Turtles Forever is a made-for-tv animated movie. Produced in celebration of the 25th anniversary of the Teenage Mutant Ninja Turtles franchise, the movie teams up different incarnations of the titular heroes—chiefly the light-hearted, child-friendly characters from the 1987 animated series and the darker cast of the 4Kids' own 2003 animated series—in an adventure that spans multiple universes.
After years of being sheltered from the human world, the Turtle brothers set out to win the hearts of New Yorkers and be accepted as normal teenagers through heroic acts. Their new friend April O'Neil helps them take on a mysterious crime syndicate, but they soon get in over their heads when an army of mutants is unleashed upon them.
After reuniting with Gwen Stacy, Brooklyn’s full-time, friendly neighborhood Spider-Man is catapulted across the Multiverse, where he encounters the Spider Society, a team of Spider-People charged with protecting the Multiverse’s very existence. But when the heroes clash on how to handle a new threat, Miles finds himself pitted against the other Spiders and must set out on his own to save those he loves most.
A Saiyan Space pod crash-lands on Earth out of which a wounded Saiyan crawls: Broly, the Legendary Super Saiyan. The wounded Broly shouts out in frustration and turns into normal form. The place soon freezes, trapping him in it and he falls into a coma.
The Z Warriors discover an unopenable music box and are told to open it with the Dragon Balls. The contents turn out to be a warrior named Tapion who had sealed himself inside along with a monster called Hildegarn. Goku must now perfect a new technique to defeat the evil monster.
Not paying attention to his job, a young demon allows the evil cleansing machine to overflow and explode, turning the young demon into the infamous monster Janemba. Goku and Vegeta make solo attempts to defeat the monster, but realize their only option is fusion.
Mr. Money is holding another World Martial Arts Tournament and Mr. Satan invites everyone in the world to join in. Little does he know that Bojack, an ancient villain who has escaped his prison, is competing. Since Goku is currently dead, it is up to Gohan, Vegeta, and Trunks to defeat Bojack and his henchman.
The great King Gurumes is searching for the Dragon Balls in order to put a stop to his endless hunger. A young girl named Pansy who lives in the nearby village has had enough of the treachery and decides to seek Muten Rōshi for assistance. Can our heroes save the village and put a stop to the Gurumes Army?
The evil Dr. Kochin uses the dragon balls to resurrect his mentor, Dr. Wheelo, in an effort to take over the world. Dr. Wheelo, his body having been destroyed by the avalanche that killed him fifty years before, desires the body of the strongest fighter in the world as his new vessel. Believing Roshi to be the world's strongest warrior, Dr. Kochin abducts Bulma and forces Roshi to surrender himself to save her. When Goku hears of their abduction, he goes to their rescue.