Superhero crime-fighters Lyra and Bon-Bon discover their Cutie Marks have been switched. And that's only the start of their problems. Crime-fighting organisation M.A.R.E is under threat from King Sombra. But King Sombra's dead... isn't
In Metropony City, the last reincarnated element is found! Now Derpy will have to tangle with Applejack herself. But there's a snake waiting in the orchard... literally!