"Firm Will" Eren Titan (AOT/S35-E008 R) [Attack on Titan]

[CONT] Memory During your turn, if a card named "Key to Humanity's Counterattack" Eren" is in your memory, this card gets +1500 power and the following ability. "[AUTO] When this card's battle opponent becomes REVERSE, put that character into your opponent's memory." [AUTO] When this card is placed on the stage from your hand, search your deck for up to one {Corps} character, reveal it to your opponent, and put it into your hand. Shuffle your deck afterwards. [AUTO][(1)] At the beginning of your encore step, you may pay the cost. If you do not, put this card into your memory, choose a card named "Key to Humanity's counterattack" Eren" in your memory, and put it on any position of your stage.