"So, there was a lot of magical power in the planet that usually got channeled through the princesses? But also First Ones technology? And he thought that by harnessing that power he could open a portal back home. Never really got it working, though," Catra does her best to explain what little she knows of how it all worked.

"It might have hurt the planet, maybe? What he wanted to do? The first time we tried opening the portals it almost destroyed the planet." Oops. Totally not Catra's fault, she promises.