Necroskitter (Lorwyn Eclipsed Commander #48)

Creature — Elemental - {1}{B}{B}
Wither (This deals damage to creatures in the form of -1/-1 counters.)
Whenever a creature an opponent controls with a -1/-1 counter on it dies, you may return that card to the battlefield under your control.
1/4
„A swarm ever grows in its wake.“