It ramps you up and gets you ahead on mana, and it is one of the best black cards ever printed
If my opponent doesn't have a graveyard any more, where does their dead stuff go
Playing this card can give you an edge or even finish off your opponent for you if you have a comfortable lead on life
This human wizard can use reckless draw cards like Faithless Looting, Goblin Lore, or Careful Study to fill up your hand (well, technically your exile, but until the end of the turn it works as your hand) by doubling up all of their effects while avoiding the discard part
You'll want to seek the long game with Death Toll don't be too aggressive, set up your defenses, and show opponents the futility of messing with you by simply bringing dead cards back from your graveyard
Amazon has a lot of options available, and as long as you're getting one with good reviews and not at bottom-of-the-barrel prices, you should do all right