated: Aug 27 - Published: Aug 6 - Xander H., Cordelia C., Willow R., Emma Frost