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Misplaced in Time by Postal Ech reviews
When a young girl is sent into the unforgiving world of a Post-Combine Earth by the illusive G-Man, all she can really do is try her best to survive. enjoy this love-letter to some classical games. (STORY HAS BEEN MOVED TO AO3 [ARCHIVE OF OUR OWN]. LINK: archiveofourown(DOT)org/works/12124299/chapters/27497598 )
Crossover - Half-Life & Walking Dead - Rated: T - English - Drama/Sci-Fi - Chapters: 4 - Words: 15,127 - Reviews: 5 - Favs: 1 - Follows: 3 - Updated: 10/2 - Published: 9/3 - G-Man, Gordon F., The Combine, Clementine
The Walking Half-Life - Season 1 by UnspokenTheWriter reviews
When Gordon Freeman had entered the Teleport during the Red Letter Day, instead of the normal events that had occurred in the original Half-Life 2 Storyline, he had been transported into another universe, now Follow Freeman, and Lee's events on this take of The Walking Dead and Half Life. First Story, so sorry if it's not good. :")
Crossover - Half-Life & Walking Dead - Rated: T - English - Sci-Fi/Horror - Chapters: 4 - Words: 3,942 - Reviews: 2 - Favs: 1 - Updated: 10/1 - Published: 9/29 - [Gordon F., Lamarr] [Lee E., Clementine]
The Spetsnaz meet Ooarai by GeneralOwen
The Girls und panzer universe meets my Spetsnaz story
Crossover - Half-Life & Girls und Panzer/ガールズ&パンツァー - Rated: T - English - Romance/Adventure - Chapters: 1 - Words: 1,707 - Published: 9/15
The Story Of Dark by Idling DT466E reviews
Dark is a known name around the Combine directing their planetary invasions, and yet he isn't a transanthro. How did he get there? How did he join, and why? Here you'll find out.
Crossover - Sonic the Hedgehog & Half-Life - Rated: T - English - Adventure/Sci-Fi - Chapters: 12 - Words: 11,617 - Reviews: 3 - Favs: 4 - Follows: 3 - Updated: 9/14 - Published: 5/2 - OC
Theory of Decay by The Dark Bro 978 reviews
Despues de un inquietante descubrimiento en las proximidades del bosque Everfree, Twilight y el resto de sus amigas deberan proteger su hogar de las monstruosas criaturas que al parecer han llegado de otro mundo Un degarro entre dimensiones traera más horrores de los que los equestres pueden imaginar, pero no todos ellos son enemigos...
Crossover - My Little Pony & Half-Life - Rated: T - Spanish - Adventure/Sci-Fi - Chapters: 10 - Words: 73,968 - Reviews: 20 - Favs: 8 - Follows: 10 - Updated: 9/5 - Published: 11/11/2016 - C. Green, R. Keller, Twilight Sparkle, Starlight Glimmer
Salvation: Lair of the Shadow Broker by Jesse De La Rosa reviews
Salvation: Episode II - The Lair of the Shadow Broker - A slight re-imagining of the action packed Mass Effect 2 DLC. After defeating the Reaper threat and surviving the hijacking of the Carmenta Illustria, a dire message from one of Shepard's oldest and dearest friends plunges the team into a treacherous search for the mysterious Shadow Broker. But there are other forces at work..
Crossover - Half-Life & Mass Effect - Rated: T - English - Chapters: 3 - Words: 20,868 - Reviews: 13 - Favs: 10 - Follows: 11 - Updated: 8/10 - Published: 3/8
Finally Human (A Portal Fanfiction) RETURNING by Morgan64 reviews
What would happen if Wheatley and GLaDoS were finally human?
Crossover - Half-Life & Portal - Rated: T - English - Sci-Fi/Mystery - Chapters: 3 - Words: 813 - Reviews: 1 - Favs: 1 - Updated: 7/22 - Published: 12/2/2015
Half Life : A Path Divided by discet04 reviews
What if Chell had managed to fight off the party escort box after her showdown with GLaDOS. Freed from the Enrichment Center to explore the world beyond, for better or worse. "Things have changed since the last time you left the building. What's going on out there will make you wish you were back in here..."
