Stranded in the far future, Doctor Whooves' latest wacky invention goes wrong with horrifying consequences, temporarily turning Derpy into an alicorn. Things get even worse when a familiar enemy reawakens in the form of a giant muffin monster.
Twilight declares herself ruler of a very tiny colony millions of years away from civilisation, and goes mad with power. However soon she faces an uprising, as well as a potentially explosive disaster thanks to Doctor Whooves.
Stranded in a crashed pod, millions of years from civilisation, Twilight Sparkle is missing her friends. Meanwhile, Trixie has decided to clone herself to create the perfect companion, and worst of all, the muffin supply is running low.
As if the possibility of never returning from a toxic wasteland in the far future wasn't scary enough, it's Nightmare Night, meaning Twilight has to contend with a phantom phoenix and an alien artefact among other interruptions to her routine.