第 134 集: 悠與優在戰鬥中，內心湧現的黑暗交織對決。
2016年12月11日 播出
Yuuya’s anger toward Yuuri, who had defeated Yuushou, reaches an apex. A duel between Yuuya and Yuuri then begins. With the "Smile World" card his father left behind for him in hand, Yuuya fearlessly resolved to fight Yuuri. However, when the dragons on the field resonate, the darkness within Yuuya and Yuuto’s hearts overflows and torments the two of them! (Source: Yu-Gi-Oh! Wikia)