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Olivia, Opulent Outlaw

Legendary Creature — Vampire Assassin

Flying, lifelink Whenever one or more outlaws you control deal combat damage to a player, create a Treasure token. (Assassins, Mercenaries, Pirates, Rogues, and Warlocks are outlaws.) , Sacrifice two Treasures: Put two +1/+1 counters on each creature you control. Activate only as a sorcery.