There is only ONE Flash Sentry. Pony Flash is human Flash a few years later.

Time shenanigans obviously involved but somehow Flash ends up in Equestria a couple years before Nightmare Moon and joins the guard.

Now he's ready to come home but will he want to.

mmm I like where this heading.

6933261 Interesting premise. I hope to see it oneday.

If someone wants to use it please feel free.