Plot: One day, after one of Twilight's inventions malfunctions, Twilight and her friends are sent to a strange snow-filled planet. Not only do they have to deal with the harsh climate, and the aggressive wildlife on the planet, But, Twilight has to fight a race of beings known as the Cybermen, led by the CyberEmperor. How will Sci-Twi and her friends stop a race of beings whose armored bodies are impervious to their magical powers, and most importantly, have removed all emotions and wouldn't care if the Humane 7's world was conquered and all people on it converted into Cybermen to ensure the Cybermen's survival as a species?

Human Protagonists:
(Main Character) Sci-Twi
Sunset Shimmer
Pinkie Pie
Rainbow Dash
Applejack
Fluttershy
Rarity

The CyberEmperor's many designs and episode appearances :
An Unexpected Adventure.

Battle for Jupiter/Conquest of the Cybermen

Army of Silver/Legion of Steel/Mind Pollution/Dawn of Dragons.

Resurgence of the Cybermen/Heart of Silver/The Cyberman invasion of Equestria.

The Cyber-War/Return of the Cybermen/ D for Dazzling/Mark of Midnight/ Revolution of the Cybermen.