- #1 EARTH DEFENSE FORCE 5
97% matchVery Positive94% of 11,514 reviews2019
Dev: SANDLOTPub: D3PUBLISHER
Windows
Median: 13.9 hrsMean: 41.2 hrs≥1hr: 93%
Stand and fight for humanity. This arcade shooter takes place in the year 2022, as the Earth Defense Force fends off an all-out attack by unknown life forms. Become an EDF soldier, battle against endless hordes of immense enemies, and restore peace to the earth.
Why similar: Third-Person Shooter 23%, Online Co-Op 14.9%, Mechs 11.2% ★, Action 10.8%, Local Co-Op 9.8%
Why You'll Like It: The direct predecessor to the seed game, offering the most similar gameplay loop and refined mechanics.
- #2 EARTH DEFENSE FORCE 4.1 The Shadow of New Despair
96% matchVery Positive95% of 10,529 reviews2016
Dev: SANDLOTPub: D3PUBLISHER
Windows
Median: 4.9 hrsMean: 21.3 hrs≥1hr: 89%
It's a fight for the future of the planet between the Ravagers, a merciless swarm of alien invaders, and the Earth Defense Force (EDF) in this third-person shooter.Play as four different classes in over 80 missions with a range of 800 weapons at your disposal.Co-op play supported.
Why similar: Third-Person Shooter 29.2%, Online Co-Op 13.3%, Mechs 11.2% ★, Local Co-Op 9.6%, Co-op 8.8%
Why You'll Like It: A classic entry in the series that defines the core EDF experience of fighting massive alien swarms.
- #3 Starship Troopers: Extermination
96% matchMostly Positive79% of 33,336 reviews2024
Dev: Offworld
Windows
Median: 4.9 hrsMean: 18.9 hrs≥1hr: 86%
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: Online Co-Op 22.5%, Shooter 14.1%, Sci-fi 13.9%, PvE 12.6%, Co-op 12.2%
Why You'll Like It: Thematically identical to EDF, focusing on squad-based survival against endless waves of insectoid threats.
- #4 HELLDIVERS™ 2
95% matchMostly Positive75% of 1,158,075 reviews2024
Dev: Arrowhead Game StudiosPub: PlayStation Publishing LLC
Windows
Median: 45.6 hrsMean: 106.9 hrs≥1hr: 98%
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.
Why similar: Third-Person Shooter 26.8%, Online Co-Op 18.1%, Shooter 10.1%, PvE 10%, Sci-fi 7.8%
Why You'll Like It: Captures the exact same spirit of chaotic, cooperative bug-squashing and over-the-top military satire.
- #5 Aliens: Fireteam Elite
94% matchMostly Positive80% of 27,025 reviews2021
Dev: Cold Iron Studios
Windows
Median: 4.7 hrsMean: 17.7 hrs≥1hr: 87%
Aliens: Fireteam Elite is a cooperative third-person survival game set in the iconic Alien Universe. Battle through hordes of different types of Xenomorph, customize your character and gear, and level-up as you try to contain this ever-growing threat.
Why similar: Third-Person Shooter 29.9%, Online Co-Op 16.1%, Shooter 14.1%, Co-op 12.2%, Sci-fi 10%
Why You'll Like It: A focused co-op shooter that emphasizes squad coordination against relentless alien hordes.
- #6 Deep Rock Galactic
92% matchOverwhelmingly Positive97% of 379,294 reviews2020
Dev: Ghost Ship GamesPub: Coffee Stain Publishing
Windows
Median: 14.2 hrsMean: 76.4 hrs≥1hr: 94%
Deep Rock Galactic is a 1-4 player co-op FPS featuring dwarven space miners, procedurally-generated destructible environments, and endless hordes of alien monsters. Explore cave systems, mine for minerals, and work together to survive!
Why similar: Co-op 26.5%, PvE 23.5%, Shooter 22.7%, Sci-fi 17.2%, Action 10.1%
Why You'll Like It: Features excellent co-op horde-clearing, destructible environments, and a strong sci-fi aesthetic.
- #7 Lost Planet® 2
94% matchMixed66% of 3,064 reviews2010
Dev: CAPCOM CO., LTD.Pub: Capcom
Windows
Median: 2.2 hrsMean: 10.8 hrs≥1hr: 65%
Lost Planet 2, the sequel to Lost Planet™: Extreme Condition, the landmark third-person shooter that sold over 2.3 million units worldwide, is now available on Steam!
