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Polukranos, Unchained

Legendary Creature — Zombie Hydra

Polukranos enters with six +1/+1 counters on it. It escapes with twelve +1/+1 counters on it instead. If damage would be dealt to Polukranos while it has a +1/+1 counter on it, prevent that damage and remove that many +1/+1 counters from it. : Polukranos fights another target creature. Escape—, Exile six other cards from your graveyard.