They are both NEETs and Hikikomoris… but on the internet, the genius gamer siblings Sora and Shiro are known as the undefeatable “__” (blank). Sora and Shiro’s talents and skills are so abnormally good they are considered as urban legend. One day a young boy Teto appears before them, claiming to be “One’s Lord”

[Source: Crunchyroll]

Hyakkaou Private Academy. An institution for the privileged with a very peculiar curriculum. You see, when you're the sons and daughters of the wealthiest of the wealthy, it's not athletic prowess or book smarts that keep you ahead. It's reading your opponent, the art of the deal. What better way to hone those skills than with a rigorous curriculum of gambling? At Hyakkaou Private Academy, the winners live like kings, and the losers are put through the wringer. But when Yumeko Jabami enrolls, she's gonna teach these kids what a high roller really looks like!

[Source: Yen Press]

Hyakkaou Private Academy. An institution for the privileged with a very peculiar curriculum. You see, when you're the sons and daughters of the wealthiest of the wealthy, it's not athletic prowess or book smarts that keep you ahead. It's reading your opponent, the art of the deal. What better way to hone those skills than with a rigorous curriculum of gambling? At Hyakkaou Private Academy, the winners live like kings, and the losers are put through the wringer. But when Yumeko Jabami enrolls, she's gonna teach these kids what a high roller really looks like!

[Source: Yen Press]

A mind game of lies and deceit begins! At Academy Island, students battle in Games to win stars, hoping to earn the prestigious title “Seven Star.” Sarasa is last year’s champion and is on track to win again until Hiroto, a new transfer student, hits the scene. Surprisingly, Hiroto defeats her by sheer luck! Now, he must use bluffs and trickery to stay on top.

[Source: Crunchyroll]

High school student Katagiri Yuichi, who values friendship above all else, enjoys a fulfilling life with his close friends Sawagiri Shiho, Mikasa Tenji, Shibe Makoto, and Kokorogi Yutori.

However, after a particular incident, they're dragged into a debt repayment game.

The only way to beat the "Tomodachi Game" is to not doubt their friends. Bound together by solid friendships, the game should've been easy, but–

Will they trust or betray their precious friends? The true nature of humanity is exposed in the ultimate psychological game!

[Source: Crunchyroll]

A new kind of battle of abilities for a new generation is about to begin!

It all started on a regular morning like any other. Akira Shiroyanagi is a high school kid who loves nothing more than konpeito candy and games. One day, he ends up in a fight due to a mysterious girl named Mion. Mion then tells the people she had gathered that they no longer officially exist in any records. They were given powers and were about to be test subjects. Akira makes up his mind to use his powers to climb up the ranks and then crush this organization. Armed with unexpected abilities and unique powers, a battle using various abilities for the new generation is about to begin!!

[Source: Crunchyroll]

In their (overabundance of) free time, the gods grew bored and decided to create challenging battles of wits to spice things up! Their opponent? Humanity! A select few players called “apostles” meet the gods on the spiritual realm’s playing field to beat the deities at their own games. A former god named Leshea has woken after sleeping for thousands of years, and her first demand is to meet “this era’s very best player!” She is introduced to Fay, an acclaimed rookie apostle. Together, they plan to challenge the gods and win the ultimate prize, but no one in human history has managed to clear ten games—because the gods can be capricious, outrageous, and sometimes downright incomprehensible! In the face of absurdity, what can the apostles do but enjoy the contest to its fullest?

[Source: Yen Press]

Kazama Kenji likes to believe he is something of a delinquent. Moreover, others seem to like to agree that he is. Of course, Kenji’s gang finds their way to a group of four not-so-normal girls—Chitose, Sakura, Minami and Roka—and all at once, whatever reputation he may have is nothing compared to the outrageous behavior of the girls. Shanghaied into joining their club, what will happen to his everyday life from that point on?

Rei Kiriyama is a 17-year-old boy who recently started living alone, financed by his salary as a professional Shogi player. Despite his independence, however, he's yet to mature emotionally, and his problems continue to haunt him in his daily life. His relationship with his adoptive family is strained, and he has difficulties interacting with his fellow high school students. Meanwhile, his professional career has entered a slump. Burdened with the heavy expectations placed on him as the fifth to become pro in middle school, his wins and losses are fluctuating as his record and progression into the ranks begin to stagnate.

