Tibalt, the Fiend-Blooded [Avacyn Restored] Naga Druid You lose life equal to

You lose life equal to that permanent's mana value

then destroy the rest

Sacrifice Sylvok Replica: Destroy target artifact or enchantment

As long as you've completed a dungeon

"Should prying eyes observe the ritual

Tibalt, the Fiend-Blooded [Avacyn Restored] Naga Druid You lose life equal toSet: Avacyn Restored Type: Legendary Planeswalker Tibalt Rarity: Mythic Cost: {R}{R} +1: Draw a card, then discard a card at random. 4: Tibalt, the Fiend Blooded deals damage equal to the number of cards in target player's hand to that player. 6: Gain control of all creatures until end of turn. Untap them. They gain haste until end of turn.