Games like Galactic Missile Defense
by Black Sheep Games
Galactic Missile Defense is a shooter and tower defense game, where you must protect Earth from the invading Martians that declared war on our planet just because a space rover accidentally ruined their picnic!
View on Steam · $1.99 →
Ranked by how similar the games actually are, not by sales. Released and Price are remembered for next time.
Closest matches
$1.99Mars 2099
2 days ago · Oldschool Tobias
Both: Arcade · Shoot 'Em Up
Defend humanity's first Mars colony in this fast-paced modern arcade space shooter. Battle asteroid storms, hostile UFOs, complete challenging missions, and master skill-based gameplay inspired by the golden age of arcade classics.
ActionArcadeShoot 'Em UpPixel GraphicsSpaceRetroDifficultControllerSingleplayerMars
$7.99Arcadium - Space Odyssey
Jan 26 · Luciano Bercini
Both: Arcade · Aliens
A bullet heaven roguelite set in a procedurally generated universe. Land on planets to harvest resources, craft hundreds of game-breaking builds, and unleash them on relentless waves of aliens. Every run unveils a new universe: endless challenges, endless discoveries.
Bullet HeavenRogueliteArcadeAction RoguelikeBullet HellProcedural GenerationTwin Stick ShooterTop-Down ShooterSpaceAliens👍 110
$4.99Operation: Outbreak Idle
Sep 4 · DeadLogics
Both: Tower Defense · Survival · Shoot 'Em Up
Command automated military defenses, upgrade your fortress, and survive massive zombie waves in this action-packed idle defense game. Build powerful defenses, unlock upgrades, and hold the line against endless undead hordes.
Tower DefenseZombiesStrategySingleplayerCasualSurvivalShoot 'Em UpIncrementalShooter3D
$19.99The Front
Oct 30 · Samar Studio
Both: Survival · Tower Defense · Shooter
The Front is a survival open-world crafting sandbox game. You are a resistance fighter sent back in time to stop the rise of a tyrannical empire. Collect resources, craft tech, build shelters, and fight monsters to accomplish your mission.
Open World Survival CraftMultiplayerSurvivalCraftingBase BuildingBuildingOpen WorldTower DefenseSandboxShooter👍 9,553
$1.99Zyrcon
Jul 23 · DIGITALICA
Both: Shoot 'Em Up · Arcade · Fast-Paced
A mouse-only, endless sci-fi arcade shooter with dead-simple controls — just aim and auto-fire kicks in. Shatter asteroids into plasma cores, wield three upgradeable weapons, freeze time, and survive endless difficulty scaling.
Bullet HellIndieShoot 'Em UpBullet HeavenTop-Down ShooterArcadeScore AttackAction2DFast-Paced
New$1.90BABU - Blow All Blocks Up!
Today · Hoopdy Woopdy Games (UG)
Both: Arcade · Shooter
A sci-fi 80s retro shooter and bullet hell. Use your plasma cannon and bombs to repell an alien invasion. Either defeat the alien robots building and upgrading the blocks and turrets - or blow all of their blocks up! 20 straightforward levels.
ActionCasualArcade2DPixel GraphicsOld School1980sShooterReal Time Tactics1990's
$11.99Sublight
5 days ago · CODEBREW SOFTWARE LTD
Both: Arcade
Sublight is a space bullet heaven roguelike, where you captain a powerful warship and carve through escalating waves of enemies. Upgrade your arsenal, unlock new ships, and experiment with countless builds to dominate the battlefield.
Action RoguelikeBullet HellRogueliteArcade3DTop-DownActionCasualLootSci-fi
-10%$7.19Bot slash Bot
2 days ago · Traveller's Box
Both: Fast-Paced · Arcade
You click - You dash - You slash. Bot slash Bot is a fast-paced, top-down Hack n‘ Slash in which you control a rogue robot slashing & dashing through your former co-machines holding you captive! It's all about speed. Time is running out.
Fast-PacedHack and SlashArcadeIndieDifficultTop-DownPost-apocalypticCombatTime AttackSwordplay
-20%$10.39ODDCORE
Jan 7 · ODDCORP
Both: Shoot 'Em Up · Shooter · Arcade
You have only 5 minutes to stylishly explode your way through the hordes of corrupted entities in a retro FPS, roguelike liminal-nightmare... and Timmee is here to help!
Early AccessRoguelikeArena ShooterBoomer ShooterRetroFPSShoot 'Em UpBullet HellShooterArcade👍 1,083
$19.99Astro Colony
Jun 2 · Terad Games
Explore endless Universe and create the most efficient constellation of colonies. Build conveyor systems to automate production. Take care of Astronauts and their needs! Establish new colonies as part of intergalactic simulation.
Base BuildingAutomationSpaceResource ManagementColony SimSimulationMultiplayerStrategyBuildingIndie👍 2,397
Also worth a look
Share some of the same DNA, but further from the original.
$29.99Occupy Mars: The Game
Jan 30 · ▲ Pyramid Games
Both: Survival
Survive and colonize Mars alone or in online co-op. Build and upgrade your base, craft equipment, mine resources, produce water, oxygen and food, explore an open world, and repair complex machinery in a technical survival sandbox.
Open World Survival CraftBase BuildingSurvivalCraftingOnline Co-OpOpen WorldResource ManagementExplorationSandboxPvE👍 2,717
$14.99Yet Another Zombie Survivors
Aug 20 · Awesome Games Studio
Both: Arcade
The Horde is coming, but you're ready to fight it! Assemble your squad, choose their upgrades, and build powerful synergies against thousands of undead. Survive. Then evolve. Then break every limit in this deceptively simple but addictive bullet heaven game.
Bullet HeavenAction RoguelikeZombiesTop-Down ShooterRogueliteIndieArcadeSingleplayerAction RPGRoguelike👍 14,162
-25%$11.24There Is mORE
3 days ago · ByteBeyond
Both: Tower Defense · Survival
Mine by day, defend by night. Master 25+ spells, sell rare ores for gear upgrades, and grow stronger each run in this procedurally generated roguelite tower defense. Enjoy full controller and Steam Deck support.
RogueliteTower DefenseAction RoguelikeMiningSurvivalProcedural GenerationExplorationMagicBase Building2D
New-40%$2.99Thuggin It Further
Yesterday · Firetoad Games, Nebula Radiance
Both: Arcade
High intensity co-op roguelite space adventure party game for 2–4 players (or bots). Take on crew jobs, keep a failing ship alive, and survive procedural missions with endless exploration, light RPG progression, and real-time crisis gameplay.
Early AccessAction RoguelikeExplorationStrategyRoguelitePvEArcadeParty GameAction-AdventureRoguelike
$5.99Geometry Arena 2
Jan 16 · 011 Games
Both: Shooter · Arcade
Geometry Arena 2 distills RPG depth and Roguelite elements into a unique loop of [ Meta-Progression + Endless Challenges ]. Mix and match Weapons, Bodies, Modules, and Pets to craft your game-breaking builds! Minimalist lines, vibrant colors!
Bullet HeavenArena ShooterHack and SlashTop-Down ShooterBullet HellRoguelitePvEShooterArcadeRoguelike👍 381


