IndieShadowgrounds Survivor
30% matchAliens, Survival
AAStarVaders
22% match
ObscureTower Defense: Infinite War
22% matchSurvival, Casual
ObscureThe Alien Trials
20% matchAction
AAZombie Gunship Survival
24% matchSurvival, Action
ObscureSovereign's End
29% matchBullet Hell, Space
ObscureThe War of the Worlds: Andromeda
35% matchAction
AAOperation: New Earth
24% matchAliens, Futuristic
ObscureRX squad
35% matchAction, Casual
ObscureIron Marines Invasion
25% matchSpace, Action
ObscureSTE : Save The Earth
23% matchCasual
AAKiller Klowns From Outer Space: The Game
21% matchSurvival, Action
AA20 Minutes Till Dawn
26% matchBullet Hell, Survival
AAAground
24% matchSurvival, Casual
ObscureALIENS INVADED OUR PLANET
35% matchAction, Casual
ObscureOblivion's Edge
30% matchAction
ObscureSurvival Simulator 生存模拟器
28% matchSurvival
ObscureFuture War Tactics: SOF vs Alien Invasion – Turn-Based Strategy
22% matchAliens
ObscureEscape From Tethys
23% matchAction
ObscureExZeus™: The Complete Collection
23% matchAliens, Action
ObscureBeware Planet Earth
27% matchAliens, Casual
ObscureMercenary Battle Company: The Reapers
27% matchBullet Hell, Top-Down
ObscureMars Rover Simulator
24% matchSpace, Action
ObscureHumanity Lost
27% matchSpace, Action
IndieAnomaly: Warzone Earth
28% matchAction, Aliens
ObscureSWISCAPE
35% matchAction, Casual
ObscureHostile Planet: Survival
31% matchSurvival, Aliens
ObscureFinal Fleet
26% matchAction, Space
IndieDelivery from the Pain:Survival / 末日方舟:生存
25% matchSurvival, Action
AAADead Space™ 2
27% matchSurvival, Aliens
ObscureMass Effect 2 (2010) Edition
24% matchSpace, Action
AAGalaxy on Fire 2™ Full HD
25% matchSpace, Action
ObscurePeriAreion
26% matchSpace, Similar premise
ObscureWreckborn
27% matchSurvival, Space
ObscureLast Hope on Earth
27% matchSurvival, Action
ObscureAstrox: Hostile Space Excavation
24% matchSpace
ObscureCyClones
24% matchAction, Futuristic
ObscurePLANES ATTACK
27% matchCasual, Action
ObscureUFO: Aftershock
26% matchAliens, Space
ObscureSpace Bit Attack
28% matchAction
ObscureRobots Attack On Vapeland
32% matchAction, Casual
ObscureOne Last Day
30% matchSurvival, Action
AAEarth Defense Force: Insect Armageddon
26% matchAction, Aliens
ObscureHypership Out of Control
29% matchAction, Casual
ObscureASTROSWARM
25% matchSpace, Action
AAASpace Engineers
24% matchSurvival, Space
ObscureHellfire
24% matchAction, Score Attack
ObscureSpace Impossible
30% matchAction, Space