Each of the five colleges of Strixhaven have a pet book (e.g., Silverquill Book) that is available through the Set Mastery feature
That said, Wizards seems very keen on printing more D&D sets so its possible that we might see more backgrounds and cards that support them, both as part of the 99 and as your commander, in the future
I watched the TV show, played Pokmon Red and Blue, and collecting Pokmon cards was another part of that experience
Lucci reigns supreme because hes just so good at clearly the One Piece board while at the same time stockpiling a veritable army on his side for the same costs
This rarity has made the set a favorite among high-end collectors
Then there's our first Commander decks since Edge of Eternities, and both look pretty great