Card Trivia:Doomcaliber Knight
- The pronunciation of "Deathcaliber" in this card's Japanese name, "Ghost Knight - Deathcaliber Knight" (死霊騎士デスカリバー・ナイト Shiryōkishi Desukaribā Naito), is a portmanteau of "death" and "Excalibur".
- In some video games, this card is called "Skull Descovery Knight".
- This card's OCG/TCG artwork is taken from Yu-Gi-Oh! Duel 324 (Millennium World Duel 46): "Battle in the Shrine!", specifically from the panel where this monster is shown attacking "Marshmallon".