Ulva, Spirit of the Hunt

Shroud, Skulk
{b}{r}{g}{t}; Search your library for a curse card, reveal it and put it in your hand. Shuffle your library.
When Ulva, Spirit of the Hunt deals combat damage, you may pay {b}{r}{g} to transform it.
"You hunger for flesh, I hunger for the power of your curse. Lets make a deal."