all praetor cards mtg Hand of the Praetors - Single Card the next time they would draw a card this turn Who's That Praetor? - Mystery

Whether or not well see this mechanic later on other planes is currently unclear, but there doesnt seem to be any problem with it balance wise

There must be four or more card types among cards in your graveyard in order for these abilities to trigger

Cards that take too much damage are banished, though any damage sustained during a challenge remains until a card effect removes it

Human decks that go beyond Boros or Selesyna are usually in blue (if not all colors), and dont tend to struggle for card draw

Squee, Goblin Nabob (1999), Lin Sivvi, Defiant Hero (2000), and Wild Mongrel (2001)

In terms of other pricey cards that arent as notable, youre looking at Calculating Lich, Seasoned Dungeoneer, and Grim Hireling which all float around the $10 range