Gix, Yawgmoth Praetor does the character justice, evoking Edric, Spymaster of Trest, but hurting people for drawing cards
Sigil of the Empty Throne Sigil of the Empty Throne creates a 4/4 flying Angel token whenever you cast an enchantment spell
If that doesn't sound exciting, how about taking all my 1/1 creature tokens and turning them into whatever nontoken creatures I can pull out of my deck
The Rat tokens Vren creates all get extra stats for every Rat, so with just a few removal effects, you'll have an army of Rat tokens that'll be hard to deal with
If you've been playing forever and have a bunch of old cards in a closet, it might be worth taking a look
I love the idea of building a strange combination of activated abilities depending on what your opponents are playing with, along with your own creatures that might end up in the graveyard