: After a rain of cards from the sky, Bakugan Sheldon Cooper uses them to create a game with other kids and forms a team with his friends Angol Mois, Omochao, Lily, Cilan and Sana. One day, the kids bond with some of the orb characters coning from the cards, and Sheldon gets Clark Triton as his partner. Also a menace appears, coming from Sousuke Sagara and Escargoon.
Bakugan: New Vestroia: After some time, Sheldon, Cilan and Omochao arrive in the dimension the Bakugan came from, and join Yatterman-2, Blurr and Bat-Mite into fighting the evil king Kaos and his servants, like Sai, Nathan Drake, Ichigo, Gingka and War Machine.
Bakugan: Gundalian Invaders: Later, Is found a way to make people fight with their Bakugan in a online-like way. Sheldon, Omochao and Cilan meet Buggy the Clown, Senri and Twilight Sparkle. The last one comes from another world, under attack by evil invaders, and asks the other guys to help her.
: Black Lagoon Kovu, Fionna, Dexter, and their boss 8 team up against terrorism and Neo-Nazis. Minh works for the Russian Mafiya. Lil DeVille is a combat maid.
: Bobobo Bo Bobobo Garfield, Nermal, Snow White, Gretchen, Slade, and Dengaku Man fight an evil empire.
: Death Note Otto Osworth finds a mysterious notebook dropped by Aslan that causes people to die if their name is written in it. Mumble, the world's greatest detective, tries to stop him.
Chris Thorndyke eventually learns the truth about Otto. : Detective Conan Yusuke Urameshi is the world's greatest teenage detective… until he is drugged by Megatron and Frieza and becomes Mokuba Kaiba (later Akito Hayama). Mokuba moves in with his ex-girlfriend Gwen and her detective father Professor Layton.
: During summer camp, Digimon Adventure Maya Ibuki, Mutsumi, TJ, Shippo, Spider-Man, Lily Potter and Mandy arrive in Digiworld and meet their Digimon partners Dr. Manhattan, Mother Gothel, Prowl, Lelouch, Viral, Pretty Sammy and Seth Cohen, which help them into fighting evil Digimon. Later Ming Ming and her Digimon Poisonny join the group.
: Three years later, Digimon Adventure 02 Helga, the first Linka, and Chowder, along with their Digimon Pat, Copperhead and Klaus, fight with Mandy and Ming Ming against evil Black Star and his Digimon Stewie.
: Digimon Tamers Ray Ray, Hyatt and Mark Evans meet one day their Digimon partners, respectively Jazz, Spider-Woman and Koizumi.
: One day, Digimon Frontier Phil, Gwen Stacy, Naruto, Nani and Gwen Tennyson are sent to Digiworld and given the power to transform into The Phantom Renegade (later Mr.EAD), Cleopatra, Silverbolt, Jake and Hot Shot.
: Digimon Xros Wars Phineas, Maka Albarn and Lin Chung are warped to Digiworld to help Simon to become the King of Digiworld by defeating the evil Bagra Army led by Daddy Pig. Ryoko Asakura and Jacob Black, along with their Digimon Aang, Finn and Zorori are fighting the army too. After Phineas, Jacob and Ryoko join their armies, Musa becomes Ryoko's new partner.
: Years later, Phineas, Ryoko's brother Digimon Xros Wars: The Young Hunters Leaping Through Time Ox Ford and Harry Potter fight evil Digimon messing around in the human world. In the final battle, Maya, Spider-Man, Helga, Black Star (now Sheldon), Ray Ray, Phil (now someone else), Hot Shot and Mike join forces. Prowl is now Kevin Levin.
: (older episodes on RAI) Doraemon Marge Simpson is Blurr's robotic cat.
: Dragon Ball Lambo (who grows up becoming Tokkori) follows Nami in the search of the Dragon Balls. Later he's trained by Squidward with his friend Tails (Later growing up into Blackarachnia, and then into the Computer Club president) and fights Dinobot and his son Barricade.
: Hamtaro Harley Quinn, Arcee's hamster, runs away from his cage everyday to meet his friends Zoro, Wreck-Gar, Hazuki, Menma, Mac, Aquaman, Barbie, Luke Triton, Lambo, Conan Edogawa, Serenity, Ash Ketchum, Hinata and Gotenks. Zoro's owner is Sailor Mars.
: (Rome) Hunter × Hunter Aang, Naruto, Sam Witwicky, and Spike Spiegel try to get their Hunter licenses.
: Keroro Gunsou Superman tries to conquer Earth, but he ends in Misty and Emporio Ivankov's house, where he starts to live, doing house cleaning and building Gundam model kits. Later the other members of his platoon ( Blitzwing, Link, Alpha 5 and Kaiba) arrive.
: Kiki's Delivery Service Azula is a preteen witch, who, after her 13th birthday, is on her quest for independence. Along the way, she meets Cody.
(redub) Sky spends a year away from her home. In her new town, she befriends Peeta Mellark.
: Kirby of the Stars Chibi-Usa and Odd find the title character after he comes to Earth. Plankton is king, and Batman sometimes helps Kirby.
