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»
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Sci-fi
» Upgrade
Sci-fi · Upgrade · Free Online Games
Play free online games that have elements from both the "Sci-fi" and "Upgrade" genres. Pick a game and play it online right now, with no download or sign-up required!
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Popular
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Sci-fi » All games
Upgrade » All games
Autogun Heroes
Shooter
Iron Crusher: Cat VS Aliens
Action
DeliSpace
Simulation
Six Pistol Pain
Action
Eyevasion
Arcade
Tower Tier Zero
Tower Defense
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Slugs & Slime
Survival
Zombie Mission 10
2 Player
Zombie Mission 9
2 Player
Zombie Mission 8
Platformer
Asteroid Must Die! 2
Idle
Zombie Mission 7
2021
Space Schmup!
Shooting
Two Punk Racing 2
Racing
Blastronaut
Platformer
Sector 781
Platformer
EX4CE Beginnings
Shooting
Space Farmer
Farm
Morphology
Evolution
Drones
Cyberpunk
Dash Masters
Arcade
GRIEVOUS
Shooting
Lone Pistol: Zombies in the Streets
Defense
Stickman Shooter 2
Defense
Cyberpunk: Mad Andreas
GTA (Grand Theft Auto)
Space Attack
Defense
T-Rex N.Y.
Action
Futuristic Racing 3D
Racing
Mad Day 2: Special
Upgrade
Ben 10: Omnitrix Shadow
Action
Mad Day Special
Upgrade
Galactic Missile Defense
Upgrade
Robo Racing
Robot
Supersonic Jack
Runner
Spider-Man: Mysterio Rush
Cool
Cyber Champions Arena
Fighting
Galaxy Shooter: Block Space
Upgrade
Frontline
Arcade
I'll Be Waiting
Platformer
Nova Defender
Arcade
Assault Fury
Shooter
Ninjuzi
Shooter
Jungle TD
Tower Defense
Liberators 2050
Cool
Beat Racer Online
Arcade
Spacedust Defender
Strategy
Downgrade
Shooting
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