By mastering the Sphere Grid, each of your creatures will level up with helpful new keyword abilities
"DISNEY LORCANA Is About to Become Your New Personality"
On the other hand, this seems like exactly the sort of thing where we may turn around a year or two from now to find out this was just beginning to seed a bunch of cool cards
Thankfully, we've just learned a whole lot more about the upcoming MTG Final Fantasy Universes Beyond set thanks to this flood of great spoilers
A few select pieces of removal or team-wide pump effects ensures your finishing blow will crash through whatever last-ditch defense opponents can muster
These will transform after you fulfill some kind of condition on the card, usually either an activated ability (i.e., paying to exile Terra, Magical Adept) or triggered ability (i.e., having six permanents in the yard for Exdeath, Void Warlock at end of turn)