Mai using her Aroma Tactics. Aroma Tactics was a trick used by Mai Valentine, in which she scented the cards in her Deck with different perfumes, allowing her to tell what the cards were without looking. She used this as a means of distracting her opponents. References ↑ Yu-Gi-Oh! Duelist Duel 11: "Things that Don't Change" Retrieved from "https://yugioh.fandom.com/wiki/Aroma_Tactics?oldid=2699948" Category: Abilities Community content is available under CC-BY-SA unless otherwise noted.