" Atem: Out of the thousands of cards available, duelists build their decks by choosing cards they trust. But...cards also choose duelists! Card and duelist! When the two hearts are bound by trust...the card will display its true powers! "

― Kazuki Takahashi , Yu-Gi-Oh! (3-in-1 Edition), Vol. 6: Includes Vols. 16, 17 18