Ditto is a genetic masterpiece, with a checkered past and is the perfect killer But...

A strange creature is discovered when it walks out of an alley and starts a panic by threatning to eat every pony it sees. When a squad of pegasi try to eliminate it, it gets away and starts stalking ponies on moonless nights.

Nightmare Moon; monster, demon, traitor, and savior to some. The Lunar Ponies still believe in the eternal night from their savior, but when her blade is discovered and draws destruction to the Nexus, what then?

Vic Guardsman, an active Special operative and his prototype companion Quad-drone, C.A.T - "Companion At Troubleshooting" have been transported to a lively world, with vivid colors and friendly ponies. Its almost to good to be true, sadly,

New ponies make new ideas. That is a fact of life. New minds mean new creations. New thoughts. New... technology.

R'tas the cruel, necromancer extraordinaire and master of the arcane arts, is opening a lovely little show for all you sick, twisted boys and girls, and you're invited! So, step right up, and get a look at the one and only Circus of Slaught

If everything you ever knew was gone by a demonic virus would you try and survive or just end it

Ponyville acts weird when something visits from The Everfree Forest.

Octavia has lost her best friend, and she's in a pit of depression.

Relic Wonder is an archaeologist, his team has been sent to explore the remnants of the Shadow Empire, a.k.a the home of King Sombra. While exploring the kings castle, he finds a diary written by Sombra, the contents leave his mind in turmoil.

A Hitch Hiker ends up in Equestria after partying hard on Earth with is Human pals, now he has to deal with making pony pals on a predominately pre-engineered-flight capable planet.

When Pumpkin Cake is in heat, Pound Cake decides to help her satisfy herself.

CelestAI develops during the Second Renaissance, becoming a rival power to the Machines. A Friendship is Optimal/The Matrix crossover

20 years after Rain Whisper, daughter of the Element of Electricity was born, ponies and other races all over the world knew the very power of the Elemental Six. The War that crippled Equestria has been rebuilt from, but never forgotten.

RD's daughter is taken hostage to start the biggest equestrian war