Games like Marathon on Steam

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Pirate Fighting Simulator Pirate Fighting Simulator is a free multiplayer PVP game where you can fight friends or randoms on an island arena

Similarity 52%
Price Free to play
Rating 8.5
Release 13 Nov 2023
Call of Duty®: Ghosts Outnumbered and outgunned, but not outmatched.Call of Duty®: Ghosts is an extraordinary step forward for one of the largest entertainment franchises of all-time. This new chapter in the Call of Duty® franchise features a new dynamic where players are on the side of a crippled nation fighting not for freedom, or liberty, but simply to...

Similarity 52%
Price -5% 57.10€
Rating 6.4
Release 25 Mar 2014
MechWarrior Online™ Legends MechWarrior Online™ Legends is a tactical, 'Mech-based online shooter set in the vast BattleTech Universe. Assume the role of an elite MechWarrior, piloting powerful BattleMechs, fighting for supremacy over the Inner Sphere.

Similarity 52%
Price Free to play
Rating 7.8
Release 10 Dec 2015
Day of Defeat Enlist in an intense brand of Axis vs. Allied teamplay set in the WWII European Theatre of Operations. Players assume the role of light/assault/heavy infantry, sniper or machine-gunner class, each with a unique arsenal of historical weaponry at their disposal. Missions are based on key historical operations.

Similarity 52%
Price 4.99€
Rating 8.8
Release 01 May 2003
KUBOOM Cross-platform hurricane online 3D Shooter

Similarity 52%
Price Free to play
Rating 6.1
Release 07 Oct 2016
Block N Load Five of you. Five of them. Face off in a battle where everything you build, destroy, construct or shoot has a devastating impact on the entire game. Build defences using a crazy range of block types and work together in this FPS where no game is EVER the same. NOW FREE TO PLAY.

Similarity 51%
Price Free to play
Rating 7.7
Release 30 Apr 2015
DOOM 3 A demonic invasion has overwhelmed the Union Aerospace Corporation's Mars research facility. As one of only a few survivors, you must fight your way to hell and back against a horde of demons in this award-winning horror/action FPS and reimagining of the original DOOM.

Similarity 51%
Price -76% 2.42€
Rating 8.4
Release 18 Oct 2012
Judge Dredd: Dredd vs. Death Welcome to Mega-City One, a city of over 400 million people - every one of them a potential criminal. It is the third decade of the 22nd Century, unemployment is widespread, boredom is universal and only the Judges can prevent total anarchy. Empowered to dispense instant justice, they are Judge, Jury and Executioner all in one.

Similarity 51%
Price -95% 0.44€
Rating 8.3
Release 26 Mar 2009
Call of Duty®: Black Ops The biggest first-person action series of all time and the follow-up to critically acclaimed Call of Duty®: Modern Warfare 2 returns with Call of Duty®: Black Ops.

Similarity 51%
Price 39.99€
Rating 8.9
Release 08 Nov 2010
Toaster Arena Toaster Arena is a first person multiplayer arena shooter where players battle it out on different maps and game modes. Use Advanced movement to traverse obstacles and gain the advantage on the battlefield.

Similarity 51%
Price Free to play
Rating 8.6
Release 20 Jan 2025
Day of Defeat: Source Valve's WWII Multiplayer Classic - Now available for Mac.

Similarity 51%
Price 9.75€
Rating 9.0
Release 12 Jul 2010
Deceit Test your instincts at trust and deception in an action-filled, multiplayer first-person shooter. You wake up in unknown surroundings to the sound of the Game Master’s unfamiliar voice, surrounded by five others. A third of your group have been infected with a virus, but who will escape?

Similarity 51%
Price Free to play
Rating 7.8
Release 03 Mar 2017
DOOM Now includes all three premium DLC packs (Unto the Evil, Hell Followed, and Bloodfall), maps, modes, and weapons, as well as all feature updates including Arcade Mode, Photo Mode, and the latest Update 6.66, which brings further multiplayer improvements as well as revamps multiplayer progression.

Similarity 51%
Price -88% 2.47€
Rating 9.4
Release 12 May 2016
Sniper: Ghost Warrior 2 Sniper: Ghost Warrior 2 takes the bulls-eye precision of its predecessor to new and exciting heights!

Similarity 51%
Price -88% 1.25€
Rating 7.4
Release 11 Mar 2013
Counter-Strike Nexon Counter-Strike Nexon is a Free to Play MMOFPS offering competitive PvP and PvE action including content from the original Counter-Strike and all new game modes, map creation function, weapons, and hordes of Zombies!

Similarity 51%
Price Free to play
Rating 6.6
Release 07 Oct 2014
Team Fortress Classic One of the most popular online action games of all time, Team Fortress Classic features over nine character classes -- from Medic to Spy to Demolition Man -- enlisted in a unique style of online team warfare. Each character class possesses unique weapons, items, and abilities, as teams compete online in a variety of game play modes.

Similarity 51%
Price 4.99€
Rating 8.5
Release 01 Apr 1999
Duke Nukem Forever The King arrives with an arsenal of over-the-top weapons, giant explosions and pure unadulterated fun!

