The mode is called "Pack Rush" and while it initially debuted at Disney Lorcana TCG Challenge events this summer, it is now being detailed and explained, so anyone can play it at home
But then, if you look more closely at the first and third of those abilities, you'll see that they can be used in entirely different ways, depending on whether you target your opponent's side of the board or your own
Tolarian Academy Artifacts are everywhere in Commander, more now than ever with the proliferation of Clue, Food, and Treasure tokens
(2025-06-06) In the incredibly rare case where, during your cleanup step, Ancient Adamantoise is phased out with damage marked on it, Ancient Adamantoise's second ability won't apply and all marked damage will be removed from it during that cleanup step
The equipment reanimation of Astelli Reclaimer, and the card draw and body of Quantum Riddler and Starwinder are the big ones here, as they benefit most from the discount
I built it in paper, brought it to my LGS and have a few takeaways to share