Games Like Interstellar Marines

SCP: 5K is a co-op or singleplayer tactical horror FPS project that puts players in the midst of a conspiracy where the SCP Foundation has turned on humanity. Enjoy Early Access as we continue to work towards a completed full release of the project!

Why similar: Co-op 21.1%, Tactical 18.6%, FPS 17.7%, Multiplayer 9.8%, Shooter 8.3%

Why You'll Like It: Combines tactical military shooter mechanics with a deep, unsettling sci-fi horror narrative.

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.

Why similar: Tactical 32.5%, FPS 22.2%, Multiplayer 9.3%, Co-op 9.3%, Shooter 8.1%

Why You'll Like It: Provides an uncompromisingly realistic tactical experience with deep customization and deliberate, slow-paced combat.

Ready or Not is an intense, tactical, first-person shooter that depicts a modern-day world in which SWAT police units are called to defuse hostile and confronting situations.

Why similar: Tactical 28%, FPS 22.2%, Co-op 14.7%, Multiplayer 9.8%, Shooter 8.6%

Why You'll Like It: Offers the most refined tactical, room-clearing gameplay that mirrors the methodical pacing and realism found in Interstellar Marines.

Insurgency: Sandstorm is a hardcore tactical FPS built on lethal close-quarters combat and ruthless intensity. Every bullet count, every step matters, and teamwork is your only path to survival in the brutality of modern warfare.

Why similar: FPS 30.2%, Tactical 20.1%, Shooter 11%, Multiplayer 10.7%, Co-op 9.6%

Why You'll Like It: Delivers intense, realistic gunplay and tactical team cooperation in a modern military setting.

A fast paced multiplayer shooter that pits aliens against humans in a strategic and action-packed struggle for survival!

Why similar: FPS 27.6%, Multiplayer 16.1%, Sci-fi 10.4%, Team-Based 9.8%, Tactical 8.6%

Why You'll Like It: Features a unique blend of asymmetrical sci-fi combat where tactical team coordination is essential for survival.

GTFO is a hardcore cooperative horror shooter that throws you from gripping suspense to explosive action in a heartbeat. Stealth, strategy, and teamwork are necessary to survive in your deadly, underground prison. Work together or die together.

Why similar: FPS 20.3%, Co-op 17.9%, Tactical 13.6%, Multiplayer 10.7%, Online Co-Op 8.8%

Why You'll Like It: A hardcore co-op shooter that perfectly captures the terrifying sci-fi atmosphere and reliance on tactical coordination against overwhelming odds.

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.

Why similar: Tactical 25.9%, FPS 19.5%, Co-op 13.1%, Multiplayer 10.3%, Shooter 10.1%

Why You'll Like It: Focuses on realistic tactical team-based combat in tight environments, emphasizing planning and situational awareness.

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 wanted in a rich science fiction setting. Boarding, pilotable capital ships, deep weapon customization and full AI support included!

Why similar: FPS 25.8%, Sci-fi 14.2%, Multiplayer 12.8%, Tactical 10.6%, Action 8.4%

Why You'll Like It: Offers large-scale sci-fi tactical combat that captures the grand scope of space-based military operations.

Space Hulk: Deathwing - Enhanced Edition is a First-Person Shooter based on Games Workshop’s cult classic board game set in Warhammer 40,000 universe. Expanding upon the original game, and featuring a host of new content, new features and a richer multiplayer mode.

Why similar: FPS 23.7%, Co-op 23.1%, Shooter 9.8%, Multiplayer 9.8%, Action 9.4%

Why You'll Like It: Captures the claustrophobic sci-fi horror of fighting through dark, derelict ships with heavy tactical weaponry.

A PVP tactical FPS about PLANNING & EXECUTION. Sound strategy and good teamwork are essential for victory because new PROCEDURALLY-GENERATED MAPS are delivered every week. You'll face a new tactical challenge every round.

Why similar: Tactical 26.8%, FPS 25.2%, Multiplayer 13.3%, Shooter 10.8%, Team-Based 10.2%

Why You'll Like It: Prioritizes team planning and tactical execution, requiring players to coordinate every move before breaching a room.

Marauders is a tactical first-person multiplayer looter shooter set in a sci-fi universe. As a space pirate, work solo, or in a squad with up to 3 other players to navigate a hostile battleground, hunt for loot, craft new weapons and gear, and salvage what you’ll need to survive.

Why similar: FPS 34%, Tactical 23.3%, Shooter 14.3%, Space 7.7%, Action 7%

Why You'll Like It: A tactical extraction shooter set in a gritty sci-fi universe that rewards careful movement and tactical positioning.

