List of windows sci-fiios Porn Games
Discover and download the best windows sci-fiios porn games for free. Our collection includes adult games for various platforms, tailored to your preferences.
LustGames currently have 24755 windows sci-fiios porn games available to download. The games are sorted in order of relevance with the best windows sci-fiios games coming first.
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Slutia Dungeon Crawler RPG
Slutia is a dark, unapologetic fusion of Hardcore Tactical RPG depth and high fidelity Adult Sexual Fantasy. In a world where steel and sorcery rule, you are the architect of your own destiny. Conquer the deepest dungeons, master the art of war, and claim the ultimate spoils of victory.
2d game
adventure
anal sex
corruption
fantasy
group sex
harem
male domination
male protagonist
monster
oral sex
rape
rpg
strategy
turn-based combat
vaginal sex
pov
combat
bestiality
big ass
big tits
creampie
handjob
milf
prostitution
slave
sleep sex
spanking
stripping
teasing
titfuck
virgin
voyeurism
ai cg
female protagonist
multiple protagonist
religion
The Soulstream Expansive [v1.0]
![The Soulstream Expansive [v1.0]](/Games/The-Soulstream-Expansive/miniMainImage.webp)
An ADVENTURE of EXPANSIVE PROPORTIONS... In a world with a scientist finding a way for females to advance in the world and genetically become superior to males... An accident occurs in the lab, and her research is unleashed... It is up to little Luca to fend off the devastation that this certain ...
2d game
2dcg
adventure
animated
big ass
big tits
combat
fantasy
female domination
male protagonist
monster girl
no sexual content
platformer
sci-fi
The Soulstream Expansive (Remix)
An ADVENTURE of EXPANSIVE PROPORTIONS... In a world with a scientist finding a way for females to advance in the world and genetically become superior to males... An accident occurs in the lab, and her research is unleashed... It is up to little Luca to fend off the devastation that this certain ...
2d game
2dcg
adventure
big ass
big tits
combat
fantasy
female domination
male protagonist
monster girl
no sexual content
sandbox
sci-fi
shooter
The Stellar Archives: 2637
The Stellar Archives: 2637 will take you into the future. Play as an 18-year-old boy and uncover what lies ahead of you. Meet a diverse cast of characters, including humans and aliens. Inspired by games like The Elder Scrolls and Mass Effect, the game focuses on a more linear narrative experience...
3dcg
adventure
big ass
big tits
fantasy
handjob
harem
incest
male protagonist
milf
monster
monster girl
oral sex
parody
sci-fi
The Stowaway - Aboard the Vanguard
The Stowaway is a choice-driven adult visual novel set aboard the HMS Vanguard, a generational ark built to escape a dying Earth. You play as a stowaway — a welder who helped build this ship and then hid inside it. The only male on a vessel commanded by women who do not believe in second chances....
3dcg
dystopian setting
female domination
footjob
handjob
male protagonist
pov
sci-fi
spanking
The Surfeit
Asher Ryouku (Richard Barcenas) arrives in Dalhot City, seemingly out of nowhere. He is quickly captured and incarcerated for being a 'cursed', which is a person who can use elemental abilities.Before being executed, Asher meets Elyssia Elronde (Kerstyn Unger) who pardons him after he claims to b...
3dcg
adventure
big tits
female domination
female protagonist
group sex
male protagonist
multiple protagonist
sci-fi
superpowers
vaginal sex
voiced
The Survivor
It is a CYOA story set in a post-apocalyptic Zombie Ruled universe, however in the first Act zombies are just meant as the theme. Their role is symbolic in this part. The project revolves around the human interaction and survival.
dystopian setting
monster
prostitution
rape
sci-fi
text based
transformation
The Symbiant [vX-0.5.3]
![The Symbiant [vX-0.5.3]](/Games/The-Symbiant/miniMainImage.webp)
In the year 5066, Danya and his alien friend Juniper are manning The Ameretat, a humble spaceship that transports goods across the Milky Way. After a troubled transport gig that left their beloved ship in need of repair and their bank account empty, the team is offered a generous deal they cannot...
2dcg
anal sex
big ass
gay
male protagonist
masturbation
mobile game
monster
oral sex
romance
sci-fi
tentacles
The Symbiant Re:Union
A "fandisk" directly taking place after The Symbiant. Take a deep dive into Danya's and Brahve's heat and romance as they visit new worlds together! Resolve old issues, meet new friends, and experience their electric chemistry and passion.
2dcg
adventure
big ass
gay
male protagonist
mobile game
monster
romance
sci-fi
The Sytopian Situation [v0.9]
![The Sytopian Situation [v0.9]](/Games/The-Sytopian-Situation/miniMainImage.webp)
You are a strapping young sheep herder in an idyllic medieval town. It's a peaceful life, until an alien ship crash lands in the nearby forest! The only survivor, E-V927's life depends on you keeping her secret from the town . . . and from the relentless alien slavers who want her back! From sma...
