Top similar games like Steam Marines 2:
Steam Marines 2 $24.99
Steam Marines 2 leaves you in charge of the I.S.S. Delhi, ready to take back your space station.
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Interstellar Marines$9.99
UPDATE 28 AVAILABLE - Interstellar Marines is an immersive tactical sci-fi First Person Simulator in the making, offering a unique blend of tactical gameplay, dynamic environments and non-scripted AI. Play Singleplayer or Co-op/PvP on servers around the world.
Ultimate Admiral: Age of Sail$29.99
Ultimate Admiral: Age of Sail is a tactical wargame from the creators of the Ultimate General series set amidst the epic naval campaigns in the period of the American Revolutionary and Napoleonic Wars.
Stranded Shootout$0.99
Stranded Shootout is a roguelike bullet hell game about a space marine who crash-landed on an unknown planet. Upon awakening, the marine realizes that he and his ship are besieged by hostile aliens. Test your skills and see how long you can endure the endless onslaught.
GearStorm - Armored Survival$11.99
GearStorm - Armored Survival is a story-driven, open-world sci-fi survival adventure. Discover what led to the Phage, a deadly virus apocalypse and our escape to a alien world. Explore a vast alien planet, build your base, create your colony, acquire vehicles, weapons, and supplies to defend it.
Steam Marines$19.99
Steam Marines is a squad based Roguelike set on a steampunk spaceship. It features tactical play focused on positioning and careful use of resources. Built to keep you on your toes as you progress through the decks of your besieged ship while clearing enemies and trying to reach each level's elevator.
Iron Marines$14.99
Real-time strategy battles in amazing sci-fi worlds! Command brave soldiers, mighty mechas and powerful aliens to face the greatest challenges in hostile alien worlds. The galaxy needs you!
Line Of Defense Tactics - Tactical Advantage$9.99
A real-time strategy combat game based on the world of the Line Of Defense. Command a team of four Galactic Command marines in highly classified missions in space and on planets.
Notrium$1.99
You have crash-landed on Notrium. Your food supplies are running low, and a pack of predatory aliens have your scent. You're out of bullets for your pistol, your only weapon a handful of rocks. A freezing night is setting in, and you are desperately looking for firewood. Can you survive?
Millennium 5 - The Battle of the Millennium$6.99
How can 13 peasants challenge 13 rich, powerful and well-educated martial artists? Enter the final, grandiose episode of a saga no stranger to the likes of Karate Kid, and carrying an uplifting message of hope, perseverence and friendship.
Universal Combat CE$9.99
The ultimate space capital ship combat compendium is the evolution of hard core space combat sims. The only game of its kind currently in existence.
Omega Squad$2.99
Lead a team of marines inside a space station infested with monsters. Level up your squad and upgrade your weapons in order to clean the station of any threat. But don't forget to manage your squad as health and fatigue will play a big role in your squad's performance.
Invaders from Dimension X$12.99
Invaders From Dimension X! is a solitaire game depicting battles between the crack 124th Galactic Marine Raider Battalion (nicknamed “The Old Reprobates”) of the Unified Space Alliance Defense Force and the invading “pods” of a mysterious alien race, commonly known as the Kay’otz.
Super Turbo Demon Busters!$11.99
STDB! is a rogue-like game about hardcore mercenaries and space marines escaping from a very cozy planet filled with monsters, nuclear fire, viruses and pixelated violence.
Battlevoid: Sector Siege$9.99
Battlevoid: Sector Siege is an epic straight into action real-time space strategy game, in which the world has been built to deliver a lively battle field; and the action is never more than just seconds away at the start of every game.
Stellar Tactics$19.99
A Sci-Fi role-playing game featuring turn-based ground combat, space exploration, deep character customization and a massive living universe with over 160,000 star systems. Equip your ships with the best equipment you can find, gather a powerful crew of mercenaries and set out into the void!