You & your friends are the deadliest killers in the galaxy – the US Colonial Marines. It’s up to you to not just survive, but wipe out the Xeno infestation.

Why similar: FPS 27%, Co-op 18.7%, Sci-fi 10.8%, Multiplayer 9.2%, Action 9.2%

Why You'll Like It: Delivers a direct sci-fi horror experience that mirrors the aesthetic and tension of fighting alien threats in dark corridors.

Six Days in Fallujah is an intensely realistic first-person tactical shooter based on true stories from one of this century’s toughest urban battles.

Why similar: Tactical 20.9%, FPS 19.5%, Co-op 15.7%, Multiplayer 9.3%, Shooter 7.7%

Why You'll Like It: A highly realistic military shooter that emphasizes the danger of urban environments and the necessity of tactical movement.

Merciless trench warfare immerses you and your squad in intense battles of attack and defense. Verdun is the first multiplayer FPS set in an authentic World War One setting offering a rarely seen battlefield experience.

Why similar: Co-op 25.2%, FPS 17.9%, Tactical 16.2%, Shooter 13.4%, Multiplayer 9.6%

Why You'll Like It: Focuses on realistic, gritty trench warfare where tactical positioning and team coordination are vital for survival.

TAKEDOWN is a thinking-person’s shooter; brutal, hardcore and deadly - like the real thing. Not for the faint hearted, Takedown requires you to bring your 'A' game - FPS fans looking for an ultra hardcore experience only need apply!

Why similar: FPS 31.2%, Tactical 25.1%, Co-op 9.6%, Multiplayer 7.8%, Action 7.3%

Why You'll Like It: A hardcore tactical shooter that strips away arcade elements to focus on realistic, slow-paced room clearing.

Rainbow Six® Siege is the reference in tactical team shooters, where elite strategy and execution triumph. Enjoy free access to Quick Match, Unranked, and Dual Front game modes with a selection of operators.

Why similar: FPS 23.2%, Tactical 22%, Multiplayer 11.8%, Co-op 10.1%, Shooter 9.8%

Why You'll Like It: The gold standard for tactical, objective-based indoor combat where environment destruction and team synergy are key.

NOW AVAILABLE! When the Earth falls to an extra-terrestrial invasion, humanity becomes an endangered species. Earthfall is a four-player cooperative shooter that challenges players to survive hordes of ruthless alien drones and their inscrutable masters.

Why similar: FPS 26.9%, Co-op 23.4%, Online Co-Op 10.2%, Shooter 8.9%, Action 8.9%

Why You'll Like It: A co-op shooter that emphasizes team survival against waves of alien enemies in a sci-fi setting.

The Forever Winter is a tactical shooter where you and your squad must loot the dead to survive under the shadow of terrifying and gargantuan war machines locked in a never-ending conflict. Millions of deaths later the war continues with our latest update!

Why similar: Tactical 23.7%, Co-op 20.1%, Sci-fi 14.9%, Shooter 14.1%, Horror 11.8%

Why You'll Like It: A tactical survival shooter that focuses on scavenging and stealth in a bleak, war-torn sci-fi landscape.

Black One Blood Brothers is a tactical military shooter game where strategy and coordination are key. Command a squad of top operators, with unique skills, through high-risk missions around the globe. Customize your crew, plan your missions, and adjust on the fly for a vast replayability.

Why similar: Tactical 33.8%, FPS 30.6%, Shooter 12.4%, Action 8.8%, Simulation 6.4%

Why You'll Like It: A tactical military simulation that allows for deep control over squad behavior and mission planning.

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!

Why similar: Co-op 36.3%, Multiplayer 21.5%, Sci-fi 9.8%, Online Co-Op 9.4%, Space 8.6%

Why You'll Like It: Focuses on the cooperative management of a sci-fi vessel, requiring intense communication and tactical role distribution.

Operate an advanced mining ship in a fully destructible and open-world environment!

Why similar: Action 25.8%, Sci-fi 14%, Indie 13.4%, Simulation 13.4%, Space 13.3%

Why You'll Like It: Features 6-degree-of-freedom space combat that emphasizes tactical maneuvering in complex, destructible environments.

Dead Effect 2 is the newest addition to the acclaimed Dead Effect franchise. This action sci-fi shooter is looking to push the boundaries of first-person shooters to new levels with slick graphics, rich narrative and RPG elements.

Why similar: FPS 25.7%, Co-op 22.7%, Multiplayer 10.3%, Action 8.2%, Horror 7.9%

Why You'll Like It: Blends fast-paced FPS action with sci-fi horror elements and co-op progression systems.