Why similar: Third-Person Shooter 31.9%, Mechs 17.1% ★, Co-op 12.8%, Action 9.5%, Sci-fi 9.4%
Why You'll Like It: A classic co-op shooter that centers on epic boss encounters and sci-fi weaponry.
- #8 EARTH DEFENSE FORCE: IRON RAIN
93% matchMixed59% of 1,529 reviews2019
Dev: YUKE'SPub: D3PUBLISHER
Windows
Median: 5.0 hrsMean: 12.9 hrs≥1hr: 92%
Save the world without hope. Year 2040. An action TPS where you will become one of the EDF soldiers and fight against the invaders from outer space which ruined the world. In the world settings which differs from the original "EARTH DEFENSE FORCE" series, more than 50 missions in five difficulties await for your challenge.
Why similar: Third-Person Shooter 23.7%, Action 17.7%, Mechs 10.9% ★, Online Co-Op 10%, Local Co-Op 8.1%
Why You'll Like It: A spin-off offering a more gritty, customizable take on the traditional EDF formula.
- #9 World War Z
91% matchVery Positive82% of 32,437 reviews2021
Dev: Saber Interactive Inc
Windows
Median: 7.6 hrsMean: 35.1 hrs≥1hr: 90%
World War Z is a heart-pounding coop third-person shooter for up to 4 players featuring massive swarms of hundreds of zombies, focused on fast-paced, gruesomely spectacular action.
Why similar: Third-Person Shooter 25.3%, Online Co-Op 21%, Shooter 11.1%, Multiplayer 10.4%, Co-op 9.9%
Why You'll Like It: Utilizes a unique engine to render massive, screen-filling swarms that require heavy firepower to manage.
- #10 Serious Sam 4
91% matchVery Positive83% of 17,675 reviews2020
Dev: CroteamPub: Devolver Digital
Windows
Median: 7.1 hrsMean: 15.7 hrs≥1hr: 90%
Serious Sam 4 reignites the classic FPS series in a high-powered prequel loaded with an explosive arsenal, intergalactic carnage, and perfectly timed one-liners.
Why similar: Gore 18.9%, Shooter 18.4%, Co-op 16%, Action 13.4%, Multiplayer 11%
Why You'll Like It: Delivers the same arcade-style intensity with thousands of enemies on screen at once.
- #11 ARMORED CORE™ VI FIRES OF RUBICON™
89% matchVery Positive92% of 85,572 reviews2023
Dev: FromSoftware, Inc.
Windows
Median: 16.0 hrsMean: 32.9 hrs≥1hr: 92%
A new action game based on the concept of the ARMORED CORE series that uses the knowledge gained from FromSoftware's recent action game development.
Why similar: Mechs 44.2% ★, Sci-fi 19%, Action 13.5%, Multiplayer 12.3%, 3D 8.4%
Why You'll Like It: Provides high-octane mech combat with deep customization and challenging, large-scale boss fights.
- #12 CUSTOM MECH WARS
90% matchMixed43% of 595 reviews2023
Dev: D3PUBLISHER
Windows
Take customization to the extreme with the Omega Customization System and battle with one-of-a-kind combat units in this all-new third-person shooter mecha game.
Why similar: Third-Person Shooter 29%, Mechs 16.8% ★, Online Co-Op 16.2%, Shooter 7.8%, PvE 6.9%
Why You'll Like It: Shares the same over-the-top, arcade-style absurdity and deep customization focus as EDF.
- #13 DAEMON X MACHINA
89% matchVery Positive84% of 6,843 reviews2020
Dev: Marvelous Inc.Pub: XSEED Games
Windows
Median: 4.1 hrsMean: 10.9 hrs≥1hr: 84%
Pilot your fully customizable Arsenal mech and join your fellow mercenaries in defending humanity from the corrupted machines and gigantic robots in this post-apocalyptic action game!
Why similar: Mechs 42.7% ★, Action 16.3%, Third-Person Shooter 13.8%, Sci-fi 12.9%, Multiplayer 5%
Why You'll Like It: Features fast-paced mech action with a focus on loot collection and mission-based combat.
- #14 Risk of Rain 2
87% matchVery Positive94% of 351,788 reviews2020
Dev: Hopoo GamesPub: Gearbox Publishing
Windows
Median: 19.5 hrsMean: 64.5 hrs≥1hr: 94%
Escape a chaotic alien planet by fighting through hordes of frenzied monsters – with your friends, or on your own. Combine loot in surprising ways and master each character until you become the havoc you feared upon your first crash landing.
