In a distant far-off alternate world under constant threat by rampant Altered World Events. There is only one agency capable of keeping the situation under control. These are some of the chronicles of its exploits.

Thirteen years after the events of Human Revolution, an aged Adam Jensen is invited to join Chimera Squad. His experience and augments being an invaluable asset to control. His presence may be all that stands between the city's success as a model for peaceful coexistence and total chaos. Rated M for blood and violence alongside sexual themes. Please read and review

It's hard for the Ethereals to invade when someone else got there first.

After being sucked in a portal years ago Taylor, now an X-Com operative faces a chance at her lost home while in the middle of a war for the continued existence of humanity.

The Saderan Empire had prepared for everything that they could consider when they marched through the gate. Intent on transforming the primitive world into another territory. What they did not expect was that others had tried before. A GATE x XCOM Crossover

Cuando los alienigenas vienen a Equestria con intenciones hostiles, solo un grupo podrá detenerlos. Agencia Cazadora de Monstruos va a incluir alienigenas en su lista de cacería. Y van a no solo salvar su mundo, si no, otro más. Averigüe como leyendo esta historia.

The year is 2175 and the galaxy is at peace. In the Terminus Systems, Battarian sponsored pirates gather, willing to test the resolve and capabilities of the System Alliance. At a X-COM facility, the last surviving soldier from the last war has been released from stasis, ready to be healed. Meanwhile the Ethereals plot in the shadows beyond the Relay Network and Nazara awakens...

The war for Earth is over, the Elders and Advent have been defeated. As Alpha Squad, the best XCom has, begins to settle into a new life of peace, their lives are thrown astray as a mission to find an old friend gets FUBAR. Now, thrown into a world new to them, they must adapt to survive... the high school classroom as teachers.

"Lily" Shen An-Yi is a child prodigy who has been the XCOM Chief Engineer since her father - Dr. Raymond Shen has gone because of the alien occupation. In a hopeless situation which XCOM is left decimated again and Earth is still controlled by the Elders through the puppet ADVENT Administration, Lily Shen makes a contract with an alien called Kyubey and became a Magical Girl.

In addition to the Ethereal Device, XCOM also recovered a device akin to a gateway/portal. Meanwhile, in a different universe, Prophet is caught the feedback reaction from destroying the Ceph wormhole.

The X-Com Troops deal with the actions of the Sectoids to save the Asgard Species from extinction while the Daleks invade the Stargate Universe against both sides!

The Elder's last hope, the Exodus, was launched during XCOM's final assault on the underwater fortress. The last Ethereal and Avatar, designated as Noah, had to led the crew of the Exodus to find new allies. But they did not expect who and what they will meet in this Kropulu Sector.

What happens when a part of Maggie's past comes searching for her? A part whose job is to wage war against superior alien invaders and their monsters? X-COM side combined with Xenonauts.

The Alien Invasion is over, the world began to rebuild what was lost, peace is restored. Yet wary of the stars, the people of the world will know that their planet held secrets of its own than the stars above. XCOM will once again, dive to the unknown.

Перевод XSGCOM: Mirror Image. Ссылка на оригинал: fanfiction .net /s/3631062/1/XSGCOM Mirror Image.

The year 2015 was when everything changed, when machines descended from the sky and rained death down on the Earth. They thought that we would be easy to conquer, to destroy, they were wrong. The XCOM Project has been officially activated. Good luck Commander.

The world is undergoing unprecedented change. It is a time of progress, prosperity and blinding achievement, coupled with dire poverty and a world under pressure from internal struggles. So, no wonder everyone thought the chances of something coming from Mars were a million to one

AU. What has three fronts, one overt, one covert and one within? A war against alien invasions. When 5 university students stumble upon a gun fight, and contaminated with alien nanites, they soon find themselves under the auspice of an agency tasked to defend the world from alien threats. With escalating conflict abound, their newfound powers are the only key to winning the war.

Against the full might of the horny Manono forces, the alluring wills of aroused old gods, and cheap Lovecraftian shout-outs lay a jaded, battle-hardened, and stretched thin XCOM and the Resistance. Join a beleaguered fireteam and the hypocritical team leader as they try to survive the Northern Quarantine Zone with their balls, freedom and sanity intact.

The obligatory Mass Effect-XCOM crossover, just set a little earlier than most. The Migrant Fleet is looking for new worlds, new tech, new allies. Humanity would very much like to not be exterminated by aliens from beyond the stars. SYNERGY!

ADVENT has been gone for ten years. In that time, the commander had gotten married, had three kids, and got things as close to what they were before the invasion as possible. But what happens when a new foe appears and tries to destroy it all? Thus, XCOM fought.

A simple recon mission for XCOM operative Faith Connors

You tell someone from 2015 that aliens will rule the world by 2016, they'll call you a liar. You tell someone from 2020 that XCOM will rise up to fight said aliens, they'll call you a liar. You tell XCOM that a bunch of teenagers are gonna be their only hope of survival, they'll most likely shoot you after calling you a liar.

The dominion has stood strong for centuries since the Ethereal war, under the guidance of the Emperor the Terrans have risen beyond the wildest of dreams, what happens when they encounter the a race of council exiles in desperate need.

The sequel to XCOM: RWBY Within. Teams RWBY and JNPR return to Remnant in time for the Vytal Festival. They're relieved to finally have their lives get back to normal after nine months on war-torn Earth, but is the life of a huntsman ever truly normal?