There are pieces here that will find homes in Commander, Pauper, and possibly even Legacy and Vintage
The game's main antagonist, Ultima, saps away the land's mana, rendering magic unusable and causing life to wither away, thereby making certain areas uninhabitable
Loxi: This is a card that exists for flavor, and even if I say the function of it might be a bit janky, the idea/concept lines up so well with the execution of it that I can't help but love the card
Now, these cards are not guaranteed in every single pack from every single set, but theyre out there, scattered across expansions, Secret Lairs, and other special releases
The Ancient One makes excellent use of The Lost Caverns graveyard strategies, handily negating its own downsides once enough cards are piled in the grave
You can follow their research live via YouTube and Twitch, so tune in to get an early look at the set in action