Yu-Gi-Oh! Arc-V Episode 121 English Dubbed Episode Title:Taming of the BB.Episode Description:Jack joins Yuya's duel and manages to use Scarlight Red Dragon Archfiend's ability to damage Battle Beast. As Battle Beast feels relief from being able to survive his turn, Sanders who is the instructor that trained him, rejects such behavior and joins the duel himself. Learning that Leo is targeting him, Yuya and Yuto suspects that Leo knows behind the strange phenomenon that he and his lookalikes have experienced. Under pressure from Sanders' demands, Battle Beast suddenly directs his attack towards him.