Korvold, Fae-Cursed King 
Legendary Creature — Dragon Noble
Flying Whenever Korvold enters or attacks, sacrifice another permanent. Whenever you sacrifice a permanent, put a +1/+1 counter on Korvold and draw a card.
Legality
standardNOT LEGALpioneerLEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL