Svogthos, Death Incarnate

+1: Put the top three cards of your library into your graveyard. then return a permanent card from your graveyarad to your hand
-3: The next spell you cast gains Dredge 3. (This effect lasts indefinitely)
-9: You get an emblem with "Creatures in your graveyard have Dredge 4" and "Creatures you control get +1/+1 for each creature in your graveyard.