An enormous robot pony has come from deepest space, crash landed near Equestria, and followed school age Apple Bloom home. Now, the filly has one big friend and an even bigger problem: How do you keep a secret that's 50 feet tall, especially when paranoid government agent Twilight Sparkle is on the "alien invaders" trail, bringing with her the full might of the Canterlot Royal Guard to destroy the giant.

Yes, I know I copied that from the back of the box. No, I don't care. Yes, I apologize if my writing of Southern accents is horrible. I'm so sorry.

And yes, the R63 names used are from On a Cross and Arrow. I like continuity.

Just before leaving for her honeymoon, the newly-married Princess Cadance finds her old diary in her clothing dresser, filled with memories long forgotten, where she then recounts on those happy days as Twilight Sparkle's foalsitter. (Featured on EqD!)

Image credit goes to Bufko

Fluttershy is so sad. However will she find somepony to cheer her up?

The war started because of politics. The war will end because of violence. You will lead your squad to hell, and back, but will you come out too changed? Will the horrors of war change you into somepony you couldn't recognize?

You are Knight Watch. You have been a faithful member of Luna's personal guard for ten years, and she trusts you more than most. Things fall apart, though, when she casts a spell on herself.

Candy J. Mane is listed in Equus World Records as the world's oldest blank flank. She has struggled with this deficit ever since she passed the age that she could claim she was merely a late bloomer. Her journal begins 25 days before Winter Wrap Up in Year 2 of Sororal Rule. This is her story, as it occurs, and as she experiences it.

[Rating may change as the story develops.]

Canderous Nord was just a simple pilot in the universe of New Eden, doing whatever he can do to get by, yet he soon finds his way into the ranks of the Gallente Federation Navy. But an expedition through an ancient stargate goes awry, sending he and his division into another part of the universe, one filled not with other humans, but with ponies. Now Canderous, with some help from the new-found species, must find a way to return to their home.

Eve Online crossover

A human child is found at the edge of the Everfree forest. She seems to embody all the innocence and magic that make up Equestria and the fantastical creatures that live there, but as the six friends struggle to care for her and find a way to get her home they discover that the human world can be a cruel and tragic place and through this loss of innocence they realize that they are what hopes and dreams mean to a child in another world who has no hope left.

Applejack finds a strange visitor in her apple orchard one day, with even stranger stories to tell...
MLP/L4D2 crossover. My first story on FiMfiction.net! May add more tags as story progresses.
Credit for the image goes to brokencreation on DeviantArt.

When Greg Hassels get blinded from an accident he gets depressed. On Christmas eve he makes a wish and he wakes up in Equestria.