Archangel of Thune is among the strongest, turning each instance of lifegain into a buff for your entire team
The Grixis color identity of black, blue, and red has access to some of the best card draw effects, great control options, and stellar removal
As someone who has built Elsha in the past, I have to say it ran a lot better with more ways to shuffle the deck when you didnt like what was on top
They probably wont block if you can easily cast two +4/+4 effects on your commander
Commander Frodo, Sauron's Bane : If Frodo is a Citizen, it becomes a Halfling Scout with base power and toughness 2/3 and lifelink
The product as a whole gets my approval, which honestly, is harder and harder to get with each new set of precons that comes out