The Cleansing - VersusFREE
The Cleansing - Versus is a competitive, real time tactic, PvP game with RPG elements, set in a feudal dystopian future. You take control of a party of heroes and go to battle. Raise your banner over captured territories to gain capture points and resources.
Door Kickers 2: Task Force North$24.99
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".
Eden Survivors$4.99
Welcome, hackers, you're being transferred to Eden City to defend its citizens against the alien threat! Eden Survivors is a single-player survivor-like auto-shooter where players must defeat hordes of alien invaders until the extraction time.
Satisfactory$39.99
Satisfactory is a first-person open-world factory building game with a dash of exploration and combat. Play alone or with friends, explore an alien planet, create multi-story factories, and enter conveyor belt heaven!
Edge of Space$14.99
Suit up as an operative of the Ark Corporation, sent to the farthest reaches of the universe in search of habitable planets to terraform. However, after the long space journey you awaken from cryosleep to find that your ship has gone way off course and is disabled near a strange new world.
Planetaries$19.99
Experience a vast Sci-fi open-world survival TD game set on a distant planet deep in the universe. Craft, build, mine, trade, explore, and survive in this alien world. Collect Data and defend against waves of enemies seeking to banish you. Enjoy the adventure in Singleplayer or Multiplayer.
They Can't Stop All Of UsFREE
D.A.B. Your foes in co-op & PvP battles. (D)efend bases with weapons and skill. (A)ttack with clever AI armies. (B)uild amazingly creative defenses.
SCUM$39.99
Traverse punishing environments, looting, crafting and evading the constant threats to your life. The unprecedented levels of character customization and progression are your ultimate tools for survival.
SpaceBourne$14.99
Spacebourne is an open space exploration game with Rpg elements. Its world consists of different factions at war. You as an expert pilot need to choose your side or be on no one's side and create a force of your own. Load up your weapons, Ready your ship and warp to adventure.
Tactics: Age of Affliction$39.99
A strategy RPG focused on rebuilding your capital city and planning your tactical excursions into the wildland of the Old World. You'll be responsible for the fate of your people through difficult choices. Will you bring safety and comfort or will you die and be forgotten?
Crimson Connect Origin$5.99
Survive, collector's heroes!! game is a fusion genre of real-time strategy and roguelike. Survive to the end through defense-style battles
The Long Dark$19.99
THE LONG DARK is a thoughtful, exploration-survival experience that challenges solo players to think for themselves as they explore an expansive frozen wilderness in the aftermath of a geomagnetic disaster. There are no zombies -- only you, the cold, and all the threats Mother Nature can muster.
Frigato: Shadows of the Caribbean$11.99
Frigato: Shadows of the Caribbean is a challenging Real-Time Tactics stealth game set in the intriguing realm of pirates. Take command over a motley crew of sea rogues and beat the British Royal Navy to the Caribbean’s most valuable treasure.
Galactic Garrison$6.99
Galactic Garrison is a sci-fi, turn-based tower defense game where you defend your base from relentless alien waves on Mars. Deploy soldiers, build barricades, and upgrade defenses to withstand attacks. Earn powerful reward cards to gain strategic advantages and outmaneuver your enemies.
ARK: Survival Evolved$14.99
Stranded on the shores of a mysterious island, you must learn to survive. Use your cunning to kill or tame the primeval creatures roaming the land, and encounter other players to survive, dominate... and escape!
Panzer Strategy$29.99
Panzer Strategy is a World War II wargame that combines classic turn-based strategy gameplay with modern looks. Command your armies and adapt your units to any objective using a huge selection of real-life military equipment and battle skills.
Rune Gate$9.99
Rune Gate is a roguelite deckbuilder centered on card customization. Craft unique battle strategies with different runes. Face continuous challenges, where every choice can lead to victory or defeat. Dive into Rune Gate, unleash creativity, and explore endless card combinations.
Eden RisingFREE
Brace yourself for a brand new action-packed Open World. Explore a huge world to gather materials for gear and defenses. Use everything at your disposal to defend your bases and defeat hordes of hostile monsters. Play solo or up to 8-player online!