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

Why similar: FPS 25.9%, Tactical 20.3%, Multiplayer 13.5%, Shooter 12.5%, Online Co-Op 6%

Work together to survive the devastating Dinosaur horde in huge, endless environments.

Why similar: FPS 26.6%, Co-op 18.3%, Multiplayer 14.4%, Shooter 8.8%, Online Co-Op 8.6%

Why You'll Like It: A cooperative sci-fi shooter that focuses on large-scale combat against diverse alien threats.

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.

Why similar: Co-op 26.4%, FPS 24%, Sci-fi 12.2%, Multiplayer 8%, Space 7.7%

Take to the streets for intense close quarters combat, where a team's survival depends upon securing crucial strongholds and destroying enemy supply in this multiplayer and cooperative Source Engine based experience.

Why similar: FPS 49%, Tactical 15.2%, Multiplayer 8%, Co-op 6.8%, Shooter 6%

NS2: Combat is a powerful twitch-shooter where space marines battle aliens through a competitive mixture of MOBA & FPS playstyles. Are you ready?

Why similar: FPS 28.3%, Multiplayer 17.1%, Action 14.7%, Shooter 10.8%, Sci-fi 8.9%

Why You'll Like It: A streamlined, action-oriented spin-off that retains the tactical sci-fi flavor and team-based mechanics of its predecessor.

Fight for your life in the INDIE SCI-FI FPS game fit for both casual and hard-core gamers with a passion for hunting down hordes of zombies. Prepare yourselves for the incoming nightmare!

Why similar: FPS 35.4%, Multiplayer 11.1%, Shooter 9.9%, Sci-fi 9.7%, Action 9.7%

Why You'll Like It: Provides a straightforward sci-fi horror FPS experience with a focus on atmosphere and survival.

Starship Troopers: Extermination is a 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!

Why similar: FPS 21.5%, Co-op 18.3%, Sci-fi 12.1%, Multiplayer 11.4%, Shooter 8.9%

Tom Clancy's Rainbow Six® Vegas 2 - the sequel to the award-winning next-generation first-person shooter - returns to Sin City. Tom Clancy's Rainbow Six Vegas 2 is your last chance to rescue America's sexiest city from an escalating terrorist siege that will force you into heart-pounding action from beginning to end.

Why similar: Tactical 27.4%, FPS 23.2%, Co-op 17.1%, Multiplayer 7.8%, Action 6.8%

S.B.T.F. is a very hard arcade-style / rogue-like / perma-death first person shooter. You play as Marines who must brave dark, claustrophobic and terrifyingly intense Space Beast infested spacecraft in order to extract critical data and lucrative upgrades. Can you make it out alive?

Why similar: FPS 25.6%, Co-op 23.9%, Sci-fi 9.4%, Horror 9.3%, Action 8.6%

Guardians of Orion is a Sci-Fi Action RPG Looter Shooter with Dinosaurs and Robots. Complete Mission Objectives all over the Galaxy with your friends to earn new Gear & Rewards!

Why similar: Co-op 24.4%, Multiplayer 17.7%, FPS 12.2%, Shooter 11%, Action 10.8%

The co-op open-world space sim where everyone has a role! Pilot the ship. Reroute power. Launch nukes. Explore alien planets. Research new talents. Work together to find the Lost Colony! ...or just deliver some biscuits

Why similar: Co-op 23.1%, FPS 19.1%, Sci-fi 13.6%, Multiplayer 13%, Space 7.4%

Nuclear-powered space combat in the 23rd century! In The Black ® is an intense, realistic space combat simulator with a serious respect for science. It is laser focused on the pilot experience and features single- and online multiplayer game modes, plus robust ship customization options.

Why similar: Sci-fi 22%, Shooter 21.1%, Multiplayer 14.9%, Space 11.7%, First-Person 9.5%

NEMESIS DISTRESS is a unique multiplayer Sci-Fi horror experience that aims at creating unforgettable, cinematic moments. Remember – this is NOT a shooter, in Nemesis you are not the hunter. You are the PREY.

Why similar: FPS 28.7%, Shooter 12.8%, Sci-fi 9.7%, Team-Based 8.7%, Horror 7.7%

EXFIL delivers raw tactical FPS intensity with no distractions. No loot grinding, no gimmicks, just pure realism. EXFIL tests your strategy, comms, and teamwork in high-stakes tactical engagements. Will your squad rise to the challenge?

