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XCOM: Dark Year by Zeroraid
Spring 2015. The aliens - the Outsiders set their gaze upon the Planet Earth and its inhabitants. Armed with superior weapons and technology, they likely expected a easy victory on this backwater planet. It's never that easy. As the war heats up; and the stars and oceans slowly turning against them XCOM's war for Earth's survival won't be an easy one. Then never expected it be.
Rated: T - English - Sci-Fi - Chapters: 1 - Words: 2,028 - Favs: 1 - Follows: 1 - Published: 1/27
As Men Talk in a Dream, So T'leth All by onan the barbarian reviews
A group of Humans, Hybrids, and Aliens discover that there are greater threats to Earth than the Elders. They will need to learn to work together to save the planet. But how deep will their cooperation go? Human OC x Viper OC
Rated: M - English - Sci-Fi/Romance - Chapters: 1 - Words: 5,535 - Reviews: 8 - Favs: 20 - Follows: 23 - Published: 1/25 - OC
Worth Fighting For by Arisentactica reviews
Connected to Xabiar's XCOM Trilogy. Arthur son of Uther son of Pendragon dreams of glory. He dreams of slaying great evil dragons, and saving beautiful princesses. But that is all they were, dreams. But when dreams come real, what then? Then there is only one thing left to do. Hold his sword, raise his banner, and fight, because he has something worth fighting for.
Rated: M - English - Sci-Fi/Fantasy - Chapters: 3 - Words: 32,260 - Reviews: 1 - Favs: 8 - Follows: 13 - Updated: 1/23 - Published: 1/5
The Chronicle by Zillian89 reviews
XCOM was not the first protector of humanity - they were only the latest. This is the story of the Chronicler, a simple friar in the early 16th century. When summoned to the Vatican, an encounter with an unknown artifact triggers a series of momentous events, and he becomes pulled into a shadow war that threatens to bring Europe to its knees. Based on Xabiar's XCOM series.
Rated: M - English - Chapters: 5 - Words: 27,064 - Reviews: 10 - Favs: 14 - Follows: 22 - Updated: 1/17 - Published: 6/6/2020
XCOM: The Rise of a Viper Prince by ViperHelix reviews
When Gamma died in the Occupation War, he left a gap in the Viper royalty. His son, Samuel, rises from the ashes. His crown is far from him, so he must live as a commoner. Given a chance, he must serve society; as a cop. A Prince is to be king, and a king needs a queen. (Male Viper romance.)
Rated: M - English - Romance/Sci-Fi - Chapters: 1 - Words: 4,767 - Reviews: 2 - Favs: 10 - Follows: 17 - Published: 1/16 - OC
Tipping the Scales by Vindicator Vagabond reviews
Mortified and disgusted after witnessing the truth behind ADVENT's lies, and after an XCOM operative shockingly spares her in battle, a viper decides that she will not stand for the Elders' atrocities. Her already malfunctioning mind-control chip rendered non-functional, perhaps she will raise a question: could this battle-crazed human ever care for a viper?
Rated: M - English - Romance/Sci-Fi - Chapters: 13 - Words: 69,909 - Reviews: 31 - Favs: 96 - Follows: 128 - Updated: 1/10 - Published: 5/5/2020 - OC
Chronicles of Salvation by Edumesh reviews
The Father has stirred in his maddening prison for far too long. Our opportunity has presented itself, and unlike the rest, we shall not fail. Join us, curious reader and Pilgrim! Do you feel Paradise calling to your very soul?
Rated: M - English - Sci-Fi/Horror - Chapters: 14 - Words: 104,668 - Reviews: 6 - Favs: 32 - Follows: 38 - Updated: 1/10 - Published: 7/25/2018
Convergent Evolution And Other XCOM Poetry by onan the barbarian reviews
This is a series of poems set in the world of XCOM: Chimera Squad and City 31.
