This makes it so that none of your important creatures stay dead for long, as well as returning any particularly good pieces of fodder you may want to keep sacrificing
While you won't get the annihilator trigger off of Emrakul, the Aeons Torn, you'll still be attacking with 15 power in the air, and the Emrakul will go back to your hand afterward, to attack again if your opponent happens to survive
Its also a 1-mana spell, at least, and sometimes you can accelerate your game plan just fine
Wanna play Magic on the cheap
Retrieving Resources In this part, we have specifically the cards that recover resources from the graveyard
Then, during each of your upkeeps, you gain life and draw cards equal to the number of your permanents that your opponents control