2d game
2dcg
adventure
big tits
fantasy
group sex
handjob
male protagonist
milf
monster girl
romance
sci-fi
titfuck
The Thick Plot - GAY
Silas is a vampire operative working under the infamous duo Malus and Nyra - two dangerous figures feared across the galaxy for their ruthless ambitions and supernatural influence. His latest mission is to infiltrate the crew of an interstellar ship and recover the Harmony Core, a powerful artif...
3dcg
anal sex
gay
humor
male protagonist
monster
oral sex
romance
sci-fi
The Villain Simulator
Did you ever watched that old Batman show where him and Robin were always about to die in a trap, and then in the next episode they managed to escape from an horrendous dead? Well... No More!! I always fantasized with the idea of the Villain actually winning, this is about that with the sexual el...
3d game
3dcg
adventure
anal sex
animated
bdsm
bukkake
fantasy
female domination
footjob
graphic violence
handjob
male protagonist
oral sex
parody
rape
sci-fi
simulator
superpowers
titfuck
vaginal sex
virtual reality
The World A Robot Girl Dreams Of [v3.2]
![The World A Robot Girl Dreams Of [v3.2]](/Games/The-World-A-Robot-Girl-Dreams-Of/miniMainImage.webp)
This story is about the fight of the last guy on Earth named Yul and girls with a mechanized body. Will he be able to open the way to the future orwill be defeated and used for different purposes?
2d game
2dcg
anal sex
animated
censored
combat
female domination
footjob
futa/trans
japanese game
male protagonist
monster girl
rape
rpg
sci-fi
turn based combat
The World Beyond The Horizon [v0.01 Demo]
![The World Beyond The Horizon [v0.01 Demo]](/Games/The-World-Beyond-The-Horizon/miniMainImage.webp)
Well, just because you cannot see the world that lies beyond the horizon does not mean it's invisible.
3dcg
adventure
male protagonist
sci-fi
The World's Egg - For Those Who Dream
Mari lives an ordinary life with her best friend, Kotone, in an ordinary town. Suddenly, their peaceful lives are shattered when they're attacked by monsters from another world.
2dcg
anal sex
big ass
big tits
creampie
exhibitionism
female protagonist
futa/trans
groping
group sex
japanese game
lesbian
masturbation
mind control
monster
monster girl
multiple penetration
oral sex
pregnancy
rape
school setting
sci-fi
tentacles
turn based combat
vaginal sex
virgin
The Writer
After two years away from his duties in the SKULL Special Forces, the world has been completely consumed by chaos due to a lethal virus. The protagonist is called back for one last mission before his retirement. As he reunites with his former teammates, he must face old enemies, shadowy organizat...
3dcg
big ass
big tits
dystopian setting
groping
male protagonist
milf
mobile game
romance
sci-fi
stripping
voyeurism
The Zeta Sector
You are Adelyn Blake, twenty-six years old, commander of the rogue vessel called the Emerald Grace. You venture to the land of fanatic slavers in the hope that you could make enough cash to settle your debt back home. Problem is: You are kinky as fuck. And you find yourself wanting to be a slave ...
ai cg
bdsm
female protagonist
rpg
sci-fi
slave
text based
The Zeta Sector - The Shorts
This is a collection of short stories accompanied by daz3d renders. The shorts should be updated every 3 months so at least 3 months' worth of material would be kept in.
3dcg
ai cg
bdsm
female protagonist
rpg
sci-fi
slave
text based
The eWardrobe [v0.6.4]
![The eWardrobe [v0.6.4]](/Games/The-eWardrobe/miniMainImage.webp)
The eWardrobe is set it in the near future, where pretty much everything is the same except most modern homes have a cloud-based electronic closet, which allows them to manage a huge clothing library. You play as the job-hunting Danny Jones, a young man who's spending the summer at his aunt's cot...
3dcg
male protagonist
masturbation
mind control
sci-fi
sissification
text based
transformation
The void club
Welcome to the void club! You've been hired as the new manager, your job will be to make sure the club is making money as well as to take care of the girls in the club. You are working under the Master, he is the one going on mission to bring back babes from every universe to make sure the club p...
2dcg
animated
big ass
big tits
creampie
groping
group sex
male protagonist
management
milf
monster girl
oral sex
prostitution
sandbox
sci-fi
sleep sex
teasing
vaginal sex
Third Crisis [v0.21.2 Patreon]
![Third Crisis [v0.21.2 Patreon]](/Games/Third-Crisis/miniMainImage.webp)
Third Crisis is an adult tactical-RPG that follows the adventurer and hero known as Vibe. After a mission gone wrong, she's forced to adjust to her new way of life in the lust-ridden town of Carceburg. Whether she gives in to the bliss of submission or uses her sexual appeal to her advantage on t...
2d game
2dcg
animated
bdsm
blackmail
bukkake
combat
corruption
female protagonist
group sex
male domination
mind control
mobile game
oral sex
rpg
sci-fi
strategy
superpowers
turn based combat
vaginal sex
List of windows sci-fiios Porn Games by Platform
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List of windows sci-fiios Porn Games
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