Project Hedra$9.99
Project Hedra is an open-world, low-poly RPG. Create your hero and explore infinite worlds filled with dungeons, temples, and more. Craft gear, potions, and more to aid you on your journey.
Alien Weapon Test Grounds$1.99
Alien weapons with unique physics await in this fast-paced FPS. Battle waves of enemies across diverse landscapes, lighting, and weather. Beware the unstable space-time continuum.
Claustrophobia: The Downward Struggle$4.99
Grab your weapon of choice, polish your Rogue senses, and get ready to be thrown into the dark and oppressing dungeons of Claustrophobia! Experience deep character development, fast-paced tactical combat, and mountains of epic loot. Here begins a roguelike quest for glory, slaughter, and anything shiny!
PHAGEBORN: Online Card GameFREE
An immersive online card game that combines rich and engaging lore, with deep and strategic gameplay. Build powerful decks in synergy with the Avatar of your choice, obliterate your enemies, and decide the fate of the universe!
Consortium: THE TOWER$24.99
A hardcore sci-fi first-person role-playing experience. Explore, talk, fight and/or sneak through The Churchill Tower in 2042! Play an active role in the ongoing narrative. Every choice counts.
WARSHIFT$9.99
Unique mix of Action, RTS and RPG gameplay elements that forms an innovative game genre. You can build base, manage troops, and then come down to keep your enemy at gunpoint in the dynamic battle and customize your main characters.
Relic Hunters Legend$14.99
A Top-Down Shooter/Looter RPG with a touching story inspired by JRPG classics. Shoot enemies, get loot, and customize your characters. Multiple endgame systems and over 100 hours of play await you solo or up to 4-player co-op!
Void Lands$2.99
A fast-paced 2D action RPG where you play as a skilled archer battling through intense monster hordes, epic boss fights, and loot-rich arenas. Customize your abilities, find powerful gear, and master dynamic combat in a world filled with endless challenges and upgrades.
GROUND BRANCH$29.99
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.
Playground Mayhem$3.99
Defend your base solo or with friends against endless waves of foes using your weapons and turrets. Are you up for the challenge?
Breaking Gates$3.99
Venture into a vibrant, hand-drawn world in this action-packed 2D RPG! Master fast-paced combat, uncover hidden secrets, and forge powerful gear as you embark on a thrilling journey to save a kingdom on the brink of collapse.
Cascade Tactics$9.99
Cascade Tactics is a tactical RPG full of interesting and interactive abilities. Hire your team, choose your classes, upgrade your equipment, and progress through a 40-mission story sequence.
WARMACHINE: TacticsFREE
Turn-based tactical combat set in the award-winning world of the Iron Kingdoms. Command your custom squad of steam-powered robots and elite warriors in raging battles dominated by magic and mechanika. Battle in online multiplayer and play the epic 21-mission single player campaign!
Into the Stars$19.99
Take the role of Captain in this Space Survival Simulation as you explore a massive star system in search of a new home for humanity. Outfit your ship, hand pick your crew and set off on a journey through an open-world where you must scavenge resources, shelter civilians and outrun a hostile alien force.
VR Emergency Response Sim$6.99
Virtual Reality Emergency Response Sim Is A Single Player, Multiplayer Emergency Services Simulator Taking Place In Virtual Reality (VR). Includes Fire And Rescue, Paramedic, And Law Enforcement.
Space Haven$22.99
Embark on a space voyage with your ragtag crew of civilians in search of a new home. Build spaceships tile by tile, create optimal gas conditions, manage the needs and moods of their crew, encounter other space-faring groups, and explore the universe in this spaceship colony simulation.
Rune Knights$19.99
Rune Knights is a cooperative action RPG focused on customization, crafting, and combat. Customize your character's aesthetics, stats, gameplay, and gear as you battle through procedurally generated and hand-crafted levels with your allies.
♞ The Tactics of War ♞$199.99
Become part of historical battles, take the lead and help your army defeat the enemy.