Bloody Emperor, Jircniv [Nazarick: Tomb of the Undead Vol.2]

[CONT] If this card is in your center stage, all of your blue or "Raven Black" characters get +1500 power. [AUTO] [Put 2 cards from your hand into your waiting room] When this card is placed on the stage from your hand, you may pay the cost. If you do, choose up to 3 cards in your opponent's waiting room, return them to their deck, and your opponent shuffles their deck.