Rated: M - English - Sci-Fi/Romance - Chapters: 2 - Words: 2,099 - Reviews: 1 - Follows: 1 - Updated: 1/8 - Published: 11/25/2020
X-COM: Beyond Trauma by AquillaPrime reviews
A human impacted by a traumatic experience as a boy survived into the world after Advents fall. Fifteen years after the liberation war, he turns to a new life within City 31 and discover where life will go as he aspires to his dream. But the trauma of his past never left and after an encounter with an XCOM viper goes badly, it will mark the beginning of a change.
Rated: M - English - Romance/Sci-Fi - Chapters: 2 - Words: 17,086 - Reviews: 14 - Favs: 29 - Follows: 46 - Updated: 1/1 - Published: 11/21/2020 - OC
The Gift of the Nagī by onan the barbarian reviews
City 31 survived another year, so a celebration is in order. Two literally star-crossed lovers decide to arrange a special surprise for the other. Unfortunately, their gifts turn out to be incompatible. At first. OC Male Human x OC Female Viper
Rated: M - English - Sci-Fi/Romance - Chapters: 1 - Words: 2,338 - Reviews: 1 - Favs: 6 - Follows: 4 - Published: 12/26/2020 - Complete
X-Com: From Skin to Scales by Ginopippofreebooter reviews
An operation against an Advent facility and the exposure to an unknown chemical fluid is all it took for Neil Yensen to change his life. Will he continue to fight for X-Com and humanity's future or disappear? This isn't his only current problem... (Male!Transformed!Viper x Female!Viper) (Rated M for violence, sexual themes and gore)
Rated: M - English - Romance/Sci-Fi - Chapters: 4 - Words: 11,258 - Reviews: 24 - Favs: 41 - Follows: 66 - Updated: 12/17/2020 - Published: 11/21/2020
XCOM: The Why Bother Files by alimination602 reviews
A series of short stories based on the original 'Things XCOM Operatives Are No Longer Allowed to Do' list as well as a few other rules thrown in for good measure.
Rated: T - English - Humor - Chapters: 38 - Words: 46,575 - Reviews: 65 - Favs: 68 - Follows: 69 - Updated: 12/7/2020 - Published: 5/18/2017 - Bradford, Dr. Vahlen, R. Shen, OC
Who I Am by Paranoidgirl reviews
Zhang is having a bit of an existential crisis. Nothing a good drink and a listening ear can't solve.
Rated: T - English - Angst - Chapters: 1 - Words: 749 - Reviews: 1 - Favs: 2 - Follows: 2 - Published: 11/22/2020 - Complete
A New Breed of Rebel by ViperHelix reviews
A mysterious new viper disrupts an X-com operation and leaves command in awe. Will this viper fall during their service to the Elders, or will they turn from their ways? Only a single Operative can make a difference. Chapters come every few weeks.
Rated: M - English - Sci-Fi/Romance - Chapters: 9 - Words: 53,650 - Reviews: 13 - Favs: 26 - Follows: 44 - Updated: 11/21/2020 - Published: 6/9/2020 - Bradford, Firebrand, OC, Warlock
Transfer of Energy by WolfOfHearts reviews
Central finds that damn sweater. And something has changed.
Rated: M - English - Angst/Hurt/Comfort - Chapters: 8 - Words: 13,169 - Reviews: 1 - Updated: 11/15/2020 - Published: 11/10/2020 - Bradford, OC - Complete
XCOM- Humanity Rising by Vantage77 reviews
The Elders wanted a poster unit, something to show humanity they could be trusted, and so the 77th Human Volunteer Group was born. Now however the Elders, ADVENT, and XCOM itself will see that the smiling face of this units commander also has fangs. Lookout XCOM you shouldn't poke a sleeping dragon. OCxHarem (female aliens)
Rated: M - English - Adventure/Romance - Chapters: 17 - Words: 112,295 - Reviews: 456 - Favs: 723 - Follows: 837 - Updated: 11/1/2020 - Published: 3/21/2016
The Wereviper by SweatshirtWearingViper reviews
The war has left many scars on the world, from the largest cities to the smallest towns. Four scars walk through a forest, visiting a relic from the past. Some relics were put in museums. Some were destroyed. But some were kept, a centerpiece, an anchor that defined a community's past. Four scars walk through a forest, to visit a relic of the past.