Crossover - Half-Life & Portal - Rated: T - English - Adventure/Hurt/Comfort - Chapters: 4 - Words: 23,265 - Reviews: 6 - Favs: 12 - Follows: 17 - Updated: 7/21 - Published: 1/19 - Alyx V., Chell, D. Rattmann
Portal 2 - Chell's Afterlife by deathleader reviews
Just as Chell was leaving The center something happend... to find you look inside
Crossover - Portal & Half-Life - Rated: T - English - Chapters: 11 - Words: 16,250 - Reviews: 2 - Favs: 3 - Follows: 4 - Updated: 7/14 - Published: 1/30/2014 - Chell
The Freeman Odyssey: Connections by Elizabethia reviews
What if, on the way to the Borealis, the helicopter crashes? What if they get captured? Will they get to the Borealis before it's too late? What secrets will they discover? Find out in Connections. This is a hl2 continuation and is much better than the summary. It is also my first story, so please don't flame. Rated T because its tf2. [Discontinued]. Sorry.
Crossover - Half-Life & Team Fortress 2 - Rated: T - English - Drama/Humor - Chapters: 21 - Words: 42,839 - Reviews: 6 - Favs: 6 - Follows: 4 - Updated: 6/6 - Published: 5/6/2015 - Alyx V., Gordon F., OC
OssCrover of Dom: DEATH OF LIFE OR DEATH by PetitChouLoup reviews
Is time for meeting of heroes of two of the Doom and the life of Half!
Crossover - Half-Life & Doom - Rated: T - English - Adventure/Sci-Fi - Chapters: 1 - Words: 5,245 - Reviews: 2 - Published: 5/5 - Complete
Investments by Calvariam Hedum reviews
"I admit, I have a fascination with those who adapt and survive against all odds..."
Crossover - Half-Life & Stranger Things, 2016 - Rated: K+ - English - Mystery/Supernatural - Chapters: 2 - Words: 7,330 - Reviews: 2 - Favs: 3 - Follows: 5 - Updated: 4/27 - Published: 4/12 - A. Shephard, G-Man, Will B.
Salvation Shorts 1: Fugue for the Lost by Jesse De La Rosa reviews
Hours after the safe return of the Carmenta Illustria, our heroes Dr. Gordon Freeman and Commander John Shepard find themselves checked into Huerta Memorial Hospital to begin the long road to recovery from their grievous injuries sustained. Gordon's in no hurry to leave, especially when Miranda stops in to see him. Shepard, however, has to pay his final respects to a fallen hero.
Crossover - Half-Life & Mass Effect - Rated: K - English - Sci-Fi - Chapters: 1 - Words: 21,255 - Reviews: 5 - Favs: 5 - Follows: 5 - Published: 2/5
Salvation: A Brief History of the NEU by Jesse De La Rosa reviews
The Salvation Saga continues soon with Installment 3, "Lair of the Shadow Broker" - in the meantime enjoy this Codex Entry on the New Earth Union - Earth's first true form of government after the defeat of the Combine.
Crossover - Half-Life & Mass Effect - Rated: K - English - Sci-Fi - Chapters: 1 - Words: 914 - Reviews: 3 - Favs: 5 - Follows: 5 - Published: 1/28
Three Men One Goal by untitledperson reviews
When the Doctor crashes his TARDIS in the middle of white forest, he stumbles upon the resistance and decides to try and help them resolve their conflict with the Combine. Meanwhile, G-Man pulls Adrian Shephard out of Stasis to use him as a pawn to help the resistance. T because I'm paranoid. Please give me as much feedback as possible, as this is to test if people like my work.
Crossover - Doctor Who & Half-Life - Rated: T - English - Sci-Fi/Adventure - Chapters: 4 - Words: 2,585 - Reviews: 2 - Favs: 1 - Follows: 4 - Updated: 12/27/2016 - Published: 11/15/2016 - 10th Doctor, A. Shephard, Gordon F., The Combine
Half-Life The Convergence by deathwing17 reviews
A Council funded expedition into a previously unexplored system has gone horribly wrong. Now the expedition team find themselves stranded on a hostile world and hunted by a ruthless enemy. They soon join forces with a group of rebels hell-bent on freeing their home world and stopping a threat that could destroy all of galactic civilization. A threat known only as the Combine.
Crossover - Half-Life & Mass Effect - Rated: T - English - Sci-Fi/Adventure - Chapters: 9 - Words: 47,122 - Reviews: 64 - Favs: 129 - Follows: 178 - Updated: 12/19/2016 - Published: 9/12/2013 - A. Shephard, Alyx V., Gordon F., Liara T'Soni
A Familiar Force by Jeggetts reviews
After defeating the Gene Worm Adrian Shephard thought it was his fate to be forever sealed in an endless void. However it turns out that someone has an... interest in the events that will take place on a world called Halkegenia.
