For the longest time, Ponyville's Doctor Whooves has been the only dedicated scientist in Equestria. Most other 'scientists' put magic over math. That is all about to change.

An old acquaintance of Twilight's, his horn paralyzed from a childhood incident, moves to Ponyville. While Twilight is excited, others aren't quite sure what to make of him.

Celestia always seems to know generally what Twilight and her friends are up against. Twilight wants to know more.

When testing a spell she read, Twilight and her friends pull some very interesting creatures from another dimension. With the fate of Equestria on their shoulders once again, The Elements of Harmony must overcome the power of the Elements of Insanity

While chasing down Scourge with the Chaos Emeralds, both get thrown into the human world by accident. Now Sonic has to team up with Twilight Sparkle, the Main 6 and some familiar faces to stop Scourge and Sunset Shimmer.