The Psychopomp

{b}: Put The Psychopomp onto the battlefield
from your graveyard. Activate this ability only
if a creature you control died this turn and only
once per turn.
Sacrifice the Psychopomp: Search your library
for a creature card and put it into your graveyard,
then shuffle your library.
"Easy now, mortal. I have come to guide you through
the darkness."