This story is a sequel to "The Traverser"

Following his fight with Nightmare moon, Silver watch was imprisoned by her evil magic for a thousand years. Finally, being set free by a mysterious force, Silver finds himself in a new world of ponies. Having lost his dear friend and partner, Silver Watch must deal with his regrets, his betrayal, and the fact that he is still The Traverser and his greatest fear will soon be realized. But six new ponies might just change his life forever through the power of friendship and a chance of redemption.