Why similar: Third-Person Shooter 45.7%, Co-op 13.1%, Online Co-Op 13%, Multiplayer 11.2%, Shooter 8.4%
Why You'll Like It: Provides a similar sense of escalating chaos and power-scaling against endless waves of enemies.
- #15 Earthfall
88% matchMixed65% of 2,306 reviews2018
Dev: Holospark
Windows
Median: 3.2 hrsMean: 6.8 hrs≥1hr: 87%
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: Online Co-Op 27.6%, Co-op 16%, Shooter 14.5%, Action 12.8%, Gore 7.7%
Why You'll Like It: A co-op shooter that pits players against alien invasions in a familiar survival-horde format.
- #16 Killing Floor 2
86% matchVery Positive88% of 129,277 reviews2016
Dev: Tripwire Interactive
Windows
Median: 9.8 hrsMean: 85.9 hrs≥1hr: 92%
In KILLING FLOOR 2, players descend into continental Europe after it has been overrun by horrific, murderous clones called Zeds that were created by rogue elements of the Horzine Corporation. 6-player Co-Op & 12-player VS Zed-slaughtering mayhem.
Why similar: Online Co-Op 25.3%, Shooter 17.9%, Gore 15.4%, Co-op 14.3%, Multiplayer 11.2%
Why You'll Like It: A visceral co-op wave-based shooter that emphasizes team coordination and heavy weaponry.
- #17 MEGATON MUSASHI W: WIRED
86% matchMostly Positive80% of 725 reviews2024
Dev: LEVEL5 Inc.
Windows
Median: 6.9 hrsMean: 22.4 hrs≥1hr: 93%
Launch a counteroffensive to take back the Earth from alien invaders in this mecha action RPG.
Why similar: Mechs 26.9% ★, PvE 17.8%, Online Co-Op 17%, Sci-fi 12.6%, Action 8.1%
Why You'll Like It: A spectacle-heavy mech action game with deep PvE combat mechanics and mission-based progression.
- #18 EARTH DEFENSE FORCE: WORLD BROTHERS 2
85% matchVery Positive89% of 233 reviews2024
Dev: YUKE'SPub: D3PUBLISHER
Windows
The Earth is in pieces...again! We've gotta do more to save the planet!
Why similar: Third-Person Shooter 33.4%, Shooter 14.6%, Online Co-Op 12.5%, Action 11.9%, Sci-fi 6.8%
Why You'll Like It: A voxel-based spin-off that retains the core EDF spirit and character collection mechanics.
- #19 EARTH DEFENSE FORCE: WORLD BROTHERS
84% matchVery Positive81% of 805 reviews2021
Dev: YUKE'SPub: D3PUBLISHER
Windows
Median: 4.3 hrsMean: 9.0 hrs≥1hr: 85%
A new EDF adventure begins! Only this time, the action unfolds in a parallel world where the Earth is made of digital blocks. This world has befallen into chaos, as the once peaceful square Earth has been shattered into pieces. Shape aside, it is an Earth nonetheless which needs to be defended.
Why similar: Third-Person Shooter 32.6%, Shooter 15.8%, Online Co-Op 14.2%, Action 12.7%, Sci-fi 7.3%
Why You'll Like It: The original voxel-based entry in the series that offers a lighthearted take on the EDF formula.
- #20 SD GUNDAM BATTLE ALLIANCE
84% matchMixed63% of 6,105 reviews2022
Dev: ARTDINKPub: Bandai Namco Entertainment
Windows
Median: 9.9 hrsMean: 30.4 hrs≥1hr: 87%
SD Gundam Battle Alliance is a multiplayer Gundam action RPG where you can smash foes solo or with friends in thrilling mechanized combat. Acquire new mobile suits, power them up, and take them into battle in various missions!
Why similar: Mechs 22.1% ★, Online Co-Op 20.3%, PvE 13.2%, Sci-fi 12.6%, Co-op 11.1%
Why You'll Like It: Combines mech action with co-op mission structures and RPG-style progression.
- #21 GUNDAM BREAKER 4
82% matchMostly Positive73% of 4,215 reviews2024
Dev: CRAFTS & MEISTER Co., Ltd.Pub: Bandai Namco Entertainment Inc.
