Dragon Ball Z: Wrath of the Dragon
Dragon Ball Z: Ryuuken Bakuhatsu!! Goku ga Yaraneba Dare ga Yaru · ドラゴンボールＺ 龍拳爆発!!悟空がやらねば誰がやる
Synopsis
The Z Warriors discover an unopenable music box and are told to open it with the dragon balls. The contents turn out to be a warrior named Tapion who had sealed himself inside along with a monster called Hildegarn. Goku must now perfect a new technique to defeat the evil monster. (Source: Anime News Network)
Studios: Toei Animation, Funimation
Source: MANGA