Similarity 51%
Price -97% 0.70€
Rating 6.8
Release 09 Jun 2011
Battlefield™ V This is the ultimate Battlefield V experience. Enter mankind’s greatest conflict with the complete arsenal of weapons, vehicles, and gadgets plus the best customization content of Year 1 and 2.

Similarity 50%
Price 49.99€
Rating 7.0
Release 22 Oct 2020
RAID: World War II RAID: World War II is an action-packed four player cooperative shooter set during a time when the Nazi war machine was still winning, and hope was in short supply.

Similarity 50%
Price -42% 5.84€
Rating 6.2
Release 26 Sep 2017
Bet On Soldier Delve into a world where war has become a media frenzy! Survive your battles and bet on your victories!

Similarity 50%
Price -84% 1.29€
Rating 6.6
Release 05 Dec 2014
Gunscape Gunscape provides easy-to-use tools based on a block-placement interface everybody's already familiar with to create all types of maps. Don't like building stuff? Then just blast your way through hordes of monsters or duel with other players!

Similarity 50%
Price -98% 0.40€
Rating 6.4
Release 01 Mar 2016
Frontlines™: Fuel of War™ Frontlines™: Fuel of War™ is an open-world First Person Shooter set on the frontlines of tomorrow. In a world ravaged by a global energy crisis, environmental decay, and economic depression, players assume the role of an elite soldier in the Western Coalition Army on an epic crusade against the Red Star Alliance to control the last of...

Similarity 50%
Price -93% 0.74€
Rating 6.6
Release 29 Feb 2008
America's Army: Proving Grounds America’s Army: Proving Grounds is the official game of the U.S. Army and part of the highly acclaimed America’s Army game series. This free military game focuses on small unit tactical maneuvers and puts you to the test in a wide variety of new America’s Army maps and AA fan favorites.

Similarity 50%
Price Free to play
Rating 7.7
Release 29 Aug 2013
Medal of Honor™ Fight Today's War: Elite Special Forces in a gritty combat campaign using the surgical tactics of Tier 1 Operators combined with the sledgehammer force of Army Rangers.

Similarity 50%
Price -66% 6.95€
Rating 7.4
Release 12 Oct 2010
METAL EDEN An adrenaline-rush sci-fi FPS. A HYPER UNIT ASKA is sent on a suicide mission to rescue citizens' COREs from MOEBIUS, an orbital city turned into a deadly trap. Dive into cybernetic warfare, face the ENGINEERS, and uncover the secrets of METAL EDEN.

Similarity 50%
Price -72% 5.65€
Rating 8.2
Release 02 Sep 2025
Aliens: Colonial Marines Collection 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.

Similarity 50%
Price -85% 4.63€
Rating 6.0
Release 01 May 2012
Warfork Warfork is a demanding fast paced first person shooter with a focus on speed, aim, movement, and above all competitive play.

Similarity 50%
Price Free to play
Rating 8.5
Release 16 Aug 2019
Verdun 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.

Similarity 50%
Price -97% 2.15€
Rating 8.5
Release 28 Apr 2015
Aliens vs. Ghosts Use Nukes, Electricity, Heat Rays and powerful Minions in this wave-based first person shooter providing endless hours of Ghost-slaying entertainment, solo or Co-Op. Only Ghosts stand in the way of your invasion of Earth.

Similarity 50%
Price 7.31€
Rating 8.4
Release 06 Jul 2022
Blood Strike Gather your friends and dive into the action-packed Battle Royale, Squad Fight, or Hot Zone like there's no tomorrow! Blood Strike offers a wide range of playable Strikers, each with a unique active and passive ability letting you deploy drones, shield walls and everything in between.

Similarity 50%
Price Free to play
Rating 7.9
Release 13 Mar 2025
STAR WARS™ Battlefront™ II Be the hero in the ultimate STAR WARS™ battle fantasy with STAR WARS™ Battlefront™ II: Celebration Edition!

Similarity 50%
Price 39.99€
Rating 8.6
Release 11 Jun 2020
Halo: The Master Chief Collection The Master Chief’s iconic journey includes six games, built for PC and collected in a single integrated experience. Whether you’re a long-time fan or meeting Spartan 117 for the first time, The Master Chief Collection is the definitive Halo gaming experience.

Similarity 50%
Price 39.99€
Rating 9.1
Release 03 Dec 2019
Nuclear Dawn Explore war-torn post-apocalyptic landscapes and take fight against enemies using various weapons in this FPS/RTS hybrid.

Similarity 50%
Price -95% 0.50€
Rating 7.6
Release 26 Sep 2011
Quake II You are humanity’s last hope to stop the Strogg, a hostile alien race waging war against Earth. Play this military sci-fi FPS, now upgraded for modern platforms with improved visuals, new campaign content, online multiplayer/co-op, and more.

Similarity 50%
Price -95% 0.53€
Rating 9.3
Release 03 Aug 2007
Call of Duty® 2 Call of Duty® 2 redefines the cinematic intensity and chaos of battle as seen through the eyes of ordinary soldiers fighting together in epic WWII conflicts. The sequel to 2003's Call of Duty, winner of over 80 Game of the Year awards, Call of Duty 2 offers more immense, more intense, more realistic battles than ever before, thanks to...

Similarity 50%
Price -3% 19.52€
Rating 9.1
Release 13 Oct 2006