Neat! We also got a bunch of other clues fulfilled as well!

• introduction of a new evergreen keyword
ward

• an MDFC with the same card type on both sides that hasn’t been printed before
Roward, Scholar of Sparks / Will, Scholar of Frost

• a cycle of enemy dual lands finishing off a ten-card cycle
the snarl cycle

• “Otherwise, put a study counter on it.”
Kianne, Dean of Substance / Imbraham, Dean of Theory

• “untap each creature you control, then tap any number of creatures you control”
Plargg, Dean of Chaos / Augusta, Dean of Order

• “Each mode must target a different player.”
Shadrix Silverquill

• Legendary Creature – Vampire Warlock
Valentin, Dean of the Vein / Lisette, Dean of the Root

• Legendary Creature – Orc Shaman
Plargg, Dean of Chaos / Augusta, Dean of Order

Ward seems much more fun than Hexproof, I have to admit, though since I play a lot of EDH as much as I play magic these days it probably won't matter a ton in my games.

More cards!

• a card featuring Paulo Vitor Damo da Rosa’s likeness (for winning the World Championship)
Elite Spellbinder

• “Whenever a permanent entering the battlefield causes a triggered ability to trigger”
Strict Proctor

• “Whenever an opponent activates an ability that isn’t a mana ability”
Flamescroll Celebrant / Revel in Silence

• Legendary Artifact Creature – Construct
Codie, Vociferous Codex