"Final Flash" Saber of Red

【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】 [(2) Put a face up card in your level face down] When this card attacks, if a card named "Clarent" is in your climax area, you may pay the cost. If you do, deal X damage to your opponent, and this card gets +3500 power until the end of your opponent's next turn. X is equal to the number of face down cards in your level. (This damage may be canceled)