- As a member of the "Superheavy Samurai" archetype, this card references the fact that Benkei is said to have been nicknamed "Oniwaka" in his youth, by way of "Waka - 02" (Waka - Oni) in its name.
- This card and "Superheavy Samurai Swordsman" are the first monsters to be introduced in the Yu-Gi-Oh! ARC-V anime.
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