Aliens/Predator and Ben 10 Crossovers
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Ben 10: Alien War by Eban EnCa reviews
Cuando Ben Tennyson cumple 17 años, el doctor Psychobos lleva a cabo un malvado plan, para traer a la vida a una especie alienígena muy peligrosa. Sin embargo, cuando las cosas se salen de control, todos se darán cuenta de que se enfrentan a un riesgo como ningún otro. Ahora, Ben debe de recurrir ayuda, pues está inmerso en una guerra donde, gane quien gane, nosotros perdemos...
Rated: K+ - Spanish - Adventure/Hurt/Comfort - Chapters: 19 - Words: 33,583 - Reviews: 24 - Favs: 8 - Follows: 6 - Updated: 7/2 - Published: 2/22/2014 - Predator/Yautja, Alien/Xenomorph, Ben T., Albedo
Ben's new dna by Skylandsonic reviews
Adopted story, After facing of against one of the toughest aliens, he should've died, but the ultimatrix wouldn't let him. Follow Ben as he explores his body's functions, faces off new aliens, encounters new enemies, and gains new love
Rated: T - English - Adventure/Romance - Chapters: 2 - Words: 1,236 - Reviews: 3 - Favs: 10 - Follows: 21 - Updated: 4/6 - Published: 3/21 - [Ben T., Gwen T.] Predator/Yautja, Alien/Xenomorph
Ben Tennyson, White King of the Xenomorphs by SaurusRock625 reviews
Azmuth attempts to take back the Omnitrix from Ben, but Ben is taken away by parasitic aliens called Xenomorphs! With the Omnitrix now in the claws of the most deadly creatures in the galaxy, will the universe survive, or will every sentient and non sentient being in the cosmos be destroyed by these ruthless killers? [Ben x Female Omnitrix] up for adoption.
Rated: T - English - Sci-Fi/Romance - Chapters: 2 - Words: 1,468 - Reviews: 41 - Favs: 65 - Follows: 78 - Updated: 4/10/2015 - Published: 3/28/2015 - [Ben T., OC] [Gwen T., Kevin] - Complete