No.13, Nu is a Weiß Schwarz card from Booster Pack The Eminence in Shadow EIS/SX07-071. Compare listings from Singapore Weiß Schwarz sellers on CardJio, then jio them on WhatsApp.
【AUTO】 [(1) Put 1 card from your hand into your waiting room] When this card is placed on the stage from your hand or when this card attacks, you may pay the cost. If you do, search your deck for up to 1 《Eminence in Shadow》 character, reveal it to your opponent, put it into your hand, and shuffle your deck.