Cheapest Sci-fi games on Steam

Steam games tagged “Sci-fi” that you can buy as a key at BuyCheapKeys, compared with their Steam price.

-85% vs Steam RRP

Interplanetary: Enhanced Edition

Steam RRP€14.99

BuyCheapKeys key€2.25

Dream Engines: Nomad Cities

Steam RRP€32.38

BuyCheapKeys key€36.95

-89% vs Steam RRP

Moon Mystery

Steam RRP€18.49

BuyCheapKeys key€2.10

-52% vs Steam RRP

Star Wolves 3: Civil War

Steam RRP€4.99

BuyCheapKeys key€2.42

-49% vs Steam RRP

Outcast 1.1

Steam RRP€5.29

BuyCheapKeys key€2.69

-80% vs Steam RRP

GOAT OF DUTY

Steam RRP€9.99

BuyCheapKeys key€1.99

-39% vs Steam RRP

SHOOPER NOVA

Steam RRP€6.89

BuyCheapKeys key€4.22

-81% vs Steam RRP

Viscerafest

Steam RRP€19.99

BuyCheapKeys key€3.70

-79% vs Steam RRP

Neon Chrome

Steam RRP€14.79

BuyCheapKeys key€3.06

-40% vs Steam RRP

Backrooms Media

Steam RRP€6.99

BuyCheapKeys key€4.18

Not on Steam

Sky Break

Steam—

BuyCheapKeys key€7.74

-80% vs Steam RRP

REAVER

Steam RRP€13.79

BuyCheapKeys key€2.75

-82% vs Steam RRP

One Lonely Outpost

Steam RRP€18.49

BuyCheapKeys key€3.29

-41% vs Steam RRP

Supplice

Steam RRP€17.66

BuyCheapKeys key€10.45

-91% vs Steam RRP

Mech Mechanic Simulator

Steam RRP€19.50

BuyCheapKeys key€1.80

-86% vs Steam RRP

Pandora: First Contact

Steam RRP€30.99

BuyCheapKeys key€4.42

-80% vs Steam

AaaaaAAaaaAAAaaAAAAaAAAAA!!! for the Awesome

Steam€9.99

BuyCheapKeys key€1.98

-22% vs Steam RRP

Discolored

Steam RRP€6.49

BuyCheapKeys key€5.07

Gabe Newell Simulator

Steam RRP€2.39

BuyCheapKeys key€2.99

-71% vs Steam RRP

Chernobylite 2: Exclusion Zone

Steam RRP€38.99

BuyCheapKeys key€11.49

-83% vs Steam RRP

Tower of Guns

Steam RRP€13.49

BuyCheapKeys key€2.33

-64% vs Steam RRP

Ace of Seafood

Steam RRP€11.99

BuyCheapKeys key€4.35

-68% vs Steam RRP

Mega Man Battle Network Legacy Collection Vol. 2

Steam RRP€39.99

BuyCheapKeys key€12.73

Strike Suit Infinity

Steam RRP€3.15

BuyCheapKeys key€7.08

-27% vs Steam RRP

Ultratron

Steam RRP€9.75

BuyCheapKeys key€7.10

-70% vs Steam RRP

BEAUTIFUL DESOLATION

Steam RRP€13.49

BuyCheapKeys key€4.11

-47% vs Steam RRP

Dread X Collection

Steam RRP€5.69

BuyCheapKeys key€3.01

-65% vs Steam RRP

Farlanders

Steam RRP€12.49

BuyCheapKeys key€4.36

-75% vs Steam RRP

Downward: Enhanced Edition

Steam RRP€9.99

BuyCheapKeys key€2.54

-83% vs Steam RRP

Oddworld: Soulstorm Enhanced Edition

Steam RRP€31.99

BuyCheapKeys key€5.56

-61% vs Steam RRP

Rogue Trooper

Steam RRP€9.75

BuyCheapKeys key€3.85

-38% vs Steam RRP

Palindrome Syndrome: Escape Room

Steam RRP€8.19

BuyCheapKeys key€5.11

-72% vs Steam RRP

DeathSprint 66

Steam RRP€19.99

BuyCheapKeys key€5.51

-86% vs Steam RRP

Warhammer 40,000: Speed Freeks

Steam RRP€19.99

BuyCheapKeys key€2.88

-76% vs Steam RRP

ZERO PROTOCOL

Steam RRP€20.89

BuyCheapKeys key€5.00

-89% vs Steam RRP

Black Future '88

Steam RRP€19.50

BuyCheapKeys key€2.05

-88% vs Steam RRP

Rogue Trooper Redux

Steam RRP€24.50

BuyCheapKeys key€2.88

-66% vs Steam RRP

Fe

Steam RRP€19.99

BuyCheapKeys key€6.77

-84% vs Steam RRP

I am not a Monster: First Contact

Steam RRP€10.79

BuyCheapKeys key€1.73

-87% vs Steam RRP

NeuroVoider

Steam RRP€13.99

BuyCheapKeys key€1.77

Distant Space

Steam RRP€0.99

BuyCheapKeys key€1.73

-11% vs Steam

Drunken Robot Pornography

Steam€14.99

BuyCheapKeys key€13.41

-84% vs Steam RRP

Sense - 不祥的预感: A Cyberpunk Ghost Story

Steam RRP€16.79

BuyCheapKeys key€2.71

-83% vs Steam RRP

Bears In Space

Steam RRP€19.99

BuyCheapKeys key€3.49

-6% vs Steam RRP

Calyx

Steam RRP€24.99

BuyCheapKeys key€23.38

-80% vs Steam RRP

Starship Corporation

Steam RRP€19.50

BuyCheapKeys key€3.98

-85% vs Steam RRP

Myst III: Exile

Steam RRP€15.49

BuyCheapKeys key€2.36

-63% vs Steam RRP

NecroVisioN: Lost Company

Steam RRP€6.99

BuyCheapKeys key€2.60