There's another one. Another what? Another universe. Where the Mane 6 don't exist. Where Spike isn't even known. Where Equestria doesn't exist. The Mane 6 is the Mob 6. Spike is Sans. Or at least a different one. And Equestria, is Teenestria. How will the Mane and Mob 6 react when a portal opens, and both universes collide. In order to face 2 evil villains.