Sombra was defeated, but his soul survived and traveled to a new world. He joins Ichigo and his friends as they invade Soul Society in an attempt to save another... while trying to remember his long forgotten past and who he really is.
Gilda and Derpy grow up with Sly, Bentley, and Murray as their brothers, where they work towards restoring the Cooper Legacy to its former glory by bringing the Fiendish Five to justice... and run from the law at the same time.
Adagio, Aria, and Sonata enter the portal in the statue's base and find themselves in a whole new world... one where they awaken new powers to replace what they had lost, and help Cole MacGrath save his city.
Sunset Shimmer, Celestia, and Twilight Sparkle attend a meeting at Lord Zeno's palace, unaware that the ultimate battle between multiple universes was about to begin... and that they might be dragged into the battle as well.