Windows
Median: 20.9 hrsMean: 33.6 hrs≥1hr: 91%
Create your own ultimate Gundam in the newest Gundam Breaker! With more customizable parts than ever before, you finally have the freedom to build your perfect Gunpla. Test it in battle using the brand new dual-weapon system and break parts off of your enemies and add them to your collection.
Why similar: Mechs 39.8% ★, Action 23.2%, Co-op 19.6%, 3D 9.3%, Multiplayer 4.1%
Why You'll Like It: Focuses on building and customizing your own mechs to take on waves of enemies in an action-heavy format.
- #22 Earth Defense Force: Insect Armageddon
83% matchVery Positive87% of 1,153 reviews2011
Dev: Vicious Cycle Software, Inc.Pub: D3PUBLISHER
Windows
Median: 2.5 hrsMean: 8.5 hrs≥1hr: 67%
Thousands of giant insects and aliens once again ravage the earth, and only the Earth Defense Force can stop them.
Why similar: Third-Person Shooter 49.5%, Online Co-Op 14.8%, Action 14.4%, Co-op 10.4%, Sci-fi 6.5%
Why You'll Like It: A Western-developed take on the series that simplifies the formula for quick arcade action.
- #23 FREEDOM WARS Remastered
81% matchMostly Positive70% of 1,351 reviews2025
Dev: Dimps CorporationPub: Bandai Namco Entertainment Inc.
Windows
Median: 8.8 hrsMean: 15.5 hrs≥1hr: 82%
Born into a one-million-year prison sentence, you must survive deadly missions to earn any hope of freedom. Die in prison or live on the battlefield. The choice is yours.
Why similar: Co-op 25.7%, Multiplayer 19.1%, Action 16%, Online Co-Op 11.2%, PvE 11%
Why You'll Like It: Features intense, high-mobility combat against giant enemies in a dystopian setting.
- #24 Red Faction Guerrilla Re-Mars-tered
82% matchMostly Positive80% of 4,429 reviews2018
Dev: VolitionPub: Deep Silver
Windows
Median: 3.6 hrsMean: 7.7 hrs≥1hr: 86%
Red Faction: Guerrilla re-defines the limits of destruction-based game-play with a huge open-world, fast-paced guerrilla-style combat, and true physics-based destruction.
Why similar: Third-Person Shooter 47.2%, Sci-fi 16.5%, Shooter 10.1%, Action 8.5%, Multiplayer 7.3%
Why You'll Like It: Shares the incredibly satisfying environmental destruction that makes the EDF series so engaging.
- #25 MechWarrior 5: Mercenaries
80% matchVery Positive85% of 15,811 reviews2021
Dev: Piranha Games Inc.
Windows
Median: 9.8 hrsMean: 54.5 hrs≥1hr: 85%
The year is 3015. The battlefields are dominated by war machines known as BattleMechs. Level entire cities and decimate the enemy in your BattleMech. Follow a quest for glory and revenge. Manage an expanding mercenary company. Fight alongside your friends with a four-player PvE co-op.
Why similar: Mechs 26.4% ★, Online Co-Op 19.2%, Shooter 16.1%, Co-op 12.9%, PvE 9%
Why You'll Like It: A more tactical, simulation-heavy approach to mech combat for those who enjoy the heavy hardware of EDF.
- #26 Warframe
79% matchVery Positive88% of 675,054 reviews2013
Dev: Digital Extremes
Windows
Median: 12.6 hrsMean: 281.5 hrs≥1hr: 89%
Awaken as an unstoppable warrior and battle alongside your friends in this story-driven free-to-play online action game
Why similar: Third-Person Shooter 42.9%, Online Co-Op 13.4%, Action 9.4%, Shooter 9.2%, Sci-fi 8.2%
Why You'll Like It: Offers fast-paced, high-mobility sci-fi combat against massive hordes of enemies.
- #27 Iron Brigade
81% matchVery Positive86% of 1,239 reviews2012
Dev: Double Fine Productions
Windows
Median: 1.8 hrsMean: 7.5 hrs≥1hr: 62%
Join The Mobile Trench Brigade and protect humanity from the evil Monovision menace!
Why similar: Third-Person Shooter 31.9%, Mechs 28.7% ★, Action 16%, Co-op 14.4%, Online Co-Op 5.3%
Why You'll Like It: Blends tower defense strategy with third-person mech shooting in a charming, arcade-like package.
