Y'shtola, Night's Blessed 
Legendary Creature — Cat Warlock
Vigilance At the beginning of each end step, if a player lost 4 or more life this turn, you draw a card. Whenever you cast a noncreature spell with mana value 3 or greater, Y'shtola deals 2 damage to each opponent and you gain 2 life.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL