Torgus the Recruiter.

When Torgus is put into a graveyard
from play, put target creature card in your
graveyard on top of your library.
Dredge 4 (If you would draw a card, instead
you may put exactly four cards from the top
of your library into your graveyard. If you do,
return this card from your graveyard to your
hand. Otherwise, draw a card)