Valdain, Cursed Shadow

[Evolve] [2]: Evolve this follower.
[Evolve] [0]: Evolve this follower. Activate only if there are at least 10 Natura cards in your cemetery.
[Fanfare] Look at the top 3 cards of your deck. You may reveal a Natura card from among them and add it to your hand. Bury the rest.