Description:

Legend says that the enigmatic Millennium Puzzle will grant one wish to whoever deciphers its ancient secrets. Upon solving it, high school student Yuugi Mutou unleashes "another Yuugi," a peculiar presence contained inside. Now, whenever he is faced with a dilemma, this mysterious alter ego makes an appearance and aids him in his troubles. Wishing to unravel the mystery behind this strange spirit, Yuugi and his companions find themselves competing with several opponents in "Duel Monsters," a challenging card game used by people seeking to steal the Millennium Puzzle in a desperate attempt to harness the great power within. As the questions pile on, it is not long before they figure out that there is more than pride on the line in these duels. [Written by MAL Rewrite]

Description:

Kakeru is a big fan of the Live On card game, like so many kids his age. However he loses every time he plays, no matter how hard he tries. Things change when one day Kakeru saves a small dog-like creature chased by weird people. The “dog” is in fact a Create Monster and gives Kakeru an unusual Live Change card, which in turn allows Kakeru to protect his newfound friend… And gets him involved in something he did not expect… (Source: ANN)

Description:

Through an unexpected turn of events, an ordinary elementary school student, Hiro Enryuu, finds himself in the world of the "Dragon Collection" game. This is a world called Dragon Earth, where gods, humans, and monsters exist side by side. Those who roam this world using a magic book, called a Grimoire, and cards to summon monsters and search for treasures that bear the powers of dragons are called Dracolle Battlers. Despite his bewilderment, Hiro becomes a Dracolle Battler and, together with the friends he meets there, begins his adventure to become a legendary Dragon Master! (Source: Crunchyroll)

Description:

Based off of the game. Popo, and his family were harmoniously living with the insects in the forest until one day when his father left him and gave him a mysterious pendant with magical powers. Now, with mysterious events happened to his mother, he must travel with his newly found companions to the forest to solve the mysteries bound in the east. (Source: ANN)