Acquainted with Rei are the three Kawamoto sisters: Akari, Hinata, and Momo. Unlike Rei, they live happily in their modest home, which they warmly welcome Rei into as if he were one of their own. Despite his reservations about becoming too close to the family, he frequently visits, interacting with them and receiving the kind of care and affection he never quite had while under his foster home.

This is the story of Rei's triumphs and failures, relationships new and old, and his growth as a person.

[Source: TV Tropes]

The protagonist opens his door to find himself face-to-face with a sadist...

"I've come to be made your pupil, like you promised!"

Kuzuryu Yaichi holds one of the highest titles in the shogi world, "Ryuo," at the age of 16. The girl who has shown up at his front door is Hinatsuru Ai, a nine-year-old in the third grade.

"Huh? Pupil? What?"
"Don't you remember?"

Though he doesn't remember her, the duo's life together thus begins. Eventually, Ai's honest enthusiasm helps Yaichi rediscover the passion he had begun to lose.

[Source: Crunchyroll]

Rei Kiriyama is a 17-year-old boy who recently started living alone, financed by his salary as a professional Shogi player. Despite his independence, however, he's yet to mature emotionally, and his problems continue to haunt him in his daily life. His relationship with his adoptive family is strained, and he has difficulties interacting with his fellow high school students. Meanwhile, his professional career has entered a slump. Burdened with the heavy expectations placed on him as the fifth to become pro in middle school, his wins and losses are fluctuating as his record and progression into the ranks begin to stagnate.

Acquainted with Rei are the three Kawamoto sisters: Akari, Hinata, and Momo. Unlike Rei, they live happily in their modest home, which they warmly welcome Rei into as if he were one of their own. Despite his reservations about becoming too close to the family, he frequently visits, interacting with them and receiving the kind of care and affection he never quite had while under his foster home.

This is the story of Rei's triumphs and failures, relationships new and old, and his growth as a person.

[Source: TV Tropes]

3000 years ago marked the turning point of an Egyptian dynasty; the Pharaoh's spirit was sealed inside one of the ancient relics, the Millennium Puzzle, after saving the kingdom from an enemy army. Now, in the present age, the Millennium Puzzle is found by a young boy, Yugi Mutou, who unlocks the spirit of the puzzle and is possessed by the sprit of the old Pharaoh, who lost all of his memories from his old life. As a thank you to the spirit who saved him from bullies and gave him new friends, Yugi decided to help the spirit out and find a way to recover his lost memories and send him to the after life.

[Source: Anime News Network]

Chihaya is a lighthearted tomboy, who's not especially good at anything in particular. Her dream has always been for her sister (an aspiring model) to become the number one beauty of Japan, or perhaps of the world. But then one day she meets someone who tells her that a dream is something that should concern only herself—and something she has to work hard for as well.

At the same time, Chihaya discovers a passion for the old Japanese game hyakunin isshu, also called "karuta".

[Source: MyAnimeList]

Yuugi is a somewhat frail young boy who happens to be a big fan of gaming of any kind. But when he solves an ancient egyptian puzzle he is granted all the powers of darkness. Now when confronted with danger and injustice, he transforms into a much darker and dangerous form, and proceeds to dish out the justice and punishment for those who so richly deserve it.

[Source: AnimeNfo]

Now in their second year of high school, Chihaya and her friends share all the fun and worries that come with welcoming underclassmen to the team as they face tough rival schools. The passion of the Mizusawa Karuta Club burns hotter than ever, but with the same refreshing, youthful mood carrying over from the first season.

[Source: Crunchyroll]

After being evicted from her family home, Nashiko Jippensha discovers that her father’s old mahjong club has fallen into disrepair. Determined to bring it back to life, she sets about renovating it with her two friends, Pai and Izumi. Between fiery games of mahjong and moments of relaxation over tea and sweet delicacies, the three young girls transform the club into a veritable refuge where they can blossom.

[Source: Animation Digital Network]

The last thing freshman Shiki Koshiyama expected was to be asked to join the Bunzo High School "New Student Fast Finger Quiz Championship." A bookwork at heart, he hates being the center of attention and shudders at the mere thought of participating. To add insult to injury, his classmate Mari Fukami overwhelms her competition by pressing the buzzer even before the entire question is read. "It's too late to hit the buzzer after you know the answer. A split second is all it takes to determine who wins or loses," she declares.

After observing Mari for a while, Shiki discovers a way to determine the answers to a quiz. His world expands as he meets colleagues and senior members of the Quiz Club, as well as their formidable rival Chisato Mikuriya. He experiences the joys of answering correctly and the frustrations of not getting to the buzzer quickly enough. He and his colleagues hone not only their knowledge, but also various techniques as they pursue victory in the world of competitive quiz.

Shiki Koshiyama is about to dedicate his teenage years to quizzes. You too should try becoming the next quiz champion!

[Source: Anime News Network]

Duel Academy, one of the most prestigious schools in Duel Monster's history. There students learn the fundamentals of becoming not just duelists, but large business owners.

Yuki Judai is a new student with only one thing on his mind, to become the next King Of Games. Judai meets several friends, teachers, and even enemies at the large Dueling school. There he'll have to face off against several different Dorms to become number one duelist. Slifer Red, Ra Yellow, and Obelisk Blue are the three dorms. Will Judai be able to pass all of them?

Based on Kazuki Takahashi's world famous anime and manga Yu-Gi-Oh!.

[Source: Otakufreakmk2]

“I can see the path to victory...”

“This time, I will defeat him. So bring it on... Accept! Bloom, Soul Wager!”

In a city where the King reigns supreme, your strength in BuildDivide determines everything...

— Neo Kyoto —

There is a rumor circulating in Shin Kyoto.

“Anyone able to defeat the King in Build-Divide shall be granted whatever their heart desires.”

In order to challenge the King, one must first enter the battle known as Rebuild.

There, they will have to complete the “Key.”

— Everyone Has a Wish They Hope To Have Granted—

The young Teruto Kurabe vows to defeat the King so that he can get what he longs for.

He, with a little guidance from the mysterious Sakura Banka, dives headfirst into the Rebuild Battle.

Now, the city of Shin Kyoto is the stage and BUILD-DIVIDE is the game!

Watch as the battle unfolds for Teruto and his friends!

[Source: Aniplex of America]

“I’m not letting go of my dreams! I’m gonna be the queen!”

They put everything on the line to taste the glory. Chihaya and Mizusawa High School karuta club teammates, including those who just joined, spend the summer of their sophomore year competing at the National Tournament.

In the team competition, they beat the seemingly invincible Fujisaki High School to make Mizusawa High School the champion for the first time. In the individual competition, Taichi wins the B Level while Arata wins the A Level.

The right finger that Chihaya injured in the team competition has healed from the successful surgery. She’s ready to join the Fujisaki High School summer camp with Taichi.

They set their eyes on beating the reigning queen and put up with the brutal training from their advisor Sakurazawa, but the discovery of one fact might dash their hopes of playing.

Meanwhile, Arata learns that having his own team will open up new opportunities, so he sets off to establishing one.

A new rival, an unpredictable future, and the dream of becoming the queen. “Chihayafuru 3” overflows with the passion and devotion of the karuta club high school students!

[Source: Crunchyroll]

Itou Kaiji is a bum who steals car emblems and slashes tires on a regular basis. However, one day, this routine changes when a man in a trench coat pays him a visit. The man reveals himself as Endou, a debt collector, who has come to claim an unpaid loan of 300,000 yen, which Kaiji had previously co-signed with his co-worker, Furuhata Takeshi.

Because of Takeshi's disappearance, Kaiji is left with an overwhelming balance, but is given the chance to gamble against other bankrupt bums aboard a boat — each gambler is loaned additional money, giving them a chance to pay their dues or become in even deeper debt.

Kaiji accepts the challenge in hopes of repaying the compounded debt of 3,850,000 yen and, with luck, winning additional cash...

[Source: Crunchyroll]

Bakugan Battle Brawlers begins with Danma Kuusou, a boy who invented the game Bakugan with his friend Shun Kazami after mysterious and seemingly random cards fell out of the sky. Together with their other friends, they form a team called the "Bakugan Battle Brawlers" in order to play this new game together. But unknown to these young friends, Bakugan is much more than a simple past time. Their game accidently sucks them into an alternate dimension called Vestroia, the home ground of Bakugan.

