Finally, it looks like one is good enough to make the cut: Gardevoir, Gallade, and their pre-evolved forms have received a lot of recent attention from the games designers: one Sword & ShieldAstral Radiance gives the player access to the Supporter of their choice every turn, and a Sword & ShieldChilling Reign acts as card draw, Energy acceleration, and an attacker all at once
Moreover, since our hand is filled with six-drops, we should have the inevitability to win the game if it goes long
Theres an increasing pressure to add more lands to decks
Almost 5,000 cardsthats a ton (and then some)
Again though I can only speculate as Ive not nearly enough knowledge about the inspirations here
Paired with cards like Avenger of Zendikar and Shefet Dunes, your land recursion strategy should be rolling