Edgar Markov is a mythic Legendary Creature — Vampire Knight card from Innistrad Remastered (INR), collector number 428. Current market price: $27.14 (foil $35.04), TCGplayer market prices via Scryfall.
Eminence — Whenever you cast another Vampire spell, if Edgar is in the command zone or on the battlefield, create a 1/1 black Vampire creature token. First strike, haste Whenever Edgar attacks, put a +1/+1 counter on each Vampire you control.