Deceiver of Form [Oath of the Gatewatch Prerelease Promos] Merfolk Whenever Hellkite Tyrant deals combat

Whenever Hellkite Tyrant deals combat damage to a player

"When he reached the entrance of the cavern

search your library for a creature card with power 2 or less

Set: Mirrodin Type: Sorcery Rarity: Rare Cost: {5}{G}{G} Choose one —

Other Treefolk and Forests you control have indestructible

Deceiver of Form [Oath of the Gatewatch Prerelease Promos] Merfolk Whenever Hellkite Tyrant deals combatSet: Oath of the Gatewatch Prerelease Promos Type: Creature Eldrazi Rarity: Rare Cost: {6}{C} ({C} represents colorless mana.) At the beginning of combat on your turn, reveal the top card of your library. If a creature card is revealed this way, you may have creatures you control other than Deceiver of Form become copies of that card until end of turn. You may put that card on the bottom of your library.