If you're looking for manga similar to Pokemon XY: Pokemon Ryuuouden, you might like these titles.
In yet another area of the Pokémon world, there are no trainers, only rangers who temporarily borrow the service of wild Pokémon for good. The main character finds himself on an almost impossible mission and hopefully, with the powers he has borrowed from the Pokémon he has gathered, he will discover a way to stop the evildoers who have started havoc.
Picking up where their saga left off, Sapphire and Emerald train in the new techniques of Mega Evolution to prepare for the next crisis of epic proportions. And they’ll need Ruby’s help too! A giant meteor is hurtling towards the planet! Searching for a way to change its course, Ruby journeys to Sky Pillar to earn the trust of Zinnia, the True Lorekeeper of the mysterious Draconid tribe. Does Zinnia have the key to saving the world? And what does all this have to do with Legendary Pokémon Rayquazza?
After being gone for 300 million years, the Pokémon Genesect reappears in the world! When a group of Genesect try to take over the home of other Pokémon, Mewtwo engages them in a fierce battle! Will super speed be enough to win this fight?
When Ash Ketchum oversleeps on his 10th birthday, he ends up with a stubborn Pikachu instead of the first partner Pokémon he wanted! But after a rocky start, Ash and Pikachu become close friends and true partners—and when they catch a rare glimpse of the Legendary Pokémon Ho-Oh in flight, they make plans to seek it out together. Trainers Verity and Sorrel join Ash on his journey, and along the way, they meet the mysterious Mythical Pokémon Marshadow. When they near their goal, an arrogant Trainer named Cross stands in their way. Can Ash and Pikachu defeat him and reach Ho-Oh as they promised, or will their journey end here?
Your favorite Pokémon Trainers Gold and Silver are back! Crystal too! And so is Team Rocket... In this two-volume thriller, troublemaker Gold and feisty Silver must team up again to find their old enemy Lance and the Legendary Pokémon Arceus. Meanwhile, Team Rocket is on the rampage digging up, stealing and collecting 16 mysterious plates for some nefarious purpose known only to them...What is the hidden power of the 16 plates, and what do they symbolize...?
Colress, the new leader of Team Plasma, is attacking the Unova region. His machines control Pokémon, wielding their powers for evil instead of good. Fortunately, a way to jam the signals is stored on a memory card. But who has the card…? A girl at the Pokémon Trainers’ School! Maybe that’s why our hero is such a flirt—he’s just doing his job gathering intel. But he’d better stop playing the field and find that card fast before someone beats him to it!
Meet Pokémon Trainer Black! His entire life Black has dreamed of winning the Pokémon League... Now he embarks on a journey to explore the Unova region and fill a Pokédex for Professor Juniper. Time for Black’s first Pokémon Trainer battle ever! Meet Pokémon Trainer White! Her entire life White has dreamed of making it in show biz. Now she runs a thriving talent agency for performing Pokémon. Will she make her favorite Pokémon, Tepig Gigi, into a star? What will happen when Black and White cross paths with each other... and then with mysterious Team Plasma?