Tartarus, the Tormentor

This card costs 5 less to play if there are at least 15 Departed cards in your cemetery.
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[Evolve] [1]: Evolve this follower.
[Act] [1], put this card from your hand into your EX area: Look at the top 2 cards of your deck. You may reveal a Departed card from among them and add it to your hand. Bury the rest.