Malenia, Goddess of Rot

Flying, Double Strike, Lifelink, Haste
Scarlet Aeonia — When this creature transforms into Malenia, Goddess of Rot, each opponent gets a poison counter. Then put a
-1/-1 counter on each creature your opponents control for each poison counter its controller
has.
When Malenia, Goddess of Rot deals combat
damage to a player, proliferate.