Humans who?

Hello? anyone out there. If anyone is out there send help. I am Lieutenant Zachary Brown from the U.S Navy Seals. Just 10 hours ago we were sent on a mission, but we didnt know what we were getting our selves into. (Nope Its Me Gabe Newell).

authors note: if my details are incorrect please do tell.

in this story basically is four seal members trapped in a pony world. they now must fight for survival to find a way back home.