Rated: M - English - Drama/Suspense - Chapters: 1 - Words: 2,382 - Reviews: 1 - Favs: 3 - Follows: 3 - Published: 10/29/2020 - Complete
5PUTN1K by HospitallerInaBoat reviews
A remote Soviet relay-station attracts the attention of enigmatic and dark forces located deep in space. Vengeful KGB Agents hunting a smuggler realize that their investigation might lead them to the same place that the aliens are going... AU (PJ #1)
Rated: M - English - Sci-Fi/Mystery - Chapters: 2 - Words: 14,084 - Reviews: 5 - Favs: 13 - Follows: 19 - Published: 10/27/2020 - OC
Enigma by Trackhawk reviews
It became very clear that this was not your everyday Sergeant who was addressing me. No, this was the voice of complete authority. Pure and utter respect was demanded from that voice, and nothing less would do. A small shiver of fear and admiration ran through my body. Not only because of what they meant, but because of who they were delivered by. "Drew Crawford, Squad Lockdown."
Rated: T - English - Chapters: 30 - Words: 109,603 - Reviews: 49 - Favs: 23 - Follows: 41 - Updated: 10/7/2020 - Published: 7/28/2014 - Bradford, Big Sky, OC
Free Scales by Xenowriter06 reviews
A viper wakes up to find that she is free from the Elder's control. To protect herself from Advent, she joins Xcom, and while fighting for Xcom she develops feelings for a resistance fighter and learns more about her past life under Advent, and why she is different compared to most other vipers. (Female Viper x Male OC)
Rated: M - English - Adventure/Romance - Chapters: 9 - Words: 65,294 - Reviews: 29 - Favs: 87 - Follows: 133 - Updated: 10/7/2020 - Published: 4/28/2020
Knuckles by FalconHawk
The uber ethereal is dead, and Knuckles has opted to go down with the ship. Can this really be how it ends?
Rated: K+ - English - Sci-Fi - Chapters: 1 - Words: 1,264 - Published: 9/27/2020 - Complete
Worlds Apart (XCOM: Chimera Squad) (Torque X Male OC) by BladeWriter65 reviews
Archer is the newest recruit to Chimera Squad, as a life-long fighter against ADVENT and the alien occupation he must force himself to adapt to this strange world of coexistence with the Aliens he found himself fighting only half a decade ago. Though that may prove difficult through the repeated butting of heads between him and his Viper Squadmate, Torque.
Rated: M - English - Romance/Humor - Chapters: 9 - Words: 42,500 - Reviews: 33 - Favs: 105 - Follows: 128 - Updated: 9/9/2020 - Published: 5/14/2020 - Complete
Ethereal Agents by SCBM reviews
As the battle for Earth draws to its end, the Resistance, backed by XCOM, have turned the tide against ADVENT. Now the war has come to City 31, and with it, comes the hard truth to an unlikely pair of Agents. (F!Viper x M!Human)
Rated: M - English - Romance/Adventure - Chapters: 9 - Words: 85,214 - Reviews: 50 - Favs: 94 - Follows: 115 - Updated: 8/22/2020 - Published: 4/29/2020 - OC - Complete
X-com Another mission by dragonflyguy565
Story of brave soldiers
Rated: K+ - English - Sci-Fi/Adventure - Chapters: 1 - Words: 846 - Published: 8/16/2020 - Complete
Humanity Rising - Phoenix Reborn by Dr1ft3r0I reviews
The world has fallen to ruin, despite its new shine. And from the ashes swept under the rug, perhaps a little hope can emerge from the darkness. Rated M for descriptions of war and violence. After all, it's XCOM baby!
Rated: M - English - Sci-Fi/Adventure - Chapters: 17 - Words: 163,423 - Reviews: 15 - Favs: 38 - Follows: 47 - Updated: 8/10/2020 - Published: 5/8/2016
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