Crossover - Half-Life & Familiar of Zero - Rated: T - English - Sci-Fi/Fantasy - Chapters: 14 - Words: 124,103 - Reviews: 102 - Favs: 206 - Follows: 247 - Updated: 7/19/2016 - Published: 9/16/2013 - A. Shephard, Louise
Half-Life: Sudden FEAR by LegoKid343 reviews
After facing all odds in the city of Fairport, Michael Becket is now given a new mission from a new employer...
Crossover - F.E.A.R. & Half-Life - Rated: T - English - Adventure/Supernatural - Chapters: 2 - Words: 1,315 - Reviews: 1 - Favs: 2 - Follows: 2 - Updated: 7/8/2016 - Published: 2/13/2016 - G-Man, Gordon F., Sgt. Becket
Half-Topia 2 by applecreature reviews
Join Nick Wilde, former scientist, and rebellion leader, as he attempts to thwart the efforts of the sinister Combine! Can Nick, with friends new and old defeat the Combine, or will their efforts go to ashes? (May contain trace amounts of WildeXHopps)
Crossover - Half-Life & Zootopia - Rated: T - English - Sci-Fi/Adventure - Chapters: 3 - Words: 2,084 - Reviews: 1 - Favs: 1 - Follows: 1 - Updated: 6/18/2016 - Published: 6/16/2016 - [Nick W., Judy H.] The Combine
Half-Life: Theory of Mystery by thestevemann123 reviews
Adrian has been called by the G-Man to take care of business and this offer was what Shephard wished except, this was different. Rated T for strong language.
Crossover - Half-Life & Gravity Falls - Rated: T - English - Humor/Adventure - Chapters: 1 - Words: 413 - Reviews: 2 - Published: 6/7/2016 - A. Shephard, Dipper P., Mabel P.
Half-Life: Oppressive Forces by LegoKid343 reviews
After facing nearly impossible odds in Black Mesa, Corporal Shepherd must now fight alongside The Sons of Heephis not only to save Mobius, but the entire universe from destruction at the hands of a powerful being known as Zeilo. However, he can't do it alone.
Crossover - Sonic the Hedgehog & Half-Life - Rated: T - English - Adventure/Sci-Fi - Chapters: 1 - Words: 1,428 - Reviews: 1 - Favs: 2 - Follows: 2 - Published: 4/12/2016 - Sonic, A. Shephard, OC
Duty or Death by LegoKid343 reviews
Adrian Shepherd. The HECU Marine who survived all odds in Black Mesa is now given an assignment from the Gman. The mission? Kill Robotnik. (Inspired by SheathEntertainment's SFM Saxxy Entry: Reinstated)
Crossover - Sonic the Hedgehog & Half-Life - Rated: T - English - Adventure/Sci-Fi - Chapters: 1 - Words: 677 - Reviews: 1 - Follows: 1 - Updated: 4/10/2016 - Published: 1/26/2016 - Sonic, A. Shephard
Mobius Opposing Forces(REMAKE IN PROGRESS) by LegoKid343
Gman gives everyone's favorite HECU Marine a new assignment. And where else if not Mobius. Shephard now has to help Sonic and his friends fight Robotnik, until a new enemy arrives to conquer the whole planet... R&R, Enjoy! (Shephard will be using standard USMC weapons, just so you know.)
Crossover - Sonic the Hedgehog & Half-Life - Rated: T - English - Adventure/Sci-Fi - Chapters: 2 - Words: 977 - Favs: 1 - Follows: 2 - Updated: 4/10/2016 - Published: 11/27/2014
Half-Life X by LegoKid343 reviews
After refusing the Gman's employment offer, Gordon Freeman now finds himself waking up to find the world being different compared t when he left to fight the Xen Creatures...
Crossover - Half-Life & Sonic X - Rated: T - English - Adventure/Sci-Fi - Chapters: 1 - Words: 493 - Reviews: 2 - Favs: 4 - Follows: 3 - Updated: 4/10/2016 - Published: 4/5/2016 - G-Man, Gordon F.
Guard Duty by LegoKid343 reviews
After trying to get out of City 17 before the Citadel went critical, Barney Calhoun finds himself stranded on a new world with no way of returning to Earth.
Crossover - Sonic the Hedgehog & Half-Life - Rated: T - English - Adventure/Sci-Fi - Chapters: 1 - Words: 859 - Reviews: 1 - Favs: 2 - Follows: 2 - Updated: 4/10/2016 - Published: 3/29/2016 - Sonic, Barney C.
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