Changes

During Yuma's stay at his [[Duel Sanctuary]], he taught Yuma about ''[[Duel Monsters]]'' - how they are alive and, specifically, about how they put their life on the line for their Duelist. His teachings influence Yuma's Dueling, making him protect his monsters more during his Duels, and treating them as his comrades.<ref name="ep15">{{episode|Yu-Gi-Oh! ZEXAL|15|ref}}</ref> After watching Yuma's Duel with [[Kaze]], he gives [[Yuma Tsukumo|Yuma]] the Deck that Kaze was searching for.<ref name="ep16">{{episode|Yu-Gi-Oh! ZEXAL|16|ref}}</ref>

After watching When he returned to visit Yuma's Duel with during the [[KazeWorld Duel Carnival]], he gives is angry of the decision Yuma was making to quite the WDC and challenged him to a Duel. Once he defeated Yuma, he told him he tried to use his father as an excuse and that he shouldn't run away from his problems, and was happy when Yuma agreed.Later, Roku told Yuma that he was also aware that [[Yuma Tsukumo|YumaMr. Heartland]] is using the Deck that Kaze was searching forWDC as a cover and is being used by [[Dr. Faker]].<ref name="ep16ep44">{{episode|Yu-Gi-Oh! ZEXAL|1644|ref}}</ref>

When he returned to visit Yuma, he is angry of the decision Yuma [[Gilag|Kiraku Souhachi]]'s statue was making and challenged him to a Duel. Once he defeated Yumadiscovered, he told him he tried Roku appeared on TV to use his father as an excuse. After more words, he tells Yuma that he should stick to Dueling instead explained the legend of running away, and was happy when Yuma agreed. Roku is also aware that [[Mr. Heartland]] is using the WDC as a cover warrior and is being used by [[Dr. Faker]]presenting other artifacts.<ref name="ep44ep107">{{episode|Yu-Gi-Oh! ZEXAL|44107|ref}}</ref>