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.

-80% vs Steam RRP

Stories Untold

Steam RRP€9.75

BuyCheapKeys key€1.99

-74% vs Steam RRP

Mega Man 11

Steam RRP€29.99

BuyCheapKeys key€7.66

-68% vs Steam RRP

Hidden Deep

Steam RRP€19.99

BuyCheapKeys key€6.46

-58% vs Steam

Interstellar Marines

Steam€7.99

BuyCheapKeys key€3.36

-80% vs Steam RRP

SteamWorld Heist

Steam RRP€14.99

BuyCheapKeys key€3.06

Not on Steam

Battlestar Galactica Deadlock

Steam—

BuyCheapKeys key€5.56

-90% vs Steam RRP

Encased: A Sci-Fi Post-Apocalyptic RPG

Steam RRP€29.99

BuyCheapKeys key€2.95

-10% vs Steam RRP

Cliff Empire

Steam RRP€15.49

BuyCheapKeys key€14.01

-39% vs Steam RRP

Picayune Dreams

Steam RRP€4.99

BuyCheapKeys key€3.04

-79% vs Steam

Iconoclasts

Steam€19.50

BuyCheapKeys key€4.11

-43% vs Steam RRP

Colony Ship: A Post-Earth Role Playing Game

Steam RRP€39.99

BuyCheapKeys key€22.98

-74% vs Steam RRP

Thomas Was Alone

Steam RRP€7.99

BuyCheapKeys key€2.10

-87% vs Steam RRP

Per Aspera

Steam RRP€29.99

BuyCheapKeys key€3.77

-72% vs Steam RRP

eden*

Steam RRP€19.99

BuyCheapKeys key€5.50

-9% vs Steam RRP

Creeper World 3: Arc Eternal

Steam RRP€14.79

BuyCheapKeys key€13.41

-21% vs Steam RRP

Mycopunk

Steam RRP€14.99

BuyCheapKeys key€11.88

-78% vs Steam RRP

Cobalt Core

Steam RRP€21.77

BuyCheapKeys key€4.85

-57% vs Steam RRP

HUNTDOWN

Steam RRP€19.99

BuyCheapKeys key€8.54

-74% vs Steam

MO:Astray

Steam€12.49

BuyCheapKeys key€3.24

-78% vs Steam RRP

Mega Man X Legacy Collection

Steam RRP€19.99

BuyCheapKeys key€4.44

-52% vs Steam RRP

Roadside Research

Steam RRP€13.99

BuyCheapKeys key€6.77

-71% vs Steam RRP

Murky Divers

Steam RRP€8.99

BuyCheapKeys key€2.61

-65% vs Steam RRP

RoboCop: Rogue City - Unfinished Business

Steam RRP€29.99

BuyCheapKeys key€10.50

Not on Steam

Minimum

Steam—

BuyCheapKeys key€8.99

-68% vs Steam RRP

SpiderHeck

Steam RRP€14.99

BuyCheapKeys key€4.76

-37% vs Steam RRP

s.p.l.i.t

Steam RRP€2.99

BuyCheapKeys key€1.88

Alien Shooter

Steam RRP€5.19

BuyCheapKeys key€6.75

-79% vs Steam RRP

Syberia

Steam RRP€12.99

BuyCheapKeys key€2.71

-90% vs Steam RRP

Chorus

Steam RRP€24.99

BuyCheapKeys key€2.56

-77% vs Steam RRP

Void Bastards

Steam RRP€29.99

BuyCheapKeys key€6.79

-88% vs Steam RRP

Loddlenaut

Steam RRP€19.99

BuyCheapKeys key€2.33

-84% vs Steam RRP

Tales of the Neon Sea

Steam RRP€16.49

BuyCheapKeys key€2.58

Angels Fall First

Steam RRP€17.99

BuyCheapKeys key€23.14

Dune: Imperium

Steam RRP€22.54

BuyCheapKeys key€30.24

-81% vs Steam RRP

Mega Man Legacy Collection

Steam RRP€14.99

BuyCheapKeys key€2.91

CASE: Animatronics

Steam RRP€9.75

BuyCheapKeys key€11.76

-62% vs Steam RRP

Xenonauts

Steam RRP€22.99

BuyCheapKeys key€8.81

-54% vs Steam RRP

The Crust

Steam RRP€29.99

BuyCheapKeys key€13.80

-61% vs Steam RRP

Deus Ex: The Fall

Steam RRP€9.99

BuyCheapKeys key€3.85

-71% vs Steam RRP

Hard Reset Extended Edition

Steam RRP€14.99

BuyCheapKeys key€4.31

-78% vs Steam RRP

M.A.S.S. Builder

Steam RRP€24.50

BuyCheapKeys key€5.35

-41% vs Steam RRP

Keplerth

Steam RRP€12.49

BuyCheapKeys key€7.41

-40% vs Steam

Polarity

Steam€12.99

BuyCheapKeys key€7.74

-85% vs Steam RRP

GRIP: Combat Racing

Steam RRP€22.48

BuyCheapKeys key€3.46

Reassembly

Steam€12.49

BuyCheapKeys key€16.50

-83% vs Steam RRP

Shadowrun: Hong Kong - Extended Edition

Steam RRP€19.99

BuyCheapKeys key€3.34

-10% vs Steam RRP

Plan B: Terraform

Steam RRP€15.99

BuyCheapKeys key€14.44

-89% vs Steam RRP

Offworld Trading Company

Steam RRP€30.49

BuyCheapKeys key€3.29