Vestroia has recently come under attack by creatures known as the Doom Beings. This realm is balanced by the Perfect Core, which itself is formed by the Infinity and Silent Cores. When the evil Bakugan Naga attempted to take this great power for himself, he was unable to absorb the negative energy he wished to steal and found himself trapped in the Silent Core. Now, his presence within the core has destabilized Vestroia and attempts to merge with Earth as well as many other worlds. Danma and his friends must team up with individuals from other worlds who have also been drawn into this epic battle. As Naga is seeking the Infinity Core so that he may complete the Perfect Core in order to gain control of Vestroia, Earth, and all other worlds, time is of the essence in this devastating war of worlds.

Hope, desire, greed.

Girls with each of these feelings in their hearts are being swallowed into the vortex of a dangerous game...

[Source: official website]

Money, women, organs. Kei, a high school boy, frequents the underground mahjong parlor teeming with desires, earning him the moniker 'K of Ice' in the underworld due to his cold-hearted strategy and stylish gameplay. Rumors also circulate that he keeps a girl at his home.

[Source: Press Release]

During a beautiful spring day in Kyoto, Aya and Miki follow the student council president Midori to a board game shop. The three students end up discovering a German board game that causes them to realize their shared passion for games. In the coming days, many more board games will be found and played!

[Source: Crunchyroll]

Yu☆Gi☆Oh! 5D's, set in the not too distant future, is the sequel to Yu☆Gi☆Oh!: Duel Monsters GX. Following on from its predecessors, the show is centered on the Duel Monsters Card Game.

Neo Domino City, a newer, evolved city is the largest in the world, watched over by its Director, Rex Godwin. Satellite, the renamed old Domino City, is now the city's main waste disposal area and the inhabitants who live there, Satellites, live in poor conditions and are forbidden from Duelling.

Fudou Yuusei, the shows main protagonist, has built a D-Wheel (used for the new form of duelling, Riding Duels) in the hope that he can escape to Neo Domino City. Spurred on by revenge towards Jack Atlus, the King of Riding Duels, he manages to escape and duel Jack for his precious card, Stardust Dragon. However when it is summoned along with Jack's ace monster, Red Demons Dragon, a wondrous Crimson Dragon appears, along with a mysterious Birthmark on Yuusei's arm.

From here on, Yuusei and his friends are thrown into a world of Darkness, from which they must duel their way out and attempt to save the world from the destructive forces that soon appear.

After the events at the Starside Hotel, Kaiji Itou finds himself living his miserable lifestyle once again. Captured by the Teiai group to which he owns a lot of money, he is thrown into an underground forced labor camp where he must pay off his debt by doing harsh manual work. Kaiji becomes desperate as it is expected that he lives in this hellhole for the next 15 years.

[Source: Anime News Network]

Kaito Daimon would be a completely average high school student except for one thing: he's a 'demon' at solving puzzles. Kaito is so brilliant, in fact, that when he's asked to take some 'special' tests of his unique ability, he immediately suspects that the test itself is a test. Kaito suddenly finds himself caught up in a lethal Philosopher's Puzzle made by the sinister group POG, a murderous maze of trap upon trap, where failing to solve the secret correctly will result in death! Fortunately, Kaito's skills prove up to the first test, both for himself and his childhood friend Nanoha, who is also caught up in the deadly scheme. But now that he has been designated as a Solver, he is pulled into a new life where he must travel the world with other Solvers, attempting to solve the latest deadly riddles left by POG. There's a new conundrum around every corner and each deception could lead to death, but once a riddle has been posed, you can count on Kaito to unfold, unravel and unlock it!

[Source: Sentai Filmworks]

A young athlete whose running days might be behind her, a compulsive liar, a shy researcher, a bitter old woman, and a little girl with a big secret—the only thing they have in common is the annual Wind Festival in Fula City.

The festival celebrates the Legendary Pokémon Lugia, who brings the wind that powers this seaside city. When a series of threats endangers not just the festival, but all the people and Pokémon of Fula City, it’ll take more than just Ash and Pikachu to save the day! Can everyone put aside their differences and work together—or will it all end in destruction?

In the past Yūgi Yami and Kaiba have clashed many times!! Yami Yūgi, who resides in Yūgi Mutō's body, and Kaiba will have a duel that bets their prides and accepts each other's mutual experience.

