A council ship on a routine survey mission comes across a derelict vessel of unknown origin. Upon boarding, they find a single body, curiously asari-like, with its chest burst open as if from the inside. When the ship's owners arrive, first contact has to be made under the worst possible circumstances. (Rated T for violence and some horror)

Commander Shepard rescues the self-proclaimed Ultimate Badass. Yes. Rated M for language appropriate only for Hudson himself. Now with Chapter 4. Hold onto your Cheetos.

LV426, a Weyland-Yutani Corp. Colony out in the Reticuli System. A colonial distress beacon has been triggered with no return reply, and the Alliance has sent recent graduate 2nd Lieutenant Jane Shepard and squad of Marines to investigate, along with the survivor of the WYC Nostromo, Lt. Ellen Ripley… (F!ShepxBurke)

Tundra was is happy, normal girl... for the most part. Her life in her quiet, mostly human colony on Kanata has been pretty good. And her loving mother Suri is as sweet as can be. But all that changed when she made friends online. A tale of family, love, and adventure following the sweetest xenomorph in the galaxy. Rated M to be safe. Eventual Yautja x Xeno romance.

When the Turians attempt to stop a fledgling race they'll face the meanest military group in the galaxy... the Colonial Marines

The Reapers were defeated, and now Shepard and Kaidan was supposed to start on their new life. But things didn't quite pan out as they planned, and as a result they drifted apart. Shepard picks up where he had left off, the Commander of the Normandy. Until they pick up a distress Kaidan who is stranded on a remote mining rock in an astroid belt, called LV-426.

This is about the Mass Effect's universe first encounter of the deadly horde of Xenomorphs. It involves my OC (Original Characters) characters and their experience with xenomorphs. Rated T for language and some gore. Please review because i would like to know whether i am doing a good job or not.

On a mission to look for survivors on Zorya, Shepard and her crew find themselves in a fight for survival against the galaxy's greatest hunter. However, they will soon discover that the alien hunter is the least of their problems on this tiny planet. *thanks to all those who have followed this story, I will be updating the typos & have a new sequel/follow-up coming. stay tuned!*

During the time between Sovereign's attack on the Citadel and the destruction of the Normandy, Shepard undertook many missions. Some were more dangerous or bizarre than others. This is one of those missions.

Ashley Williams is charged with salvaging an Alliance vessel that has mysteriously gone dark. Inside she must fight for survival against one of most terrifying enemies she has yet faced. Takes place between ME1 and ME2. Also a dash of femslash.

Ernest Hemingway once said, "There is no hunting like the hunting of man." But then, he had never met a krogan...

When a turian patrol ship's crew are mysteriously killed, The crew of the Normandy S-2 are left taking on a gruesome, terrifying unknown new species. ME/Alien Crossover *On Hiatus*

A great many beings have stood at the edge of the Terminus, the limits of known space, and howled out into the void. A few unlucky souls have received a response from the darkness.

Commander Shepard and his team of rag-tag soldiers, assassins, biotics, and engineers have eliminated the threat of the Collectors. However a new horror threatens peace in the galaxy, one that will pull them into a war fought for millennia.

Commander Shepard is sent to investigate LV-426 after a Quarian ship was lost because of something they brought back from it. Alien/Mass Effect Crossover. Takes place after ME2.

AU Mass Effect universe. Be advised, this ships F!Shep/Garrus, and M!Shep/Ash. There's often more to a human than meets the eye, these are her chronicles. Canceled.

Oneshot: The Collectors served the Reapers while the mala'lak served only themselves. Still, that left plenty of room to strike a bargain.