Card Trivia:Crystal Skull
- This monster appears in the artwork of "Triangle O".
- This card is based off of the crystal skull, quartz carved into the shape of a skull that are believed to be of pre-Columbian origin.
- This card has a "Chronomaly" counterpart: "Chronomaly Crystal Skull".
- This card is the only member of the "Ancient Treasure" series whose Attribute isn't EARTH.