Imperial Hellkite is a rare Creature — Dragon card from Murders at Karlov Manor Commander (MKC), collector number 155. Current market price: $0.18, TCGplayer market prices via Scryfall.
Flying Morph {6}{R}{R} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When this creature is turned face up, you may search your library for a Dragon card, reveal it, put it into your hand, then shuffle.