[Source: Weekly Shonen Jump via ANN]

After Ruko battled to free the LRIGs in selector infected WIXOSS, the series returns for a second season with selector spread WIXOSS. Kanon Wakeshima, who performed the first season’s opener, also returns with spread’s opener, “world’s end, girl’s rondo”. Join Ruko once more in the strange world of the popular game, WIXOSS.

[Source: Funimation]

High school student Homura Suzuko has returned to Ikebukuro, the town where she grew up.

"We're friends forever!"
She treasures her memories of her old friend from when she was little, Morikawa Chinatsu,
and she's excited at the prospect of meeting her again.

But when she gets to school, she finds she has trouble fitting in with the rest of the class.

One day, she decides that if she learns to play the card game Wixoss, she might be able to make some friends. She stops at a card shop on her way home and buys a deck set. When she takes the set home and opens it, the girl on one of the cards begins to move, and speak.

"Welcome, Selector."

Humans chosen as Selectors must battle for control of the five coins that hold all their memories.
If they can retake all the coins, they win, and can leave the game. But if they lose, as a penalty--

"Lostorage"-- What will become of Suzuko as she's caught up in this insane game?

And just like Suzuko, Chinatsu finds herself drawn into the game as well...

[Source: Crunchyroll]

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…

Psychometry - The ability to read the "memory" of an object; where it's been, who has handled it, and what events occurred in its presence. It's a special gift, one that makes investigator Makoto Midorikawa a unique and invaluable asset for the Metropolitan Police Force. Unfortunately, it can also get Makoto involved in things far beyond the scope of normal police work. When he touches a ring worn by the sole survivor of a catastrophic explosion, the memories unleashed launch him into a deadly game of cat and mouse against a massive worldwide conspiracy. With the aid of an amnesiac young woman, Makoto must solve the secrets surrounding a mysterious laboratory, its experiments with a dangerous substance called "Exotic Matter", and the dark forces that intend to use those powers to unleash a global nightmare in INGRESS!

[Source: Sentai]

On February 29, 2000, the Möbius meteorites fell on Earth. These meteorites brought a new form of matter known as Möbius Dust to Earth. The dust permeated Earth's atmosphere, leading to a miracle. The day the meteorites fell, nicknamed "2.29," accelerated the economic disparity in Japan.

Before long, the Bloody War Alliance, discontent with this disparity, began committing acts of terrorism. Amidst all this, the police established the anti-RC special mobile unit and a joint anti-RC training school for the initial training of the unit members.

[Source: Anime News Network]

12-year-old Shindou Hikaru is just your average 6th grader. One day, while searching through his grandfather's attic, he comes across an old Go board. Upon touching the Go board, Hikaru is possessed by the spirit of Fujiwara no Sai, and continues to be haunted by him soon after. Sai was once a great Go player, who committed suicide and continued to stay in the world as a spirit desiring only to play Go once again. Finally bending to Sai's pleas, Hikaru allows Sai to play Go through himself, unknowingly attempting the first game with the young prodigy Touya Akira. Time has finally started moving, as Sai's quest for the perfect game, "The Hand of God", is set underway. Based on the manga by Yumi Hotta and Takeshi Obata.

Neo Kyoto...a city ruled by the "King." This is where players challenge the King in "Rebuild Battles," hoping to get their wishes fulfilled. But there’s more to Neo Kyoto than meets the eye: it’s a virtual realm where the best Build-Divide players are chosen to be connected to the main CPU, and then fused with the program running the city. There, Teruto’s battle was all about rescuing the trapped Kikka from her role as the main CPU...

Time passed, and it’s three years later...

Neo Kyoto is now a city in ruins, looking nothing like it did before. The people are being rounded up by the King’s servants, known as KUGE, and deposited into “Barrels” to steal their magical power. All in order to keep the King going...

And now a girl appears, with the KUGE in pursuit. She’s the former King, Kikka Kurabe. Although she was once known as the most powerful King in Neo Kyoto’s history, even Kikka is helpless against the KUGE, and is constantly on the run from them. After all, Kikka has no Build-Divide deck in hand.

"This is a crime, this is my punishment. I’ll never see the light again..."

Day after day, she continues to flee with no respite, consumed by all kinds of regrets. Now that she’s on the brink of despair, who should reach out a helping hand to her but...?

I want to see you again.

"Teruto." "Master."

