A gardener is found dead on the outskirts of Ponyville, and the town turns to a visiting detective who's known for being... Eccentric.

The Main Six go into Sebastian's mind in order to battle Discord, but as they go deeper and deeper into his mind, it becomes apparent that Discord is merely a channel; it is Sebastian that they are facing.

After Blueblood usurps the Canterlot Throne, the Doctor sends the remaining supporters of the Royal Sisters away in his TARDIS. However, som