Executioner Smough

{1}{b},{t}: Destroy target tapped creature.
When Executioner Smough enters the battlefield, you may search your library for a card named Dragonslayer Ornstein, reveal it, then put it into your hand. If you do, shuffle your library.
Whenever a card named Dragonslayer Ornstein dies, put two +1/+1 counters on Executioner Smough.