In the ruins of Neo Kyoto, the two girls take each other by the hand. And now, their battle is about to begin... the one that will lead them to the person that they both cherish.

[Source: official English website]

The story follow Dan, Marucho and Drago as they join forces with the Bakugan Resistance in order to restore peace and freedom to their enslaved planet. The newly formed group of friends must battle the evil Vestal to free the captured Bakugan and destroy the Vestal’s plans for domination.

[Source: animationmagazine.net]

Pokémon Generations looks back at each generation of the Pokémon video game series, diving into the stories of the games more deeply and getting to know characters and Pokémon better. Visit each region, from Kanto to Kalos, to relive the world of Pokémon like never before!

[Source: The Pokémon Company]

The strength of the Bakugan Battle Brawlers? is shaken to the core with the threat of losing dan's leadership! And A new insidious enemy infultrated Bakugan Interspace shattering the loyalties of the brawlers and their ardent fans.

[Source: MyAnimeList]

Anubis, an ancient Egyptian evil that was defeated by Yugi's alter ego centuries ago, has returned to exact revenge. Wielding the power of the Eighth Millennium Item, Anubis is determined to destroy Yugi and take over the world.

[Source: Anime News Network]

The puzzles get tougher and even more deadly as Kaito Daimon continues his battle against the power hungry Givers of the POG. And with one team member already switching sides, will Kaito have what it takes to keep solving the deadly puzzle traps put before him and reach the fabled Puzzle of God? More importantly, will he be able to solve the puzzles AND maintain his sanity?

[Source: Sentai Filmworks]

The peaceful days turn out to be short-lived as the shadow of another Selector Battle looms large. Kiyoi Mizushima is the first to notice that things are amiss, and she makes her move to put an end to the cycle of darkness.The Battle this time includes a new card, "Key," and has been set up with rules different than before. With both the mastermind and their motive shrouded in mystery, the darkness grows ever deeper and more menacing. Suzuko Homura, Chinatsu Morishita, Hanna Mikage, Ruuko Kominato, Yuzuki Kurebayashi, Hitoe Uemura, and Akira Aoi, the Selectors gather once again.

[Source: Anime News Network]

The year 20XX. Humans called ＜Concodes＞ and ultra-high-performance AI called ＜Codeman＞ team up as buddies to compete in the card battle game ZENOZARD. People are going wild with excitement at the world championships, THE ZENON.

One day, Sota Azuma, an average high school student, is challenged to a battle by a mysterious woman, Eilietta Lash. She reveals that she’s a Codeman and that her intent is to team up with Sota and participate in THE ZENON. Sota reluctantly agrees. Sota and Eilietta’s first opponent turns out to be the super-famous player Shion Saionji, who attends Sota’s school, and her buddy, Ash Claude.

Saki Miyanaga is a high school freshman who doesn't like mahjong. Ever since she was a child, she would lose her New Year's gift money during her family mahjong game. If she won, her parents would be upset, and if she lost, well, she lost. As a result, she's learned to play in such a way that her score differential always remains ±0: not good enough to win, but not bad enough to lose. When we meet her, she's being dragged to her school's mahjong club by an old friend. How will a girl who hates mahjong, yet has become adept at the game as a result of her upbringing, survive in this environment?

[Source: Anime News Network and AniDB]

The story takes place in the near future in a city called Heartland. Tsukumo Yuma is a young duelist who strives to become the Duel Monsters champion, despite being an amateur. One day, during a duel with a school bully, a mysterious spirit called Astral appears before Yuma, and helps him to win. Astral then explains to Yuma that he is searching for his lost memories, which have been transformed into 99 "Xyz Monster" cards called "Numbers" and have been scattered across the globe. The "Numbers" have the ability to possess the duelists who own them and bring out their darkest desires. In order to recover his memories, and collect the "Numbers" cards, Astral teams up with Yuma.

[Source: Wikipedia]

Deep in the jungle, far from any human settlement, you’ll find the Forest of Okoya—a Pokémon paradise forbidden to outsiders. In this jungle lives Koko, a human boy who has been raised as a Pokémon by the Mythical Pokémon Zarude. Koko has grown up never doubting that he is a Pokémon. But one day, a chance meeting with Ash and Pikachu leaves Koko with his first human friend. Is he truly a Pokémon? Or is he, in fact, a human?

[Source: official English website]