Thought these decks often lean aggressive, like Krenko, Mob Boss, others, like Omnath, Locus of Mana, can be very hungry for mana and would run any doubler they can manage
For an in-depth retrospective and analysis into McKinnons MTG art style, check out this video: Thalia, Guardian of Thraben by Steve Argyle Thalia, Guardian of Thraben has been redrawn so many times, partly because its been reprinted recently in the Secret Lair drops
Watermark: Air Nomads Illustrated by Jinho Bae Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Legal Modern Not Legal Brawl Legal Legacy Legal Comp
Gate to Phyrexia, Chaos Warp, Tithe, and other ways colors get to do things they ordinarily can't make it easier to build decks exclusively using that color
And a gallon of gas provides a fixed amount of energy
Foils can curl or show small print lines