Episode 104

"The HERO Bearing the Name of "D"" (「Ｄ」の名を持つＨＥＲＯ "Dī" no na o motsu Hīrō) is the one-hundredth and fourth episode of the Yu-Gi-Oh! ARC-V anime series.

Synopsis
Yuzu goes with the girl who saved her to a certain place. It is a small Duel School located in the Fusion Dimension, "You Show School". On the other hand, while Yūya continues to search for Yūshō's whereabouts, a mysterious boy challenges him to a Duel. The boy bears a deep-seated hatred toward Yūshō, and unleashes a brutal attack against his son, Yūya…