S1·E152 My Freaky Valentine (1)
Aired April 22, 2003
Synopsis
Can this be?! Mai has joined the enemy! Wielding the sinister sorcery of Seal of Orichalcos, Mai unequivocally calculates to trap Jonouchi’s soul for Dartz’s malevolent master plan! Is she brainwashed, or is there some deeper reason for her unexpected transformation?