Description
While Princess Twilight Sparkle is busy with preparations for Equestria's first ever Friendship Festival, a foreign power is planning its attack. The Storm King has sent his most trusted lieutenant, Tempest Shadow -- a Unicorn with a broken horn -- to scout her former home. But Tempest wasn't always eager to do a villain's bidding...
Find out how a sweet and kind pony became one of the most feared throughout the land!