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
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
Early in a game, your opponents likely wont want to set themselves back by tying up their mana to stop you from making Treasures, giving you an early advantage
The Restless Lands Lands that turn into creatures have historically been super impactful in the Standard format - essentially serving as an 'extra' creature