- #28 M.A.S.S. Builder
77% matchVery Positive85% of 4,118 reviews2025
Dev: Vermillion DigitalPub: Sekai Project
Windows
Median: 3.6 hrsMean: 11.9 hrs≥1hr: 71%
Commander, customize and build your Mechanical Assault Skeleton Suit (M.A.S.S.) and lead the fight against an alien invasion bent on exterminating the human race. The fate of humanity is in your hands.
Why similar: Third-Person Shooter 29.8%, Mechs 22.9% ★, Shooter 14.4%, Sci-fi 13.4%, Multiplayer 7.7%
- #29 Granvir
76% matchVery Positive91% of 876 reviews2025
Dev: Airborne GamesPub: GIGATANK 3000
Windows · Linux
Median: 3.5 hrsMean: 6.9 hrs≥1hr: 73%
Granvir is a 3rd person action roguelite mech-builder with co-op multiplayer. Scavenge the battlefield for parts to replace and upgrade your Granvir and weaponry. PIlot your Granvir and manage your campaign between battles to find the best equipment and stay supplied while fighting a guerilla war.
Why similar: Third-Person Shooter 29.9%, Online Co-Op 19.2%, Mechs 17.9% ★, Shooter 9.3%, Sci-fi 8.9%
- #30 OUTRIDERS
78% matchMixed67% of 61,273 reviews2021
Dev: People Can FlyPub: Square Enix
Windows
Median: 25.9 hrsMean: 51.3 hrs≥1hr: 97%
Outriders’ brutal and bloody combat combines frenetic gunplay, violent powers and deep RPG systems to create a true genre hybrid.
Why similar: Third-Person Shooter 39.9%, Co-op 13.4%, Online Co-Op 9.8%, Action 7.7%, Shooter 7.6%
Why You'll Like It: A sci-fi shooter that emphasizes aggressive playstyles and powerful, ability-based combat.
- #31 Lost Planet™: Extreme Condition
79% matchVery Positive81% of 2,238 reviews2007
Dev: CAPCOM Co., Ltd.Pub: Capcom
Windows
Median: 1.4 hrsMean: 6.2 hrs≥1hr: 57%
Driven to the brink of extinction on ice-covered wastelands, humankind fights to survive. Battle to survive against gargantuan alien Akrid and treacherous Snow Pirates on the vast and frozen landscape of EDN III.
Why similar: Third-Person Shooter 40.4%, Mechs 20.9% ★, Action 14.9%, Sci-fi 13.3%, Shooter 7.1%
Why You'll Like It: The original entry that defined the series' focus on cold-weather sci-fi and giant monster hunting.
- #32 LOST PLANET® 3
78% matchMixed63% of 3,908 reviews2013
Dev: Spark UnlimitedPub: Capcom
Windows
Median: 4.0 hrsMean: 8.6 hrs≥1hr: 90%
The extreme and unpredictable conditions that characterized the Lost Planet series return, harsher than ever before. Lost Planet 3 reveals new truths about the foreboding planet and the colonial history of E.D.N. III.
Why similar: Third-Person Shooter 36.7%, Action 14.9%, Sci-fi 13%, Shooter 11.1%, Mechs 10.9% ★
Why You'll Like It: Continues the sci-fi monster-hunting legacy with a more narrative-driven, third-person approach.
- #33 Mecha Knights: Nightmare
76% matchVery Positive92% of 1,634 reviews2021
Dev: Damian Kubiak
Windows
Median: 2.2 hrsMean: 6.9 hrs≥1hr: 64%
Mecha action shooter, plunging the player into an apocalyptic war. Engage in epic battles with endless hordes of monsters in your powerful customizable mechs.
Why similar: Mechs 30.5% ★, Shooter 16.3%, Third-Person Shooter 13.1%, Sci-fi 11.7%, Action 10.1%
- #34 Aliens: Fireteam Elite 2
75% matchMixed51% of 836 reviews2026
Dev: Cold Iron StudiosPub: Daybreak Game Company
Windows
This is a fight for survival. Xenomorphs swarm in overwhelming numbers. Every room could be your last.
