They have been taken for a reason, ripped out of their worlds and put together for a suicide mission none of them can face alone. Good or bad, if they can't work together, none of them will make it home alive. (9multiple crossover mash-up featuring characters from halo, mass effect, portal, skyrim, half-life, star-wars, assassin's creed ))

Humanity has endured. The Human Covenant war is over, now the long task of rebuilding looms ahead. Fragile relations and strong bonds will be tested when unbelievable things are discovered. Can humanity endure once again? Pre-ME through ME3 AU!

these are a collection of backstory's for my OC's in VR commando ATA's mass effect Johnson story, swearing a plenty.

Humanity thought that they were done with war when the Human-Covenant War ended. They were wrong. It only heralded a new age of wars larger and more brutal than before. A humanity used to war meets the Citadel Council, a coalition of alien races that haven't seen war in millennia, thinking themselves secure in their position of power. CANCELED, Spiritual Successor in Invicta Series

Noble Six is struggling to get to the rally point to deliver Cortana to Captain Keys, but when the wounded spartan passes out and awakens on some sort of spacecraft. He discovers that he's in a reality where the UNSC don't exsist. Will he get back to his reality? Will he make nice with the crew? And what happened to Cortana? Based off of Kyurem's Soul's, Involuntary Intrusions.

Tonya B-312 is saved from her death by a team of Spartans. That is where she meets Kelly S-087. While they are on patrol in the tunnels under Castle Base they find a what looks like a slip space portal. They are sucked into it before they have time to tell anybody about it and they find themselves on Eden Prime while Shepard is looking for the Prothean Beacon.

Do you happen to know what the exact mass of a Halo array is? Well, neither do I, but I've heard that they're pretty effective weapons!

Unearthed 200,000 years past his expiration date. Sierra-009 finds himself thrust into a Universe full of conflicting ideals. Where he is forced to take up a new role 009 fights to restore order and justice among the stars as a the leader of one of the most feared race in history - The Mandalorians. NOTE: Sort of evolved into an über crossover of Science Fiction.

After going through the Forerunner Interstellar Bridge and defeating Saren together, Chief and Shepherd must find the Focus Icon and the second Bridge. Only problem is that the Collectors have the Icon in their base. Chief must help Shepherd assemble a team strong enough to travel through the Omega-4 Relay if he ever hope of finding the Icon and returning home.

The Reapers have been harvesting the organic races of the galaxy since time immemorial, but the galaxy is a big place; even they cannot cover everything. Within the myriad cracks they left, the Forerunners and humanity arose. What will happen when the UNSC encounters the numerous other races of the galaxy, just in time to witness the Reapers' return? AU. Post-H4/pre-ME1.

Restarted. New Archive will be posted soon.

Rookie drops into a whole new universe. But this time, he's not alone. He'll find new enemies and new allies, a whole universe and all of it's intricacies. Luckily he's got the firepower to deal with it all.

What happens when some of the greatest sci-fi characters are brought into the same universe? Read to find out. Based in the Halo Universe, these character must work together to defeat common enemies and make the return trips home.

This is a GUIDE to my 'The Reclaimer Effect' series. Read this if you want to know the timelines, faction/race profiles, and other stuff that you'll see in the Reclaimer Effect: First Contact.

When Shepard's crew finds an odd mech-like figure while investigating geth activity, no one can begin to guess the consequences. Because now there is another badass commander on the Normandy. It almost makes you feel sorry for Saren and Sovereign because this isn't her first rodeo...

Fifteen years after the Covenant War, ONI discovers the Systems Alliance; decimated by the Reapers six years ago. Faced with insurgency among the Colonies, ONI realizes it must make sure the truth never sees the light of day and begins a radical new plan, in a desperate attempt to buy the UNSC as much time as possible, and for that, it will need a new generation of Spartans...

Sergeant Johnson didn't die on the Ark. he was sent to the mass effect universe. Mass Effect AU with Johnson, and three Shepards. Jane: Paragon, War Hero, Soldier. John: Renegade, Ruthless, Adept. Angel: Neutral, Sole Survivor, Infiltrator. Shepard (any): Spacer. Sequel (Mass Effect: GHOSTs) now up.

Multiple crossovers JC's Avatar, Star Wars, Halo, Mass Effect, and more. Ch.10: Turians vs Mandalorians

In a risky gambit After the fall of Reach UNSC send a largest colony fleet throught an unstable wormhole which allows intergalactic travel in the edge of UNSC teritory to preserve humanity. What will hapen when paranoid human empire meet with traumatic SA human and citadel council. PRE HALO3 & POST ME3

When adversity bares its abyssal maw, when an unstoppable, terrifying enemy erupts from a literal hell to consume all, you must take the proffered hand and lean upon whatever is left. Even if previously you were engaged in a galactic slaughter with your enemy turned ally. In dire times such as these, they must rise above the cataclysm... Were it so easy...

"The opposite of a correct statement is a false statement. But the opposite of a profound truth may well be another profound truth." ― Niels Bohr/ Set after the events of Halo 3 the Dawn is found adrift in space by a UNSC vessel. After retrieving chief and his A.I companion they return back to earth to find it different then the one they left. Rating may change in the future.

Wrex, Tali, and Garrus meet the human feared by even the Arbiter. The Hacksaw. A humor/parody oneshot, give it a read.

Halo/ME/Star Wars/Warhammer 40K: Four universes collide in a storm of brilliance and violence, unexpected circumstances arise. A threat to all emerges, but who among the four galaxies might hope to triumph? Slight AU. Note: This is my first time ever writing fanfiction.

Inspired by The Reclamation Has Begun. The summary is in the prologue: Peace comes after war, and War returns before old wounds can be healed. There is a little AU in this fic, Chapter 3 is a work in progress. Chief x Parisa, Lasky x Palmer, and M!Shepard X Ashley.

After bringing an end to the war against the Reapers, Commander Adam Shepard finds himself caught in the midst of another brutal war, a war that humanity had been losing for nearly three decades.