The Crystal Gems are secluded on Earth, stranded. By choice.
This changes everything. They might not be enemies of just the triangle Gems, but ALL Gems. Or at least a great number of their kin. Earth was left alone for thousands of years, but now off-world Gems have an interest in Earth. For some reason.
Well, now I have approximately 11,473 questions bouncing around in my head so… Yay?
Also, Garnet actually pulled the “increased gauntlet size” maneuver from Steven’s story in Garnet’s Universe, and that makes me happy.