Orzhov is a very grindy color combination, and thus, these creatures usually have something to do with gaining life, draining life, or returning creatures from your graveyard to your hand or straight to the battlefield
Blue and black aggro decks have existed in the past, but these are less common
In multicolor builds, a stable mana base matters just as much, since good fixing and efficient dual lands keep your Angels castable on curve
We added several Dragons from Strixhaven: School of Mages and Secrets of Strixhaven as finishers, along with some other thematic inclusions and the experience just didn't come together
We have a solid plan for those sets, but for now, we will be focusing on expanding Historic in other ways
The second section will include cards that didn't make it, well, at least in Urza's Destiny