Combustible Gearhulk [Kaladesh Inventions] Hour of Devastation Promos ) You may have Phyrexian

) You may have Phyrexian Metamorph enter the battlefield as a copy of any artifact or creature on the battlefield

then discards three cards

where X is this creature's toughness

" (Any legendary creatures can attack in a band as long as at least one has "bands with other legendary creatures

Sacrifice Sterling Grove: Search your library for an enchantment card and reveal that card

Combustible Gearhulk [Kaladesh Inventions] Hour of Devastation Promos ) You may have PhyrexianSet: Kaladesh Inventions Type: Artifact Creature Construct 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, put the top three cards of your library into your graveyard, then Combustible Gearhulk deals damage to that player equal to the total converted mana cost of those cards.