A Discussion for the Future, Rimuru [That Time I Got Reincarnated as a Slime Vol.3]

[CONT] During your turn, if there is a marker underneath this card, this card gets +4000 power and the following ability. "[AUTO] [(1)] When this card attacks, you may pay the cost. If you do, during that attack, perform a trigger check 2 times on the trigger step." [AUTO] When this card is placed on the stage from your hand, you may choose 1 "A Discussion for the Future, Shuna" in your waiting room, and put it face up underneath this card as a marker.