: Pokémon Michelangelo wants to be a Pokémon master. He travels with Rei Hino and Max, and fights against Nami, Arthur, and Spider-Man (who later becomes Doraemon). During the Orange Island travel, Max stays behind and is replaced by Jaden. Upon Max's return, he has become Hunk.
(season 1 redub) Mchelangelo travels the Kanto region with Carly and Hunk. They are followed by Nami, Arthur and Doraemon.
Pokémon Advanced: Michelangelo and Hunk travel in the Hoenn region with Aiko and Rainbow Dash.
Pokémon Diamond & Pearl: Michelangelo and Hunk travel in the Sinnoh region with Sari (who later turns into Kaho).
Pokémon Black & White: Michelangelo arrives in the Unova region and travels with Irma and Redub!Stan.
Pokémon XY: Michelangelo, Pikachu, Princess Luna and Dipper Pines and Chloe explore the Kalos region.
: Pokémon Origins Spyke and Kaito start their journey to complete the Pokédex as asked from Kaito's grandpa Cheetor. Megatron leads Team Rocket, and Crow Hogan is the Pewter City gym leader.
: Ponyo Morpheus finds out that his daughter Anais wants to become human so she may befriend Bruno. Bruno's mom Gloria works at a retirement home where Guinan lives, and his dad the Crimson Chin is off at sea.
: Puella Magi Madoka Magica April O'Neil recieves from Mira the proposal of turning into a Magical Girl. Lindsay tries to stop her from accepting the offer. Silver Spoon, Astrid and Luna Lovegood already accepted.
: Sailor Moon Penny learns that she's a Magical Girl. She then joins her other team members, including Batgirl, Sabrina, Pinkie Pie, Montana Max, and Penny's future daughter, Beth Oblong. Batman is Penny's boyfriend.
In the first film "Promise of the Rose", Penny is now the first Kagome. She, along with Montana Max, Pinkie Pie, Sabrina, and Batgirl, who are now Giselle, Sydney Prosser, Patty Peterson and Johanna Mason, respectively, must stop Howl from taking the enchanted flower. Beth Oblong (now Hermione) is left behind with Kagome's cat Mulan and Giselle's cat Joey Wheeler.
: Saint Seiya Swindle is the Saint of the Pegasus constellation, and protects the embodiment of Athena Surprise along with Edd, Kurama, Batman and Mario.
: Shaman King Kero is a kid interested in ghosts. One day, he meets Aldous Snow, a shaman who is engaged to Bulma. With Aldous and his spirit partner Captain Knuckles, Kero also goes on adventures with Hunk and Green Arrow.
: Shugo Chara! Namu fights The Heartless with the powers of Batgirl, Harley Quinn and Gilda. Namu crushes on Sasuke Uchiha, but Namu's rival Tak doesn't want to talk about this. Namu is part of her school's council with Aang, Jack Darby, Bouquet and Rogue.
: Sonic X Kyle, a very fast hedgehog, fights the evil Bender with his friends Circuit, Courage the Cowardly Dog, Near, and Timmy Turner.
: Soul Eater Kyoko Sakura, Billy and Gideon Gordon Graves are students at Norm the Genie's school. Norm is Gideon's father, and Kyoko's weapon is Edward Cullen.
: After her parents Spirited Away Rex and Nanny McPhee are turned into pigs, Ginny Weasley recruits the help of Sister Mary Claire, Prince Caspian, and Granny.
: Alien experiment Stitch! Booster Gold lands on a Japanese island, becoming Bijou's best friend. He's joined by Franky and Usop.
: Yatterman Richie Cunningham (later Spock) and his girlfriend Arusu (later The Great Will of the Macrocosm) fight against Daphne Blake (later Roseanne), Shin and Bazuki to get the Dokuro Stone.
: Distracted by a butterfly, Yes! Precure 5 Raven runs into Beast Boy. With the power of dreams, she becomes a Magical Girl. With her best friend Maggie Pesky, Penny, Velma, and Gwen Tennyson; Raven must find 55 pixies to restore Beast Boy, Rei Ayanami, and Spider-Man's homeland.
: Yu-Gi-Oh! Rock Lee plays card games and has a split personality. His best friends are Donkey Kong, Ichigo and Bucky O'Hare and Sanji is his rival.
: Yu-Gi-Oh! GX Dante is the new student at the Duel Academy. Some of his friends are Lyserg, adult Simon, Guy Gardner, Wheeljack and Sakura.
: Yu-Gi-Oh! 5Ds Braeburn comes to the city of New Domino from the Satellite and discovers himself as one of five predestinates, along with Keroro, Hayato, Jean Grey and Megumi.
: Young Yu Gi Oh ZEXAL Ezio Auditore helps Blue Beetle to get his memory back finding the 99 Number cards. Sweetie Belle, Doctor Whooves, Little Strongheart, Snails and Benjamin Stilton are Ezio's best friends, while Quicksilver and Raf Esquivel are his rivals. Albeit the real bad guys are Batman, Kaos, Kakashi, Paul and Mac.
: YuYu Hakusho Bugs Bunny, SpongeBob SquarePants, Neji Hyuga, and Mary Test are hired by Puar to become demon hunters.