Twilight is trapped amongst the wreckage of her home. Her magic mysteriously gone, she is unable to save herself. Rainbow drops everything to rescue her marefriend.

A new threat is facing Equestria but what exactly is it? Kirk, Spock and McCoy head to Ponyville to investigate.

Mysterious metal ponies have invaded Ponyville. Can Applejack stop them before they upgrade everypony? She'll need all her courage to do so - plus some help from the enigmatic stranger, Doctor Whooves.