Games like Interstellar Marines

Zero Hour is a tactical FPS with online team-based game play that takes place in a variety of fictional locations interpreted in Bangladesh with Real-life scale & resource management. It brings a grounded, close quarter combat experience to the game.

Bodycam is the first tactical multiplayer FPS with a true body-camera view in Unreal Engine 5. Close-quarters combats feel raw and loud. Every angle, callout, and bullet matters. Play Deathmatch, Team Deathmatch, and Wingman on photoreal maps where teamplay, tactics, and clutch skill are key.

Starship Troopers: Extermination is an up to 16-player co-op FPS that puts you on the far-off frontlines of an all-out battle against the Bugs! Squad up, grab your rifle, and do your part as an elite Deep Space Vanguard Trooper to take back planets from the Arachnid threat!

From commanding the battle standing on the bridge of your flagship all the way down to tactical infantry firefights - AFF brings together all the combat you ever loved in a rich science fiction setting. Boarding, pilotable capital ships, deep weapon customization and full Bot support included!

La Quimera is a story-driven FPS set in dystopian future Latin America. In a fractured world where microstates rely on mercenary forces, you are an operative caught in a web of lies and deception. Play alone or with up to two friends geared with futuristic weapons, exoskeletons and combat abilities.

Jump Space (formerly Jump Ship) is a mission based co-op PvE for 1-4 players, where you are the crew of a spaceship. Transition seamlessly from crewing the ship to on-foot exploration and space walks. Explore, upgrade, and survive intense encounters in deep space together.

From one of the developers behind the original Rainbow Six® and Ghost Recon® games, comes a thinking-man's first-person shooter featuring in-depth character and weapon customization. Take your time. Think ahead. Get the job done.

Deadzone: Rogue is a roguelite FPS set in space. Blast through swarms of hostile machines, combine powerful augments and elements to forge your build, and grow stronger with each run — solo or in co-op.

Onward is the most immersive tactical VR shooter. Join your squad for a wide variety of competitive PvP, co-op PvE, and solo game modes, including intense multiplayer battles or 4-player co-op missions. Realistic weaponry and combat mechanics will push your survival and combat skills to their limit

Battle for survival against endless alien hordes with your friends! The Anacrusis is a first-person shooter that dynamically adjusts difficulty to you. Experience intense 1-4 player co-op action or play as the aliens and stop your friends in 1-8 player Versus mode. Full Steam Workshop support!

Enter a high-stakes PvE-first open-world tactical shooter set on a quarantined Southeast Asian island torn apart by faction warfare. Deploy as an elite operator, fight solo or with your squad to carry out missions, earn reputation, and explore the truth behind the Event igniting the conflict.

Step into a world over run with Mycha, a strange mineral with seemingly magical powers. Clear monster-infested environments and protect researchers on your own or with up to three other players online. Welcome to The Federation.

From the developers of Warhammer 40,000: Gladius, ZEPHON is a post-apocalyptic 4X strategy game built on Proxy’s unique tactical combat system. Guide survivors through a turbulent future, navigating unexpected disasters, eldritch horror and cyberpunk monstrosities. What will you do to survive?

Into the Radius 2 is an immersive VR survival shooter, set in a realm of surreal landscapes and deadly entities known as Pechorsk Anomaly. Arm yourself with realistic weapons and venture deeper into the mysteries within. Featuring co‑op for up to four players.

Echo Point Nova is an open-world FPS that offers unparalleled freedom and thrilling speed. Designed for both singleplayer and coop. From the creators of Severed Steel.

This is a fight for survival. Xenomorphs swarm in overwhelming numbers. Every room could be your last.

Ripout is an online Co-Op horror FPS that will have players fight their way through procedurally generated derelict ships filled with mutants capable of reconfiguring their alien bodies. Survive with your trusty Pet Gun companion, collect loot, and customize your character to fit your playstyle.

Embody the superhuman skill and brutality of a Space Marine. Unleash deadly abilities and devastating weaponry to obliterate the relentless Tyranid swarms. Defend the Imperium in spectacular third-person action in solo or multiplayer modes.

FPS/mecha hybrid europolice sim with emphasis on interacting with NPCs and different gameplay systems.

Beyond Citadel is an anime style retro throwback shooter inspired by the classics of the 90's, with realistic gunplay mechanics, anime violence and fast paced combat. Fight your way through the heavily armed mechanical fortress and discover the secret that lies beneath.

Roboquest is a fast FPS Roguelite in a scorched futureworld. You're a rebooted Guardian, ready to kick some metal ass! Fight with your buddy or by yourself and annihilate hordes of deadly bots in ever-changing environments.

In MECHWARRIOR 5: CLANS, players become new Smoke Jaguar pilots in the Clan Invasion of the Inner Sphere. Lead a five-mech "Star" squad across diverse planets, engaging in an expansive campaign with immersive gameplay and intricate combat. Customize BattleMechs and explore strategic options.

The Galaxy’s Last Line of Offence. Enlist in the Helldivers and join the fight for freedom across a hostile galaxy in a fast, frantic, and ferocious third-person shooter.

Tactical extraction shooter meets immersive survival horror. Play as rival mercenaries fighting for loot, or as alien monsters hunting humans from the shadows. Solo or with friends, experience this unique dark take on asymmetrical PvPvE multiplayer.

Skin Deep is an immersive first-person shooter. We got sneezing. We got things getting stuck in your feet. Stalk through a vast non-linear starship and sneak, subvert, and sabotage to survive in this stellar sandbox. You're outnumbered, outgunned, and have no shoes. Welcome to Skin Deep!

Join dangerous raids for loot or intense PvP battles in this new realistic military shooter set in a fractured multiverse. Fight in the quantum unstable zones over control of the active matter – the substance that bends time and space.

