Kurgan Hellkite

Eldritch {5}{r}{r} (You may pay {5}{r}{r}, and exile
any number of cards from your graveyard instead of
paying this spells normal casting cost.)
Flying, haste
If you paid this spells eldritch cost, Kurgan
Hellkite enters the battlefield with additional
+1/+1 counters equal to the number of cards
exiled this way.