Why similar: Third-Person Shooter 33.7%, Shooter 15.4%, Action 11.5%, Online Co-Op 7.7%, Co-op 7.7%
- #35 EARTH DEFENSE FORCE 4.1 WINGDIVER THE SHOOTER
77% matchMixed66% of 261 reviews2018
Dev: CloudsPub: D3PUBLISHER
Windows
Median: 3.2 hrsMean: 4.2 hrs≥1hr: 88%
The story from behind the scenes of EDF 4.1 unravels here. The EDF series is back with new feelings of despair and bug-slaying satisfaction as you fight your way through never-ending swarms of giant insects in a vertical scrolling shoot 'em up!
Why similar: Action 73.7%, Violent 26.3%
- #36 Granvir: Zero Front
73% matchVery Positive87% of 226 reviews2025
Dev: Airborne GamesPub: GIGATANK 3000
Windows · Linux
Granvir: Zero Front is a 3rd person action roguelite mech-builder with co-op multiplayer. Experience the prelude to Granvir as the resistance response to the Millennium Company invasion. Pilot your Granvir, manage your campaign between battles to find the best equipment, and stay in the fight.
Why similar: Third-Person Shooter 24%, Online Co-Op 15%, Mechs 13.6% ★, Shooter 8.5%, Co-op 7.6%
- #37 MOBILE SUIT GUNDAM BATTLE OPERATION 2
75% matchMostly Negative22% of 21,525 reviews2023
Dev: Bandai Namco Forge Digitals Inc.Pub: Bandai Namco Entertainment Inc.
Windows
Median: 2.5 hrsMean: 85.5 hrs≥1hr: 68%
This is a free-to-play team battle action game based on the "Mobile Suit Gundam" series of the Universal Century. Whether by land or by space, lay waste to your foes using either your favorite Mobile Suit or roam the battlefield as infantry and capture important objectives.
Why similar: Third-Person Shooter 36.8%, Mechs 21% ★, Shooter 12.7%, Multiplayer 7.3%, PvE 6.5%
- #38 HELLDIVERS™ Dive Harder Edition
73% matchVery Positive90% of 33,359 reviews2015
Dev: Arrowhead Game StudiosPub: PlayStation Publishing LLC
Windows
Median: 4.7 hrsMean: 20.7 hrs≥1hr: 80%
HELLDIVERS™ is a hardcore, cooperative, twin stick shooter. As part of the elite unit called the HELLDIVERS, players must work together to protect SUPER EARTH and defeat the enemies of mankind in an intense intergalactic war.
Why similar: Online Co-Op 29.4%, Local Co-Op 18.4%, Co-op 16.5%, Sci-fi 8.6%, Shooter 7.9%
- #39 Space Beast Terror Fright
73% matchVery Positive92% of 1,795 reviews2022
Dev: nornware AB
Windows
Median: 1.9 hrsMean: 5.2 hrs≥1hr: 64%
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: Co-op 19.4%, Local Co-Op 19.4%, Action 14.6%, Sci-fi 13%, Gore 10.3%
- #40 Exoprimal
72% matchMixed69% of 4,407 reviews2023
Dev: CAPCOM Co., Ltd.
Windows
Median: 9.2 hrsMean: 25.6 hrs≥1hr: 91%
Exoprimal is an online, team-based action game that pits humanity's cutting-edge exosuit technology against history's most ferocious beasts – dinosaurs.
Why similar: Shooter 19.3%, Sci-fi 15.5%, Third-Person Shooter 15.1%, Action 11.6%, Online Co-Op 11.4%
- #41 Mycopunk
69% matchVery Positive89% of 4,663 reviews2025
Dev: Pigeons at PlayPub: Devolver Digital
Windows
Median: 5.1 hrsMean: 15.5 hrs≥1hr: 84%
Cut through fungal aliens in this hyper-customizable, mission based looter shooter. Hundreds of hand-crafted upgrades, 4-player co-op, and a little roach man. What’s not to love?
Why similar: Online Co-Op 32.8%, Shooter 19.2%, PvE 16.1%, Action 14.6%, Co-op 11.8%
- #42 Angels Fall First
69% matchVery Positive81% of 4,045 reviews2026
Dev: Strangely Interactive Ltd
Windows
Median: 1.5 hrsMean: 5.4 hrs≥1hr: 63%
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!
Why similar: Shooter 20.9%, Sci-fi 20%, Co-op 16.5%, Multiplayer 13.9%, Violent 13.5%
- #43 Mass Effect™ 3 N7 Digital Deluxe Edition (2012)
72% matchMostly Positive76% of 2,792 reviews2020
Dev: BioWarePub: Electronic Arts
Windows
Median: 12.4 hrsMean: 41.3 hrs≥1hr: 72%
Earth is burning. The Reapers have taken over and other civilizations are falling like dominoes. Lead the final fight to save humanity and take back Earth from these terrifying machines, Commander Shepard.
