For this the show universe is the main one, the prime dimension that all others originate from. From the beginning of time every choice would result in a new dimension being made, so there are basically an infinite number of alternate universe dimensions.The middle one is an evil Twilight that stole the magic from Celestia, Luna, and Cadence and found a way to travel between dimensions. She started gathering together other evil Twilight Sparkles or Twilight counterparts. She wants to attack the prime universe and become the main Twilight and rule over everything. She gathers together a lot more evil Twilights than shown here.Twilight and her friends must travel to other dimensions and gather together good versions of themselves to battle the evil Twilights.Some of these are based on au Twilights I've designed and an oc.