Card Trivia:Serpent Night Dragon
- As this monster's Japanese name, "Evil Knight Dragon" suggests, this is the DARK "evil" counterpart of "Seiyaryu", whose TCG name translates to "Holy Knight Dragon", the basis of its Japanese name.
- In Yu-Gi-Oh! Capsule Monsters, this monster is one of the five dragons combined to form "Five-Headed Dragon".
- In some video games, this monster is a Ritual Monster, which can be Ritual Summoned using the corresponding Ritual Spell Card, "Revived Serpent Night Dragon".
