Eren: Determined [Attack On Titan: Final Season]

[CONT] If you have 4 or more "Eldian" or "Corps" characters, this card gets 01 level while in your hand. [CONT] During your turn, if you have another "Eldian" or "Corps" character, this card gets +2500 power and the following ability. "[AUTO] When this card's battle opponent becomes [REVERSE], you may put that character into your opponent's stock. If you do, put the bottom card of your opponent's stock into their waiting room." [AUTO] When this card is placed on the stage from your hand, you may put the top card of your clock into your waiting room.