As a brief mathematical aside (feel free to check my work, Quandrix nerds), here is a short comparison of non-generic/staple overlaps with the appropriate predecessor across each Secrets of Strixhaven Commander deck, not counting Sol Ring or Arcane Signet nor generic/staple lands: 7 cards from Silverquill Influence overlap with Silverquill Statement 10 cards in Witherbloom Pestilence to Witherbloom Witchcraft 10 cards in Prismari Artistry to Prismari Performance 5 cards in Lorehold Spirit to Lorehold Legacies 9 cards in Quandrix Unlimited to Quantum Quandrix Seeing the data laid out as such, it's hard to justify my vibes-based analysis as anything more than a poorly calibrated vibes antenna

If a player controls multiple permanents that were exiled this way, that player first chooses which target they're considering, then they reveal cards until they reveal a card that shares a type with that permanent as it last existed on the battlefield, then they put that card onto the battlefield and shuffle
Depending on your budget, size of your collection, and value of your cards, you can start with a convenient option like a D-Ring binder, and work your way up from there
Game of Chaos is a Sorcery card in Magic: the Gathering MTG