Games like Beyond Citadel on Steam
For those who prefer not to search, lists of the most played, top deals and best free games like Beyond Citadel are available at the bottom of the page.
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The Citadel
The Citadel is a brutal first person shooter, and a love letter to classic games such as Marathon, Doom and Wolfenstein 3d. Descend into the depths of a dark citadel, and fight through 6 Episodes and 30 levels of action packed with 6 challenging bosses. Go forth, Martyr.
Ion Fury
3D Realms, creators of Duke Nukem 3D, Prey, and Max Payne, are excited to team up with Voidpoint to bring back the legendary Build Engine, famously known for classic first-person shooters like Duke Nukem 3D, Shadow Warrior, and Blood. Ion Fury is the real deal!
The Apogee Throwback Pack
The Apogee Throwback Pack is a collection of four classic Apogee Software titles all in one kick ass package. Blast your way across the galaxy as British Special Agent Blake Stone in "Aliens of Gold" and "Planet Strike", then take on an ancient evil menace as the H.U.N.T in "Rise of the Triad".
I Am Sakuya: Touhou FPS Game
Dodge bullets, shoot enemies and even stop time as you navigate through 15 beautiful levels in this perfect blend of bullet hell and FPS. Uncover the origins of Sakuya Izayoi's past and investigate the mansion where the scarlet vampires resides in this Touhou Project Fangame!
Hedon Bloodrite
Zan and her orc sisters must fight to save their homeland from a demonic invasion! Immerse yourself in a sprawling underground world where the rich lore, exploration and puzzles of classic adventure games blend with the visceral combat of a 90s' shooter.
Fida Puti Samurai
A Retro-FPS "virtual happy place", jeopardized with a naughty bug. Traverse this action-oriented roguelite blasting waifus to uncover dirty secrets on a personal computer!
Project Warlock II
Adrenaline-pumping gore retro funhouse that’s full of guns, magic, demons, vertical arenas, 3D visuals, 2D sprites, and heavy metal music. Inspired by FPS classics like Quake and Doom 64, Project Warlock II is the explosive boomer shooter sequel you were too shy to ask for.
Fortune's Run
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.
MULLET MADJACK
MULLET MADJACK is a HIGH-OCTANE-ACTION SHOOTER that put you directly inside a CLASSIC ANIME. Pick your favorite weapon and reach the last floor; Beat your best time or try again. Haste makes waste… OF YOUR ENEMIES!
Phantom Fury
Shelly “Bombshell” Harrison is back in this highly interactive mix of first person action and road movie adventure. Embark on an adrenaline-fueled journey around the USA. Use an enormous arsenal of weapons and skills to battle treacherous soldiers and vile mutants, all while trying to save mankind.
Rise of the Triad: Ludicrous Edition
The HUNT Returns... AGAIN! Play the original Cult Classic '90s FPS remastered in 4K Ultrawide with UNLIMITED frame rates, RESTORED content, NEW episodes, a LEVEL EDITOR, online MULTIPLAYER, LUDICROUS gameplay options and MORE. Make 'em EAT LEAD or they'll bury you in a lunchbox!
Arthurian Legends
Arthurian Legends is a medieval first person action game set in the land of Albion during a time of myth and legend. Battle hordes of Saxons, demonic beasts, the undead and worse in thy quest to save Albion from The Masters of the Old Religion.
Rise of the Triad
Apogee Software and Interceptor Entertainment proudly present the rebirth of the cult-classic first-person shooter, “Rise of the Triad”. Bigger, better and more ludicrous than ever before.
Wolfenstein 3D
World War II rages. The Nazis are planning to build an unstoppable, mutant army. On a mission to steal the secret plans, you were captured and imprisoned. Now, a lucky break gives you the chance to escape, but a maze of passages and trigger-happy Nazis stand in your way.
STAR WARS™ Dark Forces (Classic, 1995)
Behind a veil of secrecy the evil Empire is creating a doomsday army - one that, if finished, will become the final cog in the Empire's arsenal of terror and domination. Your Mission? Join the Rebel Alliance's covert operations division, infiltrate the Empire.
Necromunda: Hired Gun
Become a Hired Gun. The money’s good, the dog’s loyal, and the gun’s reliable. Embark on a fast-paced, violent, and thrilling FPS set in the darkest reaches of Warhammer 40,000’s most infamous hive city.
DOOM + DOOM II
Developed by id Software, and originally released in 1993 and 1994, the definitive, newly enhanced versions of DOOM + DOOM II are available as a combined product.
