(A CoD: A.W. crossover) A year had passed after New Baghdad, a team of Sentinel Task Force operatives led by Gideon and Jack Mitchell are stranded in Equestria, where they must work alongside the Equestrians to prevent the birth of war.
Equestria is at war, Princess Celestia deploys the Royal Guard to fight off the Changelings. But the appearance of a certain European nation changes the equation entirely. (being rewritten)
An engagement at a floating crystal in the Pacific has left four U.S. Navy ships trapped in Equestria. While finding a way back, a certain enemy rebuilds her army to take on her new foes.
An unknown event suddenly rips all of Ponyville out of its place in space and time and places the entire town and all it's inhabitants on a ranch in Colorado. As the ponies, and humans, adjust to this event, more strange events start happening.
Elias "Rubrum Aquilae" Bright, the former leader of the Legio I Americana, on the run from his past, finds himself thrown into the conflicts of Equestria.