That is, until Conspiracy: Take the Crown was published with a card called Capital Punishment
That said, I do feel this flavor is squarely in blue's color pie
Brawl Not Legal Vintage Not Legal Timeless Not Legal Commander Not Legal Pauper Not Legal Oathbreaker Not Legal Penny Not Legal Toolbox Buy This Card Notes and Rules Information for Standard Procedure: At the time of Unfinitys release, the following card sets are permitted in the Standard format: Innistrad: Midnight Hunt, Innistrad: Crimson Vow, Kamigawa: Neon Dynasty, Streets of New Capenna, and Dominaria United
The only negative about the set that I could offer is that a lot of the more powerful designs for Cube are blue, which is the color that needs the least help
For Competitive EDH With the usual disclaimer that none of these precons are really built with cEDH in mind, Id say Sultai Arisen has the most new cards with potential for competitive success