When Festering Mummy dies, you may put a -1/-1 counter on target creature.
Color: BlackRarity: common
Type: Creature — Zombie
When Festering Mummy dies, you may put a -1/-1 counter on target creature.
Color: Black
![Sparring Mummy - Amonkhet [F]](https://cdn11.bigcommerce.com/s-ujecvbbdxl/images/stencil/500x659/products/49918/35187/29__29216.1540394847.jpg?c=2 "Sparring Mummy - Amonkhet [F]")