With the addition of Set Boosters, you can build a deck with ease since these all follow a theme
Turns out Red cards that generate mana tend to be extremely popular, while the back side, Harnfel, Horn of Bounty, is basically like a tame Yawgmoth's Bargain where you can just keep drawing cards so long as you have the resources for it
Smoke Spirits' Aid Wizards really needs to slow down on things that make a bajillion treasures, because it's contributing to the Commander format getting faster and faster
The Decks Put equipment like Buster Sword, Leyline Axe, and Basilisk Collar on Cloud, Midgar Mercenary to build a massive creature
This Izzet cards second ability also adds an extra, fun layer of chaos to the game by making it so that everyone can play the cards exiled with it, but only the ones they dont own