Eren Titan Declaration of War SEC (AOT/SX04-003SEC SEC) Attack On Titan: Final Season Card details

[CONT] This card gets +1000 power for each character in your opponent's back stage.
[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.
[AUTO] [CXCOMBO] [Put 1 card from your hand into your waiting room] When this card attacks, if "Declaration of War" is in your climax area, and you have 2 or more other "Eldian" or "Corps" characters, you may pay the cost. If you do, put the bottom 4 cards of your opponent's deck into their waiting room, and deal X damage to your opponent. X is equal to the number of level 0 or lower cards among those cards. (Climax are regarded as level 0. Damage may be canceled)