Nightmare Reaper
Progress through the cursed depths of a nightmare while finding an arsenal of powerful weapons and improving your abilities along the way. This retro-inspired FPS with looter shooter and rogue-lite elements breaches the wall between classic and modern gameplay.
Viscerafest
Viscerafest is a Sci-Fi Fantasy Singleplayer Arena FPS with minor Collectathon elements. Fight through hordes of aliens and eldritch monstrosities wielding a slew of powerful weapons, juggling your resources, and exploring over 23 intricately designed hand-crafted levels.
Turbo Overkill
Enter Paradise as Johnny Turbo—half-metal, half-human, all-murder machine. Clean up the streets with a chainsaw leg, 15+ weapons and your hovercar as you battle the rogue AI Syn, rival bounty hunters and cyberpunks aplenty. Apogee’s most outrageous FPS since Duke Nukem 3D. Good hunting, Sir!
Classic Marathon
From the team that brought you Aleph One, the classic sci-fi FPS Marathon from Bungie on Mac revived for modern hardware by the fan community.
Zortch
Meet Zortch Maxinum: short order cook, amateur engineer and professional slacker; Bored and tired of her day job she decides to go on a holiday but alas she picks a cheap option: turns out it's a scheme by aliens who capture humans to eat their brains! also this game is a sci-fi horror comedy fpsMost played games like Beyond Citadel on Steam
Take a look at the top games like Beyond Citadel that are currently attracting the largest player bases on the Steam platform, as of April 15th 2025.
1. DOOM + DOOM II
Similarity 52% Developed by id Software, and originally released in 1993 and 1994, the definitive, newly enhanced versions of DOOM + DOOM II are available as a combined product. DOOM + DOOM II is a fps, classic and 1990's game developed by id Software and Nightdive Studios and published by Bethesda. Released on August 03rd 2007 has received 24,239 reviews of which 23,347 were positive and 892 were negative resulting in an impressive rating of 9.4 out of 10. The game has hit the top spot as the #1 most played game like Beyond Citadel, thanks to its 343 peak concurrent players over the last day.
9.4
23,347
892
343
players
2. Classic Marathon
Similarity 50% From the team that brought you Aleph One, the classic sci-fi FPS Marathon from Bungie on Mac revived for modern hardware by the fan community. Classic Marathon is a fps, shooter and pvp game developed and published by Aleph One Developers. Released on May 10th 2024 has received 820 reviews of which 756 were positive and 64 were negative resulting in a rating of 8.7 out of 10. While seeing 143 players online at once in the last 24 hours, this game is currently ranked #2 among games like Beyond Citadel based on player count.
8.7
756
64
143
players
3. MULLET MADJACK
Similarity 56% MULLET MADJACK is a HIGH-OCTANE-ACTION SHOOTER that put you directly inside a CLASSIC ANIME. Pick your favorite weapon and reach the last floor; Beat your best time or try again. Haste makes waste… OF YOUR ENEMIES! MULLET MADJACK is a fps, fast-paced and boomer shooter game developed by HAMMER95 and published by HAMMER95 and Epopeia Games. Released on May 15th 2024 has received 7,134 reviews of which 6,974 were positive and 160 were negative resulting in an impressive rating of 9.5 out of 10. The game currently holds the #3 spot among the most played games like Beyond Citadel.
9.5
6,974
160
71
players
4. Selaco
Similarity 64% Selaco is a brand new original shooter inspired by classics, featuring thrilling action set pieces, destructibility, smart enemies and a fleshed out story taking place within an immersive game world. Selaco is a fps, female protagonist and shooter game developed and published by Altered Orbit Studios. Released on May 31st 2024 has received 4,281 reviews of which 3,927 were positive and 354 were negative resulting in a rating of 8.8 out of 10. The game currently holds the #4 spot among the most played games like Beyond Citadel.
8.8
3,927
354
49
players
5. Turbo Overkill
Similarity 51% Enter Paradise as Johnny Turbo—half-metal, half-human, all-murder machine. Clean up the streets with a chainsaw leg, 15+ weapons and your hovercar as you battle the rogue AI Syn, rival bounty hunters and cyberpunks aplenty. Apogee’s most outrageous FPS since Duke Nukem 3D. Good hunting, Sir! Turbo Overkill is a fps, boomer shooter and action game developed by Trigger Happy Interactive and published by Apogee Entertainment. Released on August 11th 2023 has received 6,320 reviews of which 6,007 were positive and 313 were negative resulting in an impressive rating of 9.2 out of 10. The game currently holds the #5 spot among the most played games like Beyond Citadel.