Why similar: Third-Person Shooter 35.8%, Sci-fi 16.1%, Shooter 13.4%, Online Co-Op 10.6%, Action 9.1%
- #44 Daemon X Machina: Titanic Scion
70% matchMixed63% of 2,495 reviews2025
Dev: Marvelous Inc.Pub: XSEED Games
Windows
Median: 4.0 hrsMean: 9.7 hrs≥1hr: 81%
Feel the exhilaration of fast-paced combat in your fully customized armored suit as you freely explore a deadly and dangerous world on land or in the air. Take on titanic boss battles with alone or with up to two other friends in online co-op!
Why similar: Mechs 35.8% ★, Sci-fi 22.2%, PvE 15.7%, Co-op 8.7%, Action 8%
- #45 HARDCORE MECHA
71% matchVery Positive83% of 2,685 reviews2019
Dev: RocketPunch Games
Windows
Median: 4.4 hrsMean: 6.7 hrs≥1hr: 81%
HARDCORE MECHA is a 2D platformer action focusing on a better handling. The Campaign mode offers rich gameplay and seamless in-game cut-scenes for an immersive experience. Choose your favorite mecha, experience the fast-paced hardcore competitive battle of steel in Multiplayer!
Why similar: Mechs 21.9% ★, Shooter 13.1%, Online Co-Op 12.6%, Sci-fi 12.5%, Action 12.2%
- #46 LEFT ALIVE™
74% matchMostly Negative32% of 918 reviews2019
Dev: Square Enix
Windows
Median: 3.4 hrsMean: 7.1 hrs≥1hr: 86%
LEFT ALIVE™ is a brand-new survival action shooter telling a human story of survival from the perspective of three different protagonists during the devastating invasion set in war-torn Novo Slava in 2127.
Why similar: Third-Person Shooter 35.3%, Mechs 20.2% ★, Action 12.5%, Gore 11.3%, Violent 11.2%
- #47 MOBILE SUIT GUNDAM SEED BATTLE DESTINY REMASTERED
69% matchMostly Positive79% of 850 reviews2025
Dev: Bandai Namco Forge Digitals Inc.Pub: Bandai Namco Entertainment Inc.
Windows
Median: 4.9 hrsMean: 11.0 hrs≥1hr: 82%
Become a pilot in the world of Mobile Suit Gundam SEED, for the first time available with English localization! Engage in thrilling, action-packed Gundam battles, complete missions, and tune up your newly acquired Mobile Suits!
Why similar: Mechs 57.1% ★, Action 33.2%, Anime 6.4%, Singleplayer 3.4%
- #48 Warhammer 40,000: Space Marine 2
67% matchVery Positive84% of 222,956 reviews2024
Dev: Saber InteractivePub: Focus Entertainment
Windows
Median: 14.7 hrsMean: 40.5 hrs≥1hr: 96%
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.
Why similar: Third-Person Shooter 37.5%, Co-op 13.2%, PvE 12.5%, Multiplayer 9.7%, Sci-fi 9.5%
- #49 Vanquish
70% matchVery Positive90% of 7,957 reviews2017
Dev: PlatinumGamesPub: SEGA
Windows
Median: 4.6 hrsMean: 6.1 hrs≥1hr: 84%
PlatinumGames’ revolutionary sci-fi action shooter slide-boosts onto PC. Battle legions of future-tech enemies using a vast arsenal of weapons, including all DLC. Fully unlocked framerate and gorgeous HD resolutions up to 4K. The definitive way to play: war has accelerated.
Why similar: Third-Person Shooter 43.6%, Sci-fi 15.3%, Shooter 13.9%, Action 11.1%, Mechs 9.5% ★
- #50 Dark Sector
71% matchMostly Positive75% of 3,546 reviews2009
Dev: Digital Extremes
Windows
Median: 42 minMean: 7.7 hrs≥1hr: 43%
A third-person Action/Shooter that thrusts players into a sci-fi flavored nightmare scenario set in the post Cold War era.
