Herd Heirloom A viable mana rock that works for multi-colored creature decks, and it even offers a second ability that generates card advantage or helps kill your opponent (there are so many good creatures with at least 4 power)
Despite being a child, her powers have granted her the knowledge of a lifetime and a calm demeanor due to knowing what might come next
Deveney notes that its cards will focus more on the bosses in the game
From PuPu UFO, Goobbue Gardener and Torgal, A Fine Hound through to Ignis Scientia, Prishes Wanderings, Summon: Fenrir and Blitzball, I cant remember another format with so many ways to ramp at two and three mana
Braids, Arisen Nightmare When optimized, Braids, Arisen Nightmare is a real terror to play against