Tempest Shadow was attacking Equestria in the name of the Storm King. Since she was promised to have her horn restored if she got the princesses however before one her projectiles could petrifie one of the princesses...it was knocked back...it couldn't be...her sibling She thought you were gone.

Tempest Shadow: "It can't be...I need to know who that pony is and if their name is what I think it is then...this could heavily impact how I plan this attack."