For trivia pertaining to this monster's Number, see Forum:"Numbers" Xyz Monster Trivia. Any contributions regarding this type of trivia should be placed there, instead of this page.
  • This is the first "Number" monster released in OCG Series 9.
  • This card can be seen as a counterpart to "Heroic Champion - Excalibur".
    • Both are named after weapons wielded by the legendary King Arthur; Rhongomyniad being his spear and Excalibur his sword.
    • This monster is DARK, while "Excalibur" is LIGHT.
    • The ATK of "Excalibur" is higher than this card's by only 500 points and both have an effect to double their original ATK.

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