Justice League and Ben 10 Crossovers
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Ben 10: Unlimited by The Incredible Muffin reviews
Ben Tennyson has lost everything. Now, in a new universe, he must decide: will he return to the role of hero? BenXSupergirl Based off of sandman7734's story. Complete! Sequel is up!
Rated: T - English - Drama/Adventure - Chapters: 39 - Words: 240,834 - Reviews: 937 - Favs: 633 - Follows: 423 - Updated: 3/31 - Published: 6/23/2013 - Complete
Justice League: Heroes Emerge by JuniorTheWriter reviews
After seeing that a horrible future will happen to a parallel world. Paradox and Clockwork decides to gather three young heroes and send them to that world. Can Ben, Rex and Danny work together and prevent the destruction of Earth? Or will they be destroyed along with every other hero?
Rated: T - English - Adventure/Drama - Chapters: 2 - Words: 12,353 - Reviews: 23 - Favs: 34 - Follows: 37 - Updated: 3/2 - Published: 2/12
JLU: Ultimate Hero by Judge Royce reviews
When Ben is forcefully thrown into an alternate universe full of fellow superheroes, he'll have to deal with it the only way he knows how: by kicking butt and taking names. It's Hero Time. Co-written with sandman7734.
Rated: T - English - Adventure/Friendship - Chapters: 1 - Words: 3,117 - Reviews: 39 - Favs: 74 - Follows: 83 - Published: 2/11
Ultimate JLU by Zarathos' chain reviews
Ben's loved ones are killed by Vilgax, he falls into a portal and lands in the justice league universe during the Thanagarian invasion. Inspired by The Incredible Muffin and sandman7734. My own take on what would happen. Chapters 1 and 2 revised hopefully you guys like it better. Revision and editing done by Ultimate10
Rated: T - English - Adventure/Romance - Chapters: 5 - Words: 15,671 - Reviews: 29 - Favs: 76 - Follows: 74 - Updated: 12/13/2013 - Published: 8/2/2013 - Linda L./Kara Zor-El/Supergirl, Ben T.
The Ultimate League by TheIndianMuggle reviews
Things hasn't been good for Ben lately. But his life will take an unexpected turn when he's sent to other dimension. The DC earth.
Rated: T - English - Adventure/Drama - Chapters: 5 - Words: 17,074 - Reviews: 80 - Favs: 103 - Follows: 107 - Updated: 12/12/2013 - Published: 7/14/2013 - Zatanna Z., Ben T.
March on the Black Gate 2: The Quest for the Hand of Time by Mr. Raleigh D reviews
After their battle against Eon, Green Lantern and Kara are transported to Ben's past to look for the Hand of Time to repair the space-time conituum from chronological collapse.
Rated: T - English - Sci-Fi/Adventure - Chapters: 11 - Words: 7,958 - Reviews: 10 - Favs: 11 - Follows: 7 - Updated: 11/1/2013 - Published: 6/12/2013 - John S./Green Lantern, Linda L./Kara Zor-El/Supergirl, Ben T., Gwen T.
JL: Ultimate Hero by sandman7734 reviews
Alright ladies and gents, you asked for it, and here it is. The new "Justice League: Ultimate Hero", back and better than ever. Read and review!
Rated: T - English - Adventure/Drama - Chapters: 5 - Words: 9,491 - Reviews: 425 - Favs: 380 - Follows: 364 - Updated: 10/26/2013 - Published: 4/30/2012 - Ben T.
Justice League: Green Hope by LittleWhiteAngelWolfPup reviews
After being attacked by an advanced alien, Ben is sent to a different universe. He ends up meeting the Justice League and become an official member. Who will be his mentor? why does the League think he's powerful? what kind of evil will want his Omnitrix? PLEASE REVIEW. :D First crossover so...be nice. XD
Rated: T - English - Humor/Mystery - Chapters: 6 - Words: 2,057 - Reviews: 37 - Favs: 34 - Follows: 29 - Updated: 10/11/2013 - Published: 7/17/2013 - Clark K./Kal-El/Superman, Bruce W./Batman, Ben T.
ben 10 ultimate hero by animatwin reviews
Aggregor wins and as a result Ben lands in the justice league universe with only his ultimate aliens left he will need to become an all new hero. got the idea from another fanfic who's premise i liked but got me to thinking if Ben is in a universe that no longer has primus how does he change?
Rated: T - English - Chapters: 2 - Words: 1,399 - Reviews: 6 - Favs: 13 - Follows: 17 - Updated: 2/19/2013 - Published: 2/17/2013 - Ben T.
March on the Black Gate: The Dawn of the Lords by Mr. Raleigh D reviews
After a cataclysmic-apocalyptic war, three survivors from another world joins forces with unlikely heroes to help save their world from a multidimensional-superhuman takeover. (Now Readable)
Rated: T - English - Sci-Fi/Horror - Chapters: 24 - Words: 27,372 - Reviews: 58 - Favs: 25 - Follows: 15 - Updated: 1/15/2013 - Published: 12/8/2012 - Linda L./Kara Zor-El/Supergirl, Ben T. - Complete
Hawk Lantern by SPskater411 reviews
AU. In a world where Gwen Tennyson was the Omnitrix holder, and Ben Tennyson was in the sidelines with Kevin Levin, things were about to get 'Justified'. When a visit from Hawkgirl AND a Green Lantern, Ben is about to discover he was not just partly an alien, but he was a son of TWO well-known heroes. Will contain yaoi somewhere in later chapters. Might X-over with Teen Titans.
Rated: T - English - Adventure/Family - Chapters: 4 - Words: 5,327 - Reviews: 18 - Favs: 35 - Follows: 31 - Updated: 1/2/2013 - Published: 12/31/2012 - Shiera H./Shayera Hol/Hawkgirl, Ben T.
Ben 10 meets Batman by PugfromtheBlackLagoon reviews
When the Joker arrives in the Ben 10 universe and allies himself with Ben's villains, they seek help from the dark Knight himself! But will that be enough for an army of super-powered aliens?
Rated: K+ - English - Adventure - Chapters: 5 - Words: 5,591 - Reviews: 4 - Favs: 7 - Follows: 4 - Updated: 8/25/2012 - Published: 8/20/2012 - Bruce W./Batman, Ben T. - Complete
Eleven Ten by Chooch77 reviews
Something goes wrong with Cooper's device. Cooper's device creates a wormhole that sucks Ben and Kevin in and fuses them together before sending them to the Justice League Universe. Harem. Godlike. Grey. Takes no crap Levin Tennyson.
Rated: T - English - Chapters: 5 - Words: 5,916 - Reviews: 6 - Favs: 53 - Follows: 40 - Updated: 6/7/2012 - Published: 4/14/2012 - Galatea, Ben T.
Justice League: Ultimate Hero by sandman7734 reviews
The team known as the Justice League is legendary due to its many famous and heroic members. But what happens when the savior of another universe ends up joining them?
Rated: T - English - Adventure/Drama - Chapters: 16 - Words: 49,572 - Reviews: 442 - Favs: 440 - Follows: 345 - Updated: 4/30/2012 - Published: 5/22/2010
Absolute Aftermath by Justice League Expansion reviews
What happened in the Watchtower after Absolute Power. Takes place in my version of RFKC's Misfitverse
Rated: T - English - Adventure/Hurt/Comfort - Chapters: 1 - Words: 1,430 - Reviews: 3 - Favs: 1 - Published: 5/15/2011 - Clark K./Kal-El/Superman, Kevin - Complete