Sewer Shambler

Mana cost: {2}{B}

Creature — Zombie

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.) Scavenge {2}{B} ({2}{B}, Exile this card from your graveyard: Put a number of +1/+1 counters equal to this card's power on target creature. Scavenge only as a sorcery.)