Alien

software

Marathon

free

Christian Bauer , Jeremiah Morris , Jesse Simko

Marathon is a fight for survival against the Pfhor, an alien race attacking your colony ship. This fan-made conversion known...

against the Pfhor, an alien race attacking your colony

Revenge of the Titans

Puppy Games

Revenge of the Titans is a tower defense game...

to destroy all the alien attackers while preserving...robots blasting away at aliens, relying on just

Snap Art 4 Uninstaller

Alien Skin Software, LLC

XCOM 2

Take-Two Interactive Software, Inc.

XCOM 2 is the sequel to the award-winning strategy game, XCOM: Enemy Unknown. Twenty years have passed...

an unconditional surrender to alien forces. XCOM...in XCOM 2, the aliens rule Earth, building shining

TerraTech

Payload Studios

In TerraTech you design, construct and command a fleet of unique vehicles...

lawless frontiers of new alien worlds, in a quest...job to travel to alien planets and scour

Waking Mars

Tiger Style

Waking Marsis is an adventure game in which you jetpack through subterranean Mars encountering a host of extraordinary...

host of extraordinary alien lifeforms that operate...must master the alien ecosystem

nVade

Tak7 LLC

Soldier, ever run over an alien at 80 mph? Well now you will and boy do they bleed...

ever run over an alien at 80 mph?

Unvanquished

free

Unvanquished

Features Two teams Play as either the technologically advanced humans or the highly adaptable...

or the highly adaptable aliens ...to a whole new alien form. Customize Compatibility

Alien: Isolation

Creative Assembly , Feral Interactive

Discover the true meaning of fear in Alien: Isolation, a survival horror set in an atmosphere...

meaning of fear in Alien: Isolation ...after the events of Alien, Ellen Ripley’s daughter

Exposure X7 Uninstaller

Alien Skin Software, LLC

Samorost3

Amanita Design

Samorost 3 is a puzzle point-and-click adventure game...

Samorost 3 is a puzzle point-and-click adventure game. The main character is the Gnome

strife

Javier Chavez

Strife is an action-packed blend of FPS action with RPG elements, featuring an original...

humanity, by destroying the alien overlords, or bring

Causality

Loju

Causality is a puzzle game about manipulating time, altering the sequence of events...

Set across strange and alien landscapes

UFO Invasion

free

Michael Carson

This is a 3d UFO shooter game.

This is a 3d UFO shooter game

Sanctum

Coffee Stain Studios

With the launch of Sanctum, the concept of FPS Tower Defense was born. In Sanctum the player takes the role as Skye...

One from an invading alien force. To your help

Exposure X5

Alien Skin Software, LLC

Attack of the Paper Zombies

free

IndieBird Games

Attack of the Paper Zombies is a strategy game where your small band of space...

defeats a giant horde of alien zombies. Even though

Duke Nukem 3D: Megaton Edition

3D Realms , General Arcade

Duke Nukem 3D: Megaton Edition is the definitive compilation of the landmark first...

out against a slew of alien foes in the original

Samorost 3+

free

Amanita Design s.r.o

Samorost 3+ follows a curious space gnome who uses the powers of a magic...

visits nine unique and alien worlds teeming with colorful

Shadowgrounds Survivor

Frozenbyte

Shadowgrounds Survivor is a spin-off/sequel to the underground PC hit Shadowgrounds...

battle against the ongoing alien onslaught. The acclaimed atmosphere

Alien

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