There are so many good cheap artifacts right now that youll easily be able to play Sai, Master Thopterist in the mid-game and immediately create a Thopter token or two for your trouble
Milling is also a key part of Jace's theme, to reflect his ability as a telepath to make people forget things: the Living Guildpact, Telepath Unbound, and The Mind Sculptor can all do it very efficiently
The name points straight at it, and almost everything worth money sits in the Darkrai tier or just below it
Sacrifice after III.) I - Return each creature that isn't a Kraken, Leviathan, Merfolk, Octopus, or Serpent to its owner's hand.II, III - Until end of turn, whenever a Kraken, Leviathan, Merfolk, Octopus, or Serpent attacks, draw a card
Wilds of Eldraine 's white-blue "tap enemy creatures" draft archeytpe is a break from this color pair's typical "fliers" or "artifacts matter" themes found in other draft sets, though WU still has plenty of efficient fliers for more aggressive builds
As well as this, the sheet of cards once belonged to the boss in charge of Wizards of the Coast, and was displayed in their office, before being gifted to a member of the board