Nightmare Knight (RL2010) [Promo Cards]

[Enter] >>> Choose up to two: – Banish a light crystal. If you do, look at the top four cards of your deck. You may reveal a Fairy Tale resonator from among them, and put it into your hand. Then put the rest on the bottom of your deck in any order. – Banish a darkness crystal. If you do, target resonator gains [-1000/-1000] until end of turn. Whenever another Fairy Tale resonator enters the field under your control >>> You may return this card to its owner's hand.