Putrid Gestator

Mutate 2 (If this creature would untap during your untap step, you may instead put two +1/+1 counters on it.)
When Putrid Gestator mutates, create X 0/0 black Germ creature tokens, where X is the number of +1/+1 counters on Putrid Gestator.
Whenever another creature you control dies, Putrid Gestator deals 1 damage to target opponent.
The vile children of Malacol bring only ruin and disease.