Twilight Sparkle, Applejack, Rarity, Pinkie Pie, Fluttershy and Rainbow Dash are the holders of the all powerful Elements of Harmony; they defeated the great Nightmare Moon and the evil Discord, but how will they contend against Discord's last act of power before he was turned to stone? When the girls come face to face with dark versions of themselves can the Magic of Friendship beat the Power of Chaos? Or will Discord have the last laugh?