Ajavolanak, Demonic Progenitor

Flying, Deathtouch, Lifelink, Trample
{t}Destroy target creature. It can't be regenerated.
Sacrifice a creature: Ajavolanak, Demonic
Progenitor gains indestructible until end of turn.
Whenever a creature you control dies, each
opponent loses 1 life and discards a card.