When Twilight and Fluttershy move to another world to learn more about a race that even Celestia knows nothing about, they get into a very unusually strange, friendship-less world...
Playing video games, check. Talking with friends, check. Being transported into the lands of Equestria with video game like powers and some evil plot unfolding...uh check.
Now with its MvM-based sequel, Pony Fortress 2: A Worthy Cause. Meet the mercenaries from Team Fortress 2 - except this time, these ones aren't the ones from Earth. This isn't the same situation as Earth either. Heck, they aren't even
Princess Celestia successfully steals the enemy intelligence. Unfortunetely for her, this does not bode well with the shocked and confused members of BLU team.
The interviews have drawn to a close. The Administrator has bought some breathing room for himself, but not much. A new threat, one that promises to definitively end the stalemate between RED and BLU, watches patiently and waits for an opportunity to
Twilight Sparkle, in her new Princesshood, decides to summon several different creatures from another universe to learn of their habits. Unfortunately, after summoning a batch from the wrong universe, she is forced to care for several violent freaks.
When a portable teleportation device is created. Twilight soon discovers that she's doomed her friends to death in three days! (Based on Expiration Date)
(Tf2 Crossover) Changelings will attack Equestria for the first time in a hundred years, but the Royal Guard aren't trained to fight off changeling so Princess Celestia calls in her secret weapon, her hired mercenaries
The soldier from TF2 is sent to Equestria and gets into some problems he becomes friends with the only pony that would b nice to him. Well it's Derpy of course.