Aliens/Predator and Invader Zim Crossovers
Alien vs Irken by invadergamer
The Irken race discovers a planet they wish to use to harbor a massive extra-universal portal for military conquest has a dark, unknown past. Crossover contains mostly original characters that lead up to canon characters, but have relatively little contact as a means to preserve the original stories.
Rated: T - English - Sci-Fi/Horror - Chapters: 1 - Words: 3,102 - Published: 2/20
AlienvsZim by Darkmoose84 reviews
This was an idea I had while watching Zim once and thinking about all the Alien references Jhonen made in JTHM and I Feel Sick. DATR, ZAGR, and GAMR elements included, along with other characters outside Zim. Invader ZimCJhonen Vasquez. AlienCDan O'Bannon
Rated: T - English - Sci-Fi/Horror - Chapters: 21 - Words: 30,103 - Reviews: 47 - Favs: 29 - Follows: 10 - Updated: 10/8/2007 - Published: 7/17/2007 - Dib - Complete