Why similar: Tactical 19%, FPS 17.5%, Co-op 16.1%, Multiplayer 9.9%, Shooter 7.9%

Direct Contact delivers an authentic and immersive first-person, Co-Op tactical experience, built for those who demand realism, strategy, and precision. Operate as Special Forces, utilizing a vast arsenal of real-world weapons and equipment. Engage in dynamic combat.

Why similar: Tactical 34.2%, Shooter 21.3%, Action 13.4%, First-Person 10%, Simulation 8.8%

GRAV is a sand box experience where you explore a multitude of planets, hunt strange alien creatures, build and defend outposts, craft weapons and armor, and attempt to survive against other players in a hostile environment.

Why similar: Co-op 27.1%, Multiplayer 26.5%, Sci-fi 14.6%, Space 11.2%, Action 8%

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 Body Bomb on photoreal maps where teamplay, tactics, and clutch skill are key.

Why similar: Tactical 21.8%, FPS 21.2%, Co-op 14.4%, Multiplayer 9.3%, Shooter 7.8%

In a dark Cyberpunk world, you (and up to 3 friends) wage war against the all-powerful Federation in this Source-powered FPS/RPG.

Why similar: FPS 36.2%, Co-op 20.8%, Sci-fi 8.7%, Multiplayer 7.5%, Action 7.3%

PlanetSide 2 is an all-out planetary war, where thousands of players battle as one across enormous continents. Utilize infantry, ground and air vehicles, and teamwork to destroy your enemies in this revolutionary first-person shooter on a massive scale.

Why similar: FPS 30.7%, Tactical 12.9%, Shooter 10.9%, Multiplayer 9.7%, Sci-fi 7.6%

Take charge of a SWAT unit as an elite operator. Command a specialized AI squad or team up in co-op to seize suspects, rescue civilians, and restore order. Study the briefing, kit out your team, and execute your plan with disciplined precision.

Why similar: FPS 21.5%, Tactical 20.2%, Co-op 14.7%, Multiplayer 11%, Shooter 9.8%

Species: Unknown is a 1 to 4 players co-op survival horror. Complete high-risk missions aboard an abandoned ship while being hunted by an unknown creature. Survive and upgrade your gear to face each new threat that lurks in the dark.

Why similar: FPS 21%, Multiplayer 12.7%, Sci-fi 12.2%, Online Co-Op 12.2%, Horror 10.8%

Experience close-quarters battles in iconic WWII settings. Defend the line, storm the beach, torch the enemy, or use a radio to call in fire support. Day of Infamy is a teamwork-oriented shooter that will keep you on your toes and coming back for more with its diverse game modes and authentic arsenal.

Why similar: FPS 31.4%, Tactical 17.1%, Multiplayer 14.2%, Co-op 10.1%, Shooter 9.8%

MoonMiners is a cooperative survival simulator of miners in space, in an alternative dystopian future. You take on the role of space miners working for an evil corporation far from home, and it will be much easier for you to die than to do your job.

Why similar: Co-op 20.6%, FPS 18.4%, Multiplayer 11.5%, Online Co-Op 8.8%, Team-Based 8.8%

Contagion isn't your average Zombie Shooter but instead takes a more realistic and different approach to the popular genre with unique characters, environments, weapons, items, and a built in system that makes every round completely unpredictable with resources, objectives, and paths ever changing.

Why similar: FPS 30.7%, Co-op 27.7%, Shooter 13.3%, Horror 10.1%, First-Person 6.9%

Contain is a Tactical Co-Op FPS game. Form your squad of four players to fight against the anomalies. Try to "Contain" them where the line between ordinary and extraordinary is blurred.

Why similar: FPS 24.2%, Tactical 18.3%, Co-op 13.4%, Shooter 10.2%, Multiplayer 8.5%

In Ghost Recon Future Soldier join an elite team of highly trained, cut-throat special-ops soldiers. Armed to the teeth with unrivalled combat technology, Ghost Recon takes you to the globe’s most deadly warzones to hunt down the highest value targets.

Why similar: Tactical 26.9%, Co-op 21.7%, Multiplayer 13.2%, FPS 12.4%, Action 12.3%

In OPERATOR, you will play as an elite Tier 1 operator undergoing dangerous clandestine operations all over the globe. With a strategic, measured, and unforgiving style of gameplay. You are the tactical advantage, Good luck.

Why similar: Tactical 27.2%, FPS 24.3%, Multiplayer 12.8%, Shooter 12.5%, Action 7%

You decide the combat role you want to assume in the world of Brink as you fight to save yourself and mankind’s last refuge!

Why similar: FPS 34%, Multiplayer 14.4%, Co-op 11.9%, Shooter 9%, Action 7.4%