learn mtg cards Magic The Gathering Strixhaven School of Mages Single Card Common Enthusiastic Study 99 When Will You Learn?

My best guess is Chris chose 3/3 for 1GG as it's a strong set of stats that still has a little room for something extra

If the result is 10-19, you can copy that card, but instead of paying the cost, you can just pay one mana

Unlike most cards, where you are limited to only four copies per deck, with Persistent Petitioners, you can have as many as you want

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However, by paying the cost listed in the top right of the left pane in the rules text, you're allowed to cast it as an Instant or Sorcery with the name listed on the card instead

Since each player sacs a nontoken creature, you know that theyre losing something good and youll get the best creature sacrificed back, at least