Half of the deck is made up of heroes, so you shouldn't have any trouble getting extra value out of Ling, Anna, Philoctetes, and One Last Stand
Chandra, Torch of Defiance is one of the most powerful planeswalkers of all time
It is good in that it works fairly well with most of the ways you can go about doing this from Oath to Reanimate and co to Sneak Attack, Show and Tell and even Flash
Library might be worthwhile as a backup plan when you're stuck without a Contract, but it's dead and unnecessary often enough that I chose to skip it
imagine tossing this bad boy on Atraxa, Grand Unifier
a Collectors edition card, cutting the corners, peeling of the back of the card, and then gluing a backside from a legal card to the CE card