Card Appearances:Zubaba Knight
- In Rank 2 and episode 1, Yuma Tsukumo played this card against Shark. It is destroyed by Shark's "Big Jaws" after the latter activated "Aqua Jet".
- In episode 2, this card is shown among many others as part of Astral's explanation of how "Numbers" work.
- In episode 3, this card can be seen in Yuma's opening hand. In the next episode, he Normal Summons it and overlays it with "Achacha Archer" to Xyz Summon "Number 17: Leviathan Dragon".
- In episode 10, this card can be seen in Yuma's hand while Dueling Shark.
- In episode 11, Yuma plays this card while teaming with Shark against Scorch and Chills. He attempts to attack, but could not per the rules of a Tag-Team Duel. It is destroyed via the effect of Scorch's "Number 61: Volcasaurus".
- In episode 14, Yuma plays this card against Kite Tenjo. He activates "Copy Knight", Special Summoning a Trap Monster with the same name and Level. He overlays the two monsters to Xyz Summon "Leviathan Dragon".
- In episode 17, this card can be seen on the bottom of Yuma's Deck before he goes to meet his friends, close to the start of the episode.
- In episode 19, Mr. Tsukumo plays this card against Yuma in flashback.
