Corvus Demon

Infect, Lifelink, Demonic Essence 2

{t}: Heal 2 Life to a target Player and grant one of their Creatures a -1/-1 token.

Corvus Demon can ignore any -1/-1 tokens assigned to it

Demons relish taking the Natural World we understand and making it into the impossible. The contort flesh like it was air, and corrupt mortals like you breathe. To witness a Demon is to witness a Child of Impossibility. A name without an owner, a child never born - Garran, First Demonic Scholar