Earth has been reduced to dust and echoes. A scientist named Gordon Freeman must save it from impending doom. Dr. Kleiner recreates the teleporter, but with odd results. Very odd, and colorful results

MLP X HL2

Hl2:X COMIC

Twilight's slight miscalculation with the Elements of Harmony land her and Rarity in a telepathic funk. But when Princess Celestia goes missing, it looks like having a window into each other's minds is going to be the least of their problems. The Mane Six will find themselves everywhere from Equestria's capital, to the home of the sea ponies, to a battle on the ocean for the fate of the world - all in this long adventure with more innuendo than you can shake your plot at. (Comments are appreciated! Finally done!)

Humans.

Truth or myth? Ancient lost civilization or just an old pony's tale?

No pony has ever seen one, and most haven't even heard of them. But Lyra knows that these wonderful creatures are more than just old legends, and she's going to find out... and possibly drive her roommate insane in the process.

A short 'Fallout: Equestria' Fan Fiction.

Gestalt Trace, trying to follow the steps of some of the Wasteland's heroes, left her home in Tenpony Tower to try and do the right thing... and ended up in a lot of trouble. Knowing she won't survive, and wanting others to hear her tale, she fixes a sound recorder...

Warning: Ponies cursing!

Pinkie Pie explains to Twilight how she, with the help of Rainbow Dash, invented a new type of candy.

(I finally decided to upload this from EqD.)

[Complete!] When Rainbow Dash crashes into the library one too many times, Twilight ends up becoming her coach for the upcoming Best Young Flier Competition. But Rainbow Dash wants more, and relationships are never as perfect as they seem.

Big Mac helps Braeburn bring better gardening to Appleloosa, and a spark of romance springs to life in the most unlikely places. We also learn a lot more about the Apple family in general. This was written for a fic contest, in a single weekend. It looks like I went over it afterwards to clean it up, but this is actually what went into the contest- no changes made after the fact.Thanks to the rigors of competition, we got ourselves some M/M romance right here in Appleloosa! (I consider Braeburn and Big Macintosh to be essentially unrelated, mind you- some ponies might not see 'em that way)

Nightmare Moon has won, and the world has been shrouded in eternal night. But hope still lives. The land of Equestria is currently divided between the armies of the usurper and those of the Dawn Militia. However, the greatest danger to the rebellion may not be the dreaded Mare of the Moon, but her lieutenant, Eclipse–formerly known as Twilight Sparkle.

Be Awed and Amazed by the tale of Sweetie Belle as she traverses the multiverse in search of her lost mentor and friend, Twilight Sparkle! Will she find her in post-apocalyptic Equestria? Or maybe in a strange world where everypony is the wrong gender? Or even where a Pony claims to be a human? Read as she journeys through very familiar worlds you might have read about... if you dare!

At this point in time all the main worlds to be visited have already been chosen. Thank you all for the suggestions, and I hope you enjoy the surprises!

Here's the official TSC:F Music Intro: The Sweetie Chronicles: Fragments

WDTP: S2/3-CE
You can also visit the TV Tropes Page which has spoilers!

A journey to Istanhoof, in a train, is interrupted by deadly snowdrifts. Could it be an attack of the terrifying snow weasels, sealing their victims in a mysterious time bubble? This short, complete fic was written in three hours flat to comply with the rules of the tryout for the upcoming ponychan-FIMchan fic battle. Tied for first place with Vanner! Contains the phrase, "Thou mad pink wretch". No refunds will be given for flinging of laptops or other computer equipment at the end.