Number 4: Monastery Swiftspear (Khans of Tarkir) Monastery Swiftspear gets played many, many, many Aggro lists
Shadow Rider Calyrex is a bit of a "midrange" deck in the sense that it can do many different things during the game: it can KO opponents Pokmon with one big attack, it can negate prizes with healing, and it can slow down the game with different locks (Frillish and Wobbuffet) Why it wins Well, to put it simply, Calyrex can do many different things and all of them are very strong
While 1/1s will take some time to whittle down life totals, cards like Favorable Winds and Sprite Noble can add significant power to your board for very little mana, turning a bunch of unassuming creatures into a dominant board
But there is one redeeming quality, and that is the other reason for running a Reasoning variant the mills
Jigglypuff's Sing attack is particularly powerful and may make a splash, providing sleep support for a variety of decks