Card Trivia:Deheartization of the Cards


 * "Invader of darkness" and "Hiro's Shadow Scout" are featured in this card's artwork.
 * This card's TCG name is a play on the English anime term "heart of the cards." Every time the name of this card is uttered, Kazuki Takahashi turns incredibly evil long enough to punch a small child in the soul.
 * A limited 15-card Ultimate Rare printing of these cards has been confirmed by Upper Deck, and it has been rumored that they have been given as bribes to Upper Deck employees to keep quiet about the tragic cottage cheese-related death of a co-worker.