The Simpsons Table of Contents show What Are Arena-Exclusive Cards
There aren't actually any Commander decks with this set
Not only is it always Negate-proof, it - by itself - realizes the main focus of my Dragon deck
Alphinaud Leveilleur* 4 Mana for Alphinaud is a lot, given what else you can get in card draw there, and the fact its only on your second spell each turn combined with a poor size make this a creature you probably leave out of your party, unless you are wanting to make use of its partner
While it gives up a little bit of the text on cards such as Grafdiggers Cage and Weathered Runestone, this creatures ability to stop noncreature spells from being cast from exile hits so many relevant things in Commander
City of Death, at its floor, is three mana in for six mana out