X-Men Evolution and Teen Titans

In a crossover between Teen Titans and X-Men Evolution, the Teen Titans and the X-Men find themselves working together, with some supporting help from the Justice League.

Characters:

 * X-Men:
 * Scott Summers/Cyclops (Kirby Morrow) - serves as a counterpart to Robin
 * Kitty Pryde/Shadowcat (Maggie Blue O'Hara) - serves as a counterpart to Starfire
 * Evan Daniels/Spyke (Neil Dennis) - serves as a counterpart to Cyborg
 * Kurt Wagner/Nightcrawler (Brad Swalie) - serves as a counterpart to Beast Boy
 * Rogue (Meghan Black) - serves as a counterpart to Raven
 * James Howlett Logan/Wolverine (Keifer Sutherland, replaces Scott McNeil) - serves as a counterpart to Batman
 * Charles Xavier/Professor X (David Kaye) - serves as a counterpart to Superman
 * Ororo Munroe/Storm (Kristen Williamson) - serves as a counterpart to Wonder Woman
 * Hank McCoy/Beast (Diedrich Bader, replaces Michael Kopsa) - serves as a counterpart to Green Lantern
 * Piotr Rasputin/Colossus (Michael Adamthwhite) - serves as a counterpart to Flash
 * Remy LaBeau/Gambit (Alessandro Juliani) - serves as a counterpart to Martian Manhunter
 * Warren Worthington III/Angel (Mark Hildreth) - serves as a counterpart to the Spectre
 * Laura Kinney/X-23 (Britt Irvin) - serves as a counterpart to Supergirl
 * Alex Summers/Havok (Matt Hill) - serves as a counterpart to Vixen
 * Teen Titans:
 * Dick Grayson/Robin (Scott Menville) - serves as a counterpart to Cyclops
 * Koriand'r/Starfire (Hynden Walch) - serves as a counterpart to Shadowcat
 * Victor Stone/Cyborg (Khary Payton) - serves as a counterpart to Spyke
 * Garfield Logan/Beast Boy (Greg Cipes) - serves as a counterpart to Nightcrawler
 * Rachel Roth/Raven (Tara Strong) - serves as a counterpart to Rogue
 * Kole Weathers/Kole (Tara Strong) - serves as a counterpart to Iceman
 * Wildebeest (Dee Bradley Baker) - serves as a counterpart to Cannonball
 * Hank Hall/Hawk (Jason Hervey) - serves as a counterpart to Berzerker
 * Don Hall/Dove (Fred Savage) - serves as a counterpart to Jubilee
 * Marina Powers/Spark (Danika McKeller) - serves as a counterpart to Magma
 * Karen Beecher/Bumblebee (T'Keyah Crystal Keymah) - serves as a counterpart to Boom Boom
 * Mal Duncan/Herald (Khary Payton) - serves as a counterpart to Multiple
 * Donna Troy/Wonder Girl (Grey Griffin) - serves as a counterpart to Wolfsbane
 * Isaiah Crockett/Hot Spot (Bumper Robinson) - serves as a counterpart to Sunspot
 * Justice League:
 * Bruce Wayne/Batman (Kevin Conroy) - serves as a counterpart to Wolverine
 * Clark Kent/Superman (George Newbern) - serves as a counterpart to Prof. X
 * Diana Prince/Wonder Woman (Susan Eisenberg) - serves as a counterpart to Storm
 * John Stewart/Green Lantern (Phil LaMarr) - serves as a counterpart to Beast
 * Wally West/Flash (Michael Rosenbaum) - serves as a counterpart to Colossus
 * J'onn J'onzz/Martian Manhunter (Carl Lumbly) - serves as a counterpart to Gambit
 * James Corrigan/Spectre (Lee Pace) - serves as a counterpart to Angel
 * Kara In-Ze/Supergirl (Nicholle Tom) - serves as a counterpart to X-23
 * Mari McCabe/Vixen (Gina Torres) - serves as a counterpart to Havok
 * Ted Grant/Wildcat - makes a cameo in the training of the Teen Titans
 * Kent Nelson/Dr. Fate - makes a cameo being mentioned by Cyborg on Magic.
 * Michael Carter/Booster Gold - makes a cameo making money out of the Mutants campaign
 * New Mutants:
 * Bobby Drakes/Iceman (Andrew Francis) - serves as a counterpart to Kole
 * Sam Guthrie/Cannonball (Samuel Vincent) - serves as a counterpart to Wildebeest
 * Ray Carter/Berzerker (???, replaces Tony Sampson) - serves as a counterpart to Hawk
 * Jubilee (Chiara Zanni) - serves as a counterpart to Dove
 * Amara Juliana Olivians Aquilla/Magma (Alexandra Carter) - serves as a counterpart to ???
 * Tabitha Smith/Boom Boom (Megan Leitch) - serves as a counterpart to Bumblebee
 * Jamie Madrox/Multiple (David Kaye) - serves as a counterpart to Herald
 * Rahne Sinclair/Wolfsbane (Chantal Strand) - serves as a counterpart to Wonder Girl
 * Roberto da Costa/Sunspot (Mike Coleman) - serves as a counterpart to Hot Spot
 * Jean Grey/Phoenix (Keisha) - the main antagonist, created by human greed to consume the ungratefulness of man, her goal is to destroy all life by using the mutant and titan war.
 * Erik Lehnsherr/Magneto (Ron Perlman, replaces Christopher Judge) - the secondary antagonist, who was using the power of Darksied to control the mutants who refuses to join him.
 * Slade (Jeremy Irons) - the tertiary antagonist, works with Darkseid on capturing the mutants for his slave labor.
 * Darkseid (Michael Ironside) - the quaternary antagonist, works with Slade on capturing the mutants for slave labor, but was killed by the Phoenix.
 * Kang the Conqueror (Jonathan Freeman) - the quinary antagonist, makes an appearance at the end of the film, aiding Slade in the sequel.
 * H.I.V.E.: work with Slade to help Darkseid to capture the mutants.
 * Morty Vance/S.P.E.E.D. (Dave Wittenberg) - serves as a counterpart to Quicksilver
 * Daphne Carr/Quantum Girl (Ariel Winter) - serves as a counterpart to Scarlet Witch
 * Gordon Mark/Quake (N/A) - serves as a counterpart to Avalanche
 * Kirk Noel/Frog (Dee Bradley Baker) - serves as a counterpart to Toad
 * Chi Fong/Sumo Master (N/A) - serves as a counterpart to Blob
 * Daryl Omar/Inferno (Jim Byrnes) - serves as a counterpart to Pyro
 * Brotherhood of Mutants: work with Magneto to help Slade capture the mutants.
 * Pietro Maximoff/Quicksilver (Richard Ian Cox) - serves as a counterpart to S.P.E.E.D.
 * Wanda Maximoff/Scarlet Witch (Kelly Sheridan) - serves as a counterpart to ???
 * Lance Alvers/Avalanche (Christopher Grey) - serves as a counterpart to Quake
 * Todd Tolansky/Toad (Noel Fisher) - serves as a counterpart to Frog
 * Fred Dukes/Blob (Michael Dobson) - serves as a counterpart to Sumo Master
 * St. John/Pyro (Trevor Devall) - serves as a counterpart to Inferno

Plot:
???

Trivia:

 * Differences from the comic:
 * It shows that the Teen Titans are the solution to the mutant crisis.
 * Phoenix wanted to destroy all life.
 * Kang made an appearance in the season 3 finale of X-Men Evolution as Rama-Tut.