The Reaper, King No More
Legendary Artifact Creature — Scarecrow · {2/B}{2/R}{2/G}
When The Reaper enters, put a -1/-1 counter on each of up to two target creatures.
Whenever a creature an opponent controls with a -1/-1 counter on it dies, you may put that card onto the battlefield under your control. Do this only once each turn.
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