Aetherworks Marvel [Kaladesh Prerelease Promos] Rogue remove a +1/+1 counter from

remove a +1/+1 counter from it and prevent that 1 damage

sacrifice Sea Serpent

before attackers are declared

except it doesn't copy that creature's color and it has this ability

We permit only a chosen few to don the raiment

Aetherworks Marvel [Kaladesh Prerelease Promos] Rogue remove a +1/+1 counter fromSet: Kaladesh Prerelease Promos Type: Legendary Artifact Rarity: Mythic Cost: {4} Whenever a permanent you control is put into a graveyard, you get {E} (an energy counter). {T}, Pay {E}{E}{E}{E}{E}{E}: Look at the top six cards of your library. You may cast a spell from among them without paying its mana cost. Put the rest on the bottom of your library in a random order.