Those articles provide an overview of all ten Limited archetypes and explain the set's mechanics in greater detail
The vast majority of Faerie decks are black and blue, so this is a 1/1 for one mana that is just out of color and (ironically) luck
Many of these cards especially the best colorless creatures MTG like Wurmcoil Engine also have a triggered ability that goes off when they enter the field or when a certain event happens, which can add layers of strategy to your turns
You may have Clone enter the battlefield as a copy of any creature on the battlefield
also All Will Be One can serve as a backup Shalai and Hallar if you want one Tutors: Eladamri's Call, Chord of Calling, Survival of the Fittest, Worldly Tutor, Gamble Mana: Fetchlands, Shocklands, Painlands, Checklands, Jetmir's Garden All Done