Tactical, beautiful, and wholly unique, the GOTY-winning sci-fi RTS returns with Homeworld 3. Assume control and battle through fleet combat in dazzling, fully 3D space while the award-winning story unfolds on a galactic scale.

Engage in massive combined arms battles, create and curate combat missions in real time, and shape your experience with endless community mods. Deploy into the Cold War and experience the most authentic and immersive military sandbox ever created.

S.T.A.L.K.E.R.: Shadow of Chornobyl, the first chapter of the Legends of the Zone Trilogy, which started it all.

S.T.A.L.K.E.R.: Clear Sky is the prequel chapter of the Legends of the Zone Trilogy. With the ability to directly influence the balance of power through Faction Wars, step into the boots of Scar — a seasoned mercenary, able to somehow survive deadly Emissions.

Play the classic STAR WARS™ Battlefront games, online and offline in this definitive collection.

E.E.R.I.E 2 is a tactical shooting game. In the modern Gensokyo, play the role of fairy Luna, and uses a variety of modern light weapons and tactical equipment to join in a war that decides the fate of Gensokyo.

Wage a global war of resistance against an alien invasion. Command turn-based tactical battles, build a network of covert bases, directly control your fighter wings, and achieve strategic victory in a simulation of asymmetric warfare against a technologically superior foe.

In Enlisted, you are not only commanding a single soldier, but an entire squad! This MMO squad based shooter recreates the key battles of the bloodiest war of the 20th century, with hundreds of soldiers, tanks and aircraft taking part in each battle.

S.T.A.L.K.E.R.: Call of Prypiat follows the story of special service agent Major Degtyarev as he investigates the fate of a lost expedition.

In Hollow Space, you are transported to an abandoned space station drifting on the edge of the galaxy. A rescue crew responds to a mysterious SOS signal, only to find that something terrifying lurks in the shadows. Will you dare to face the danger, or will you become the monster yourself?

An alien invasion has fractured humanity into seven ideological factions each with a unique vision for the future. Lead your chosen faction to take control of Earth’s nations, expand across the Solar System, and battle enemy fleets in tactical combat.

Embark on a galactic journey in Cubic Odyssey, an open-world adventure where you explore vibrant planets, craft tools, build vehicles, and fight the Red Darkness. Uncover ancient mysteries, and shape a universe full of life, danger, and limitless possibilities!

You arrive at Mars Site-113, a decaying monument to the SCP Foundation's ambition—and its failures. Once the most secure facility, now a cradle of horrors calling you to uncover its secrets. Face relentless anomalies, humanity's darkest truths, and a mission that demands survival above all else.

Battle for galactic dominance in this real-time 4X strategy game with unrivaled scale! You’ll explore, expand, exploit, and exterminate through military force, diplomacy, trade, culture, influence, and other underhanded tactics.

SENTRY is an action-defense first person shooter where you defend your spaceship against invading aliens. Plot an escape route through hostile space and battle the enemy across your vessel with the support of traps, turrets and environmental destruction.

Command military Special Ops Teams in gripping tactical combat against a Middle East-based terrorist network. Sequel to RockPaperShotgun's "Best Tactics Game of 2014".

Venture forth as part of a specialized team of fellow players tasked with retrieving classified materials, evading the black goo virus, and the nightmarish entities it has spawned. With time running out before the US government initiates a devastating nuclear strike to contain the spreading menace.

Void Crew is a Chaotic, Co-op Roguelite game for 1 to 6 players: Outfit your spaceship and crew for thrilling quests, brave fierce enemies in Space Battles... and try not to panic!

Live the future of despair.The year is 2024 AD. The survivors fought against the remaining threats while trying their best to continue their recovery.Three years passed in the year 2027. In a new world without hope, the time has come to once again resist the fate of the Earth.

Do you like hot dogs? How about horseshoes? Hand grenades? (everyone likes hand grenades) Anyway, we've got all that, and guns. SO MANY GUNS. So if you like ordnance, meat, and far too many groan-worthy puns, this is the VR sandbox game for you.

Lead a strike force against an alien threat in this turn-based tactical RPG from the developers of Battle Brothers. Answer distress calls across different worlds, train and equip infantry, deploy tanks and mechs, and plan and execute missions in detailed turn-based battles.

Embark on a thrilling journey in a high-stakes, turn-based tactics game. Lead an elite squad in a fictional, dystopian Eastern European country as you unravel a conspiracy threatening the state. Navigate intense strategic battles and adapt to ever-evolving challenges to prevail.

A space shooter in which you must defeat alien robots.

Explore a decaying industrial world left behind in humanity's never-ending race to conquer the stars. Beneath its iron skies, desperate souls kill and steal for passage to the still-plentiful frontier worlds. Sink or swim in this high-octane first-person shooter with immersive sim elements.

Command Mobile Outpost and take XEN Firearm to venture deep into the Signet surveillance off-limit area. Collect unique Weapon Units. Amp up the firepower of the Outpost that fights with you. This is an FTD game - FPS, Tower Defense, Base Building and much more all at the same time.

First-person Ability Shooter with fast-paced action, bosses, and multiple levels. A meteorite crashes, leaving a powerful resource that others are willing to do anything to obtain, alongside a dangerous creature that arrived with the meteorite. It's up to you to stop them and save the world.

Unsafe Express is a cooperative first-person survival horror game for 1-4 players. Navigate through space stations, collect materials and outlast your enemies! Choose your objective based on complexity levels, then cast your vote. Gather items, exterminate hostiles, fulfill missions and repeat!

MORTARMEN is a strategic multiplayer PvP first and third person shooter, pitting the New American Coalition versus United Communist Front in a battle for control of Arakousa, a Mediterranean paradise, where soldiers traverse via sliding, rolling, climbing, and HALO drops.