First edition cards are by far the most valuable and sought after versions among collectors and resellers
The Dredge deck uses all colors but white to rapidly develop an aggressive, death-resistant board state that can keep assaulting the opponent until they're ground down
Systematically, the card creators have at least given each type its own advantages, which is way more than can be said for the days when Blastoise, Lugia, and Steelix teamed up with Castform and other random Basics to try and rule the format
In his mind, the warring papers of New Capennathe Caldaia Union-Post, the Mezzio Star-Times, the Park Heights Zenith, the New Capenna Vanguard, and his own Capenna Heraldare the "sixth family" of the city
Furthermore, if you or your play group are inexperienced drafters, a clear theme can help give clear ideas of possible deck ideas