Neloth's thrall creation

Return target creature from your graveyard to
your hand.It's a zombie in addition to it's other
types. You may search your library and/or
graveyard for a card called Neloth, Necrotic
Genius, reveal it, and put it into your hand. If
you search your library this way, shuffle it.
"All corpses shall rise to serve me, as should you."
-Neloth