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.

-90% vs Steam RRP

AI War 2

Steam RRP€19.50

BuyCheapKeys key€1.95

-66% vs Steam RRP

Judge Dredd: Dredd vs. Death

Steam RRP€7.99

BuyCheapKeys key€2.74

-92% vs Steam RRP

Beneath Oresa

Steam RRP€21.99

BuyCheapKeys key€1.74

Convoy

Steam€12.99

BuyCheapKeys key€17.75

-61% vs Steam RRP

Technobabylon

Steam RRP€14.99

BuyCheapKeys key€5.79

-55% vs Steam RRP

Chaser

Steam RRP€4.99

BuyCheapKeys key€2.24

BDSM: Big Drunk Satanic Massacre

Steam RRP€16.79

BuyCheapKeys key€16.75

-90% vs Steam RRP

Frozen Synapse

Steam RRP€22.99

BuyCheapKeys key€2.30

Not on Steam

Warhammer 40,000: Kill Team

Steam—

BuyCheapKeys key€21.50

-61% vs Steam RRP

Relic Hunters Legend

Steam RRP€19.50

BuyCheapKeys key€7.59

-53% vs Steam RRP

The Talos Principle: Reawakened

Steam RRP€39.99

BuyCheapKeys key€18.75

-84% vs Steam RRP

MOTHERGUNSHIP

Steam RRP€24.99

BuyCheapKeys key€3.90

-24% vs Steam RRP

Alien Shooter 2 - The Legend

Steam RRP€15.49

BuyCheapKeys key€11.79

-73% vs Steam RRP

Let Them Come

Steam RRP€7.79

BuyCheapKeys key€2.11

-60% vs Steam RRP

Dreamfall: The Longest Journey

Steam RRP€19.99

BuyCheapKeys key€7.91

Wizardry 8

Steam RRP€9.99

BuyCheapKeys key€10.20

-19% vs Steam RRP

Disney Infinity 3.0: Gold Edition

Steam RRP€28.99

BuyCheapKeys key€23.47

-74% vs Steam RRP

ZONE OF THE ENDERS THE 2nd RUNNER : M∀RS / アヌビス ゾーン・オブ・エンダーズ : マーズ

Steam RRP€29.99

BuyCheapKeys key€7.90

-88% vs Steam RRP

Tin Can

Steam RRP€17.99

BuyCheapKeys key€2.24

-36% vs Steam RRP

Disney•Pixar WALL-E

Steam RRP€19.50

BuyCheapKeys key€12.46

-63% vs Steam RRP

The Deadly Tower of Monsters

Steam RRP€14.99

BuyCheapKeys key€5.54

-81% vs Steam

Model Builder: Complete Edition

Steam€16.79

BuyCheapKeys key€3.11

-72% vs Steam RRP

Alien Breed: Impact

Steam RRP€8.99

BuyCheapKeys key€2.50

-89% vs Steam RRP

Battlezone 98 Redux

Steam RRP€22.99

BuyCheapKeys key€2.51

-19% vs Steam RRP

Battlestar Galactica: Scattered Hopes

Steam RRP€24.99

BuyCheapKeys key€20.26

Do Not Feed the Monkeys 2099

Steam RRP€12.75

BuyCheapKeys key€23.71

-66% vs Steam RRP

HIVESWAP: ACT 2

Steam RRP€12.49

BuyCheapKeys key€4.28

-68% vs Steam RRP

Blossom: The Seed of Life

Steam RRP€23.18

BuyCheapKeys key€7.51

-50% vs Steam RRP

Rogue Command

Steam RRP€19.99

BuyCheapKeys key€10.06

-53% vs Steam RRP

SAND LAND

Steam RRP€59.99

BuyCheapKeys key€28.30

-44% vs Steam RRP

Star Fire: Eternal Cycle

Steam RRP€16.49

BuyCheapKeys key€9.24

-51% vs Steam RRP

Super Sanctum TD

Steam RRP€4.99

BuyCheapKeys key€2.46

-66% vs Steam RRP

Red Faction II

Steam RRP€9.99

BuyCheapKeys key€3.42

-83% vs Steam RRP

Q.U.B.E. 2

Steam RRP€17.99

BuyCheapKeys key€3.11

-80% vs Steam RRP

Anomaly: Warzone Earth

Steam RRP€9.99

BuyCheapKeys key€1.99

-80% vs Steam RRP

Teleglitch: Die More Edition

Steam RRP€12.99

BuyCheapKeys key€2.60

-82% vs Steam RRP

Eliza

Steam RRP€10.75

BuyCheapKeys key€1.98

-86% vs Steam RRP

Subterrain

Steam RRP€16.99

BuyCheapKeys key€2.41

-78% vs Steam RRP

Beyond Contact

Steam RRP€19.99

BuyCheapKeys key€4.34

-46% vs Steam RRP

INCISION

Steam RRP€13.99

BuyCheapKeys key€7.61

-73% vs Steam RRP

Space Hulk: Tactics (Classic)

Steam RRP€14.99

BuyCheapKeys key€4.06

-23% vs Steam RRP

Red Matter

Steam RRP€24.99

BuyCheapKeys key€19.36

-79% vs Steam RRP

AI War: Fleet Command

Steam RRP€9.75

BuyCheapKeys key€2.05

Darkwater

Steam RRP€9.99

BuyCheapKeys key€10.60

-74% vs Steam RRP

Nexus - The Jupiter Incident

Steam RRP€9.99

BuyCheapKeys key€2.62

-88% vs Steam RRP

Battle Shapers

Steam RRP€19.99

BuyCheapKeys key€2.48

-88% vs Steam RRP

Paradigm

Steam RRP€14.99

BuyCheapKeys key€1.86

-34% vs Steam

VirtuaVerse

Steam€14.99

BuyCheapKeys key€9.90