- This card's ATK and DEF is the reversed ATK/DEF of "Kaien the Emissary of Darkness", which is also where the Japanese name of the Token this card produces, "Kaien the Emissary of Darkness Token", is derived from.
- This is the only promo card to date which does not have the golden hologram in the corner.
- The Summoning of a LIGHT Fairy-Type Token by the effect of a DARK Fiend-type monster is reminiscent of the "Chaos" theme.
- This monster appears in the artwork of "Stairway to the Underworld".
- This card's TCG/OCG effect has a similar condition to "Stairway to the Underworld's" effect in the manga, where this card has no effect.
- This card is featured on the OCG cover of Duelist Pack: Yugi.
- The Ghost/Gold Rare version of this card's artwork changes colors, unlike most other Ghost Rare cards.[citation needed]
- This is the only known non-Forbidden card which has the potential to create a Zero Turn Kill without relying on an alternate win condition.