9.2
6,007
313
45
players
6. Necromunda: Hired Gun
Similarity 52% Become a Hired Gun. The money’s good, the dog’s loyal, and the gun’s reliable. Embark on a fast-paced, violent, and thrilling FPS set in the darkest reaches of Warhammer 40,000’s most infamous hive city. Necromunda: Hired Gun is a action, warhammer 40k and adventure game developed by Streum On Studio and published by Focus Entertainment. Released on May 31st 2021 has received 7,335 reviews of which 4,825 were positive and 2,510 were negative resulting in a rating of 6.5 out of 10. The game currently holds the #6 spot among the most played games like Beyond Citadel.
6.5
4,825
2,510
42
players
7. Wolfenstein 3D
Similarity 53% World War II rages. The Nazis are planning to build an unstoppable, mutant army. On a mission to steal the secret plans, you were captured and imprisoned. Now, a lucky break gives you the chance to escape, but a maze of passages and trigger-happy Nazis stand in your way. Wolfenstein 3D is a fps, retro and world war ii game developed by id Software and published by Bethesda Softworks. Released on August 03rd 2007 has received 3,876 reviews of which 3,620 were positive and 256 were negative resulting in a rating of 9.0 out of 10. The game currently holds the #7 spot among the most played games like Beyond Citadel.
9.0
3,620
256
22
players
8. The Citadel
Similarity 67% The Citadel is a brutal first person shooter, and a love letter to classic games such as Marathon, Doom and Wolfenstein 3d. Descend into the depths of a dark citadel, and fight through 6 Episodes and 30 levels of action packed with 6 challenging bosses. Go forth, Martyr. The Citadel is a fps, retro and gore game developed and published by doekuramori and Top Hat Studios Inc. Released on August 05th 2020 has received 1,840 reviews of which 1,694 were positive and 146 were negative resulting in a rating of 8.8 out of 10. The game currently holds the #8 spot among the most played games like Beyond Citadel.
8.8
1,694
146
20
players
9. Nightmare Reaper
Similarity 51% Progress through the cursed depths of a nightmare while finding an arsenal of powerful weapons and improving your abilities along the way. This retro-inspired FPS with looter shooter and rogue-lite elements breaches the wall between classic and modern gameplay. Nightmare Reaper is a boomer shooter, fps and retro game developed and published by Blazing Bit Games. Released on March 28th 2022 has received 3,530 reviews of which 3,305 were positive and 225 were negative resulting in a rating of 9.0 out of 10. The game currently holds the #9 spot among the most played games like Beyond Citadel.
9.0
3,305
225
16
players
10. Ion Fury
Similarity 65% 3D Realms, creators of Duke Nukem 3D, Prey, and Max Payne, are excited to team up with Voidpoint to bring back the legendary Build Engine, famously known for classic first-person shooters like Duke Nukem 3D, Shadow Warrior, and Blood. Ion Fury is the real deal! Ion Fury is a boomer shooter, fps and retro game developed by Voidpoint and LLC and published by 3D Realms. Released on August 15th 2019 has received 7,679 reviews of which 6,989 were positive and 690 were negative resulting in a rating of 8.8 out of 10. The game currently holds the #10 spot among the most played games like Beyond Citadel.
8.8
6,989
690
12
players
Best deals on games like Beyond Citadel on Steam
Discover fantastic savings with the best discounts on a variety of games like Beyond Citadel available on Steam right now, updated on April 15th 2025. Looking for even more deals? Use the search filters to explore a wider range of discounted games like Beyond Citadel.
1. Turbo Overkill
Similarity 51% Enter Paradise as Johnny Turbo—half-metal, half-human, all-murder machine. Clean up the streets with a chainsaw leg, 15+ weapons and your hovercar as you battle the rogue AI Syn, rival bounty hunters and cyberpunks aplenty. Apogee’s most outrageous FPS since Duke Nukem 3D. Good hunting, Sir! Turbo Overkill is a fps, boomer shooter and action game developed by Trigger Happy Interactive and published by Apogee Entertainment. Released on August 11th 2023 has received 6,320 reviews of which 6,007 were positive and 313 were negative resulting in an impressive rating of 9.2 out of 10. Featuring a massive 81% discount, this game currently holds the #1 spot in the best deals for games like Beyond Citadel.
9.2
6,007
313
-81%
19.37€
3.68€
2. Necromunda: Hired Gun
Similarity 52% Become a Hired Gun. The money’s good, the dog’s loyal, and the gun’s reliable. Embark on a fast-paced, violent, and thrilling FPS set in the darkest reaches of Warhammer 40,000’