Blood Operative [Guilds of Ravnica] Anthologies destroy all non-Wall creatures that

destroy all non-Wall creatures that player controls that didn't attack this turn

rounded up: Destroy target nonblack creature

unaware of the fiery disaster swiftly approaching

you may put X +1/+1 counters on Hamletback Goliath

Set: Kaladesh Type: Artifact Rarity: Common Cost: {2} When Cogworker's Puzzleknot enters the battlefield

Blood Operative [Guilds of Ravnica] Anthologies destroy all non-Wall creatures thatSet: Guilds of Ravnica Type: Creature Vampire Assassin Rarity: Rare Cost: {1}{B}{B} Lifelink When Blood Operative enters the battlefield, you may exile target card from a graveyard. Whenever you surveil, if Blood Operative is in your graveyard, you may pay 3 life. If you do, return Blood Operative to your hand.