Why similar: Third-Person Shooter 43.8%, Action 13.4%, Shooter 11.8%, Gore 10.2%, Violent 7%
- #51 Killing Floor 3
68% matchMixed44% of 23,413 reviews2025
Dev: Tripwire Interactive
Windows
Median: 12.3 hrsMean: 43.4 hrs≥1hr: 93%
It’s 2091 and megacorp Horzine has produced the ultimate army: an obedient horde of bioengineered monsters called zeds. Now, join the rebel group Nightfall in this co-op action/horror FPS that puts you and your teammates in a battle for the future of humanity.
Why similar: Shooter 20%, PvE 17.9%, Co-op 17.2%, Sci-fi 11.9%, Gore 11.6%
- #52 Fortified
71% matchMostly Positive75% of 1,738 reviews2016
Dev: Siege Camp
Windows
Median: 3.2 hrsMean: 5.0 hrs≥1hr: 89%
Fortified is an explosive strategy shooter where players will defend the Earth against a menacing Martian invasion in the 1950s. Play as one-of-four pulp inspired heroes as they fight swarms of terrifying robots with an arsenal of Cold War era weapons and experimental technology.
Why similar: Action 74.9%, Third-Person Shooter 10.3%, Co-op 5.4%, Multiplayer 2.7%, Sci-fi 2.5%
- #53 War Tech Fighters
70% matchMostly Positive77% of 337 reviews2018
Dev: Drakkar DevPub: Green Man Gaming Publishing
Windows
Median: 4.7 hrsMean: 5.6 hrs≥1hr: 91%
War Tech Fighters - the space action game that combines the spectacular action of Japanese Anime with Hollywood Blockbusters. Configure, upgrade and customize your War Tech and dive into battle to fight back the Zatronian forces and save your galaxy!
Why similar: Third-Person Shooter 34.8%, Mechs 20.1% ★, Shooter 15%, Sci-fi 12.5%, Action 8.7%
- #54 Void Crew
65% matchVery Positive86% of 8,426 reviews2024
Dev: Hutlihut GamesPub: Focus Entertainment
Windows
Median: 9.2 hrsMean: 16.8 hrs≥1hr: 94%
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: Online Co-Op 21.7%, Co-op 19.1%, PvE 16.7%, Multiplayer 13.6%, Sci-fi 12.9%
- #55 Tom Clancy’s Rainbow Six® Extraction
67% matchMixed66% of 3,158 reviews2023
Dev: Ubisoft MontrealPub: Ubisoft
Windows
Median: 2.8 hrsMean: 11.0 hrs≥1hr: 72%
Tom Clancy's Rainbow Six® Extraction is a tactical, co-op, PvE first-person shooter where you and your squad face an evolving alien threat. Teamwork, tactics, and flawless execution are key to your survival.
Why similar: Online Co-Op 29.4%, Shooter 18.2%, PvE 17.6%, Action 11%, Sci-fi 9.3%
- #56 Outpost: Infinity Siege
66% matchMixed65% of 13,623 reviews2024
Dev: Team RangerPub: Lightning Games
Windows
Median: 16.2 hrsMean: 41.4 hrs≥1hr: 91%
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.
Why similar: Shooter 24.9%, Sci-fi 23.6%, Co-op 22.4%, 3D 13.6%, Action 11.9%
- #57 ARC Raiders
62% matchVery Positive82% of 413,683 reviews2025
Dev: Embark Studios
Windows
Median: 41.5 hrsMean: 98.8 hrs≥1hr: 97%
ARC Raiders is a multiplayer extraction adventure, set in a lethal future earth, ravaged by a mysterious mechanized threat known as ARC.
Why similar: Third-Person Shooter 35.4%, Online Co-Op 16.3%, PvE 13.8%, Shooter 11.9%, Multiplayer 9.9%
- #58 MechWarrior 5: Clans
64% matchMostly Positive74% of 5,862 reviews2024
Dev: Piranha Games Inc.
Windows
Median: 17.5 hrsMean: 25.4 hrs≥1hr: 90%
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.
Why similar: Mechs 21.6% ★, Shooter 17.2%, Sci-fi 11.9%, Action 10.3%, Online Co-Op 9.8%
- #59 DYNASTY WARRIORS: ORIGINS
62% matchVery Positive93% of 30,036 reviews2025
Dev: KOEI TECMO GAMES CO., LTD.
Windows
Median: 29.8 hrsMean: 43.8 hrs≥1hr: 95%
Become immersed in exhilarating battles as a nameless hero in the Three Kingdoms
Why similar: Action 47.3%, 3D 42.1%, Singleplayer 10.5%