"Yu-Gi-Oh! VRAINS" is an anime series that is part of the larger Yu-Gi-Oh! franchise. It follows a young duelist named Yusaku Fujiki, who uses a virtual reality system called VRAINS to engage in high-stakes card battles known as Duel Monsters. The series explores themes of technology, identity, and the impact of the digital world on real life. In VRAINS, Yusaku takes on the persona of Playmaker to confront a mysterious group called The Knights of Hanoi. The show features advanced dueling mechanics, including the use of Link Summoning, which adds new strategies to the game. Overall, "Yu-Gi-Oh! VRAINS" combines action, friendship, and the excitement of competitive dueling.