Combustible Gearhulk [Kaladesh Inventions] Oath of the Gatewatch Prerelease Promos you may search your library

you may search your library for up to two land cards

Tap two untapped creatures you control: Return target permanent to its owner's hand

Suddenly one of these boulders toppled from its perch and sprouted gargantuan wings

" —Alfred

Set: Portal Three Kingdoms Type: Legendary Creature — Human Advisor Rarity: Rare Cost: {3}{U}{U} {T}: Draw a card

Combustible Gearhulk [Kaladesh Inventions] Oath of the Gatewatch Prerelease Promos you may search your librarySet: Kaladesh Inventions Type: Artifact Creature Construct Rarity: Mythic Cost: {4}{R}{R} First strike When Combustible Gearhulk enters the battlefield, target opponent may have you draw three cards. If the player doesn't, you mill three cards, then Combustible Gearhulk deals damage to that player equal to the total mana value of those cards.