AAACrysis
64% matchFPS, Aliens
IndieCry of Fear
52% matchOften compared to it, Horror, FPS
IndieTransmissions: Element 120
53% matchMod, Zombies
ObscureKingpin — Life of Crime
51% matchOften compared to it, FPS, Shooter
ObscureCorridor 7: Alien Invasion
51% matchAliens, FPS, aliens
AADOOM 3
50% matchFPS, Sci-fi, Similar premise
ObscureDOOMED
46% matchFPS, Aliens, steam achievements
ObscureProject Three
41% matchFPS, Zombies, Similar premise
AAABioShock™
45% matchFPS, Shooter, assassin
AAACounter-Strike: Source
43% matchFPS, Shooter, bloody
ObscureBlood Storm: Alien Purge
41% matchAliens, FPS
ObscureChromaGun 2: Dye Hard
40% matchFPS, Sci-fi, steam
ObscureBoiling Steel
44% matchFPS, Shooter, steam
AAQuake 4
48% matchFPS, Sci-fi, aliens
AAZERO PROTOCOL
42% matchFPS, Sci-fi, steam achievements
ObscureNebula
34% matchAliens, Shooter, steam achievements
ObscureNEURO
46% matchFPS, Aliens
AAACall of Duty®: Black Ops III
43% matchFPS, Zombies, military
AAAHalo: The Master Chief Collection
41% matchFPS, Aliens, aliens
ObscureBlacklight: Retribution
43% matchFPS, Shooter, bloody
AACrysis Remastered
48% matchFPS, Aliens, aliens
AAAWolfenstein: The New Order
43% matchFPS, Shooter, bloody
ObscureSpace Mercenary Shooter : Episode 2
43% matchFPS, Sci-fi, steam achievements
AAAAliens vs. Predator™
47% matchFPS, Aliens, aliens
IndieZombie Panic! Source
49% matchMod, Zombies, bloody
AASven Co-op
38% matchFPS, Shooter, aliens
IndieProspekt
47% matchMod, FPS
IndiePAYDAY™ The Heist
41% matchOften compared to it, FPS, Shooter
AAAF.E.A.R.
43% matchFPS, Horror, bloody
IndieHalf-Life: A Place in the West
34% matchAliens, Sci-fi
AAAPrey
42% matchFPS, Aliens, aliens
ObscureClassic Marathon Infinity
41% matchFPS, Aliens
ObscureSynthetic Hazard
38% matchFPS, Shooter, steam
IndieSerious Sam 3: BFE
42% matchFPS, Aliens, aliens
ObscureVOID
30% matchStory Rich, steam trading cards
AAAMETRO 2033 Redux
38% matchFPS, Shooter, assassin
ObscureSuper Shooter
36% matchFPS, Sci-fi, steam achievements
ObscureDeep Sheol
36% matchFPS, Zombies, steam achievements
ObscureAttack of the alien thingies from lava!
35% matchAliens, Zombies
AARed Faction
40% matchFPS, Sci-fi, steam
ObscureSolitude
42% matchFPS, Shooter, steam achievements
ObscureSCP The Beginning
42% matchFPS, Sci-fi, steam achievements
IndieThe Stanley Parable
30% matchFirst-Person, Story Rich, Similar premise
IndieShadowgrounds
37% matchAliens, Sci-fi, bloody
ObscureProject Liminal Redux
35% matchAliens, Horror, steam
ObscureNeospace: Prologue
34% matchSci-fi, Atmospheric, steam achievements
ObscureViral
43% matchFPS, Shooter
ObscureRat Hunter
43% matchFPS, Aliens