Malenia, Goddess of Rot

Flying, First Strike, Haste
When Malenia, Goddess of Rot enters the battlefield, distribute up to three -1/-1 counters
among creatures you don't control.
When Malenia, Goddess of Rot would deal
combat damage to a creature, instead put that
many -1/-1 counters on it instead.
"You will witness true horror. Now, rot!"