With the fall of local crime boss Thomas Finley, Trickster, Spade, Cozy Glow, and new villain Danu battle for the control of Canterlot City. The quartet realizes that the only way to settle their differences is by giving their part of Canterlot over to whoever is able to capture and unmasked the Rainbooms.

Episodes 4-15 - Chaos Theory Story Arc

Episode 16-The Pony and The Sirens- Artic Ace, Sonata Dusk and her sisters must defend the when Crocovile a half man, half reptile plans to submerge all of Canterlot so he can steal from with the deep.

Episode 17-Meltdown- Despite having taking rehab Greg Galloway once again turns to his alter ego Slimer to seek revenge against Trickster who was responsible for turning him into a monster.

The Magic in Equestria have reached all time high, both Sunset and Sci-Twi are both getting the feeling of being watched, and Princess Twilight has been strangely silent while the magic pouring from the portal has reached even higher levels. It seems someone - or something - is feeding off the magic. And they have turned their gaze on the CHS Seven.