The Seven Shadows, Zeta (EIS/SX07-084SP) [The Eminence in Shadow]

[CONT] This card cannot side attack. [AUTO] When this card is placed on the stage from your hand, you may put the top card of your deck face down underneath this card as a marker. [AUTO] When this card becomes [REVERSE], choose 1 face down marker underneath this card, and reveal it. If there is a card with the same card name as that card in your waiting room, return that marker to your hand. (Otherwise, return it to its original place)