Hidden Jadesteel Pond (AVL-060 N) [Attack on Velmardia]

You may pay V rather than pay this card's cost. At the end of your turn >>> Put the top card of your deck into your graveyard. If it is a Treasury Item card, you may put it from your graveyard into your hand. [Anathema] (This card has the following text in all zones as long as you control cards in your graveyard with four different card types.) - Rested resonators you control gain [+200/+200] and [Eternal].