I realize this doesn't have an effect on Arena, at least currently, but it is a very important piece of news to highlight
Using this to buff your creatures and complete Pyromancer's Ascension (Dragon's Approach anyone?) and Luminarch Ascension looks powerful, though building around quest counters seems more niche than good
Somehow only the third-most dangerous ride in the park
Agrus Kos, Spirit of Justice Listed at: $3.75 On its own, Agrus Kos, Spirit of Justice takes two turn cycles to exile a creature: one turn to suspect it and then another turn to exile it once suspected
Mirror Mastery Riku of Two Reflections was one of those generals I remember a lot of players clamoring for when the set was being previewed
The Restless Lands Lands that turn into creatures have historically been super impactful in the Standard format - essentially serving as an 'extra' creature