I might spend endless hours, days, or weeks drafting Khans of Tarkir and decide that Jeskai Tempo is hands-down the best archetype
Being able to use Prava to make a 1/1 white Soldier and see it become a 4/4 flying vigilant Angel who is really a 5-power, 8-toughness Angel who will gain you 8 life when it does combat damage sounds pretty darn good to me
Skullclamp: Turning creature sacrifice into card advantage 1
(Also also makes an appearance later on this list as another of the best characters in Rise of the Floodborn.) Its not only Cinderella who benefits from Fairy Godmother, Mystic Armorers magical outfitting, though
This includes one Commander card, one "display" version of the Commander card (foil on slightly thicker card stock), single copies of synergistic cards within your Commander's colors, and all the basic lands you need (along with an assortment of tokens)
Vial Smasher the Fierce specifically triggers off of the mana value, and his Simic Partners in crime either provide a mana sink or ramp to help push the game along