If you're looking for anime similar to Pokemon: Raikou - The Legend of Thunder, you might like these titles.
Dawn has returned home to Twinleaf Town and is already planning to begin a new journey in Hoenn, but she can't decide which of her pokemon to bring along. She meets a brand-new trainer who is also having a hard time deciding what to do, and the girls wind up with a big problem on their hands when a pair of pokemon run away from Professor Rowan's lab. Meanwhile, Brock is back in Pewter City studying to become a pokemon doctor while his brother Forrest runs the family gym, but a sudden visit from a mysterious challenger threatens to close their gym down - permanently!
The world of Pokemon is vast and all trainers, including the ever-eager Red, have their beginnings. Tasked by Pokemon Researcher Professor Oak with compiling an encyclopedia of all 149 known monsters, Red travels across the land, searching far and wide for more creatures to complete his mission. Along the way he'll face plenty of challenges, such as battling Gym Leaders, tackling the Pokemon league and even halting the plans of an evil organization. One thing's for sure, being the best isn't just about strength, it's about heart as well.
An origin story highlighting Ash and Pikachu's first meeting and their adventures as they search for the Legendary Pokémon Ho-Oh. The iconic pair encounter familiar faces along the way, new characters including Trainers Verity and Sorrel, and even a mysterious new Mythical Pokémon, Marshadow. Challenges and epic Pokémon battles abound in this unique new story about the beginning of one of the most beloved friendships in popular culture.
What starts as a summer vacation in the tropical Alola region turns into the next exciting chapter in Ash Ketchum’s quest to become a Pokémon Master! There’s plenty for Ash and Pikachu to explore in this sunny new region, with exciting new Pokémon to discover and interesting people to learn from along the way—including the cool Professor Kukui and the fun-loving Samson Oak. More new faces will help guide Ash’s Alolan adventure, in the form of a group of skilled Trainers—Kiawe, Lana, Mallow, and Sophocles—and a mysterious research assistant called Lillie. Frequent foes Team Rocket have also made the trip to Alola, looking to swipe some high-powered new Pokémon. But they have some heavy competition on the villainy front: the ruffians of Team Skull, who delight in causing chaos and may have more sinister intentions…
Created in a lab to be the world’s strongest pokemon, Mewtwo is the only of his kind. With the help of Ash and friends, Mewtwo and the rest of the created pokemon managed to escape the clutches of Giovanni, Team Rocket’s leader, and set forth to find a place they could call their own. Now, Giovanni has managed to find Mewtwo and friends in a remote part of the Johto region, and Ash and the gang are caught right in the middle of the battle. All Mewtwo wants is to understand his purpose in life and live in peace; can Giovanni be stopped for good with the help of Ash, Misty, and Brock?
Having earned his final gym badge for entry into the Unova League Championship, Ash is eager to prove he has what it takes to win. But as the event is still several months away, he and the gang head to East Unova to continue their adventure and participate in the World Championship Junior Cup Tournament. Along the way they meet a new friend, a Pokemon named Melloetta, who travels with the group and cheers them on from the sidelines. But little do they know that Team Rocket is still on the move, and they have their sights set on Melloetta and its mysterious song...
It's finally time for Ash and Pikachu to return home from their adventures in Unova. But rather than taking a boring flight back, Professor Juniper suggests they travel by boat and explore the Dekorora Islands, an archipelago where both Kanto and Unova Pokemon mingle. Now, the group gives their best wishes to the region as they set their sights on new adventures, hoping to meet exciting new Pokemon along the way!
The Unova League may have come to an end, but Ash Ketchum is always rearing for another adventure. Next stop: the recently discovered White Ruins which are rumored to have a connection to the legendary Dragon Pokemon, Reshiram! Along the way, they meet a mysterious man named N who claims to hear the hearts of Pokemon, and cross paths with the evil Team Plasma, who are researching sinister ways to control Pokemon through rage. Can Ash and company help stop these foes with the help of their new friend and discover the mystery of the White Ruins? Let the next chapter in the Unova region begin!