ObscureSimplex Mundi
68% matchAction, FPS, Similar premise
AAAAliens vs. Predator™
60% matchFPS, Aliens, Similar premise
ObscureWalkover
63% matchAction, Aliens, Similar premise
ObscureMurnatan
64% matchFPS, Action
ObscureAttack of the alien thingies from lava!
65% matchAction, Aliens, Similar premise
AAAHalf-Life: Opposing Force
60% matchFPS, Aliens
ObscureEndangered
61% matchAction, FPS, Similar premise
ObscureReturn to Planet X
59% matchAction, Aliens, Similar premise
ObscureEverStopped
58% matchFPS, Action
ObscureALIENS INVADED OUR PLANET
65% matchAction, FPS
AAACrysis 2 - Maximum Edition
61% matchFPS, Aliens, Similar premise
ObscureAlien Destroyer
59% matchFPS, Action, Similar premise
ObscureBlastercell
59% matchAction, Casual, Similar premise
ObscureSWISCAPE
62% matchAction, Casual, Similar premise
IndieNatural Selection 2
52% matchFPS, Aliens, Similar premise
ObscureAlien Strike: Blasting the Intruders
44% matchAliens, Action, Similar premise
ObscureSpacejacked
50% matchAliens, Action, Similar premise
ObscureOccupation 2.5
49% matchFPS, Aliens, Similar premise
ObscureAlien Insanity
44% matchFPS, Action, Similar premise
ObscureAliens&Asteroids
46% matchAliens, Action, Similar premise
ObscureIsland Assault
49% matchFPS, Action
ObscureRUN OR FIGHT
53% matchAction, Adventure, Similar premise
ObscureAlien Zombie Megadeath
52% matchAction, Similar premise
ObscureMonster Island
56% matchFPS, Action, Similar premise
ObscureALIEN XENOBLASTER
50% matchAliens, Action
ObscureTank Frenzy Survivor
46% matchAliens, Action
ObscureSandstorm
49% matchAction, Adventure, Similar premise
ObscureAlien Attack
51% matchAction, Casual, Similar premise
ObscureAlpha Zylon
50% matchAction, FPS
ObscureAlien Breed 2: Assault
46% matchAliens, Action
ObscureNS2: Combat
48% matchFPS, Action
IndieHigh On Life 2
44% matchFPS, Aliens
ObscureSpace Impossible
50% matchAction, Adventure, Similar premise
ObscurePixel Space Battles
57% matchAction, Casual, Similar premise
ObscureDestroy Them !
47% matchFPS, Action
ObscureAlien Earth
47% matchAction, Aliens
ObscureWrack
49% matchFPS, Action
ObscureAlien Rampage
50% matchAction, Similar premise
IndieRobotex
54% matchAction, Casual
ObscureUFO - Unfortunately Fortunate Organisms
51% matchAction, Aliens
ObscurePillage
46% matchFPS, Action
ObscureCollision Course
38% matchAction, Adventure, Similar premise
ObscureFlagi
42% matchFPS, Action, Similar premise
ObscureExophobia
42% matchFPS, Aliens, Similar premise
ObscureDead6hot
52% matchAction, Casual
ObscureX-17
44% matchFPS, Action, Similar premise
ObscureWheels of Duty
47% matchFPS, Action
ObscureAliens Go Home Run
42% matchAliens, Action