Card Trivia:Crystal Beast Ruby Carbuncle
- The name "Ruby Carbuncle" is a double pun, since Carbuncle is also a type of gemstone, as well as a mythical creature, alleged to be seen in Latin America. Legends say the Carbuncle has some sort of jewel on its head.
- "Crystal Beast Ruby Carbuncle" bears a striking resemblance to the Pokémon Espeon. It also resembles the Final Fantasy summon Carbuncle in both name and appearance.
- "Crystal Beast Ruby Carbuncle" appears in the artwork of "Crystal Flash", "Golden Rule", "Rainbow Path" and "Trap Strap".
- According to Myth, Carbuncle was the name of a kitten who loved a man who left to fight in the navy, and waited for him night and day.
- In the seven colors of the rainbow, this card would be red.
