Shai Halud, The Maker

Emerge - {w}{b}{r}{g} (You may cast this creature for
its Emerge cost. If you do, lose 5 life and destroy
target creature with mana value 5 or less.)
Whenever this creature enters the battlefield, you
may search your library for the card "Arrakis,
Home of the Maker", reveal it, and put it into
your hand.
{t}: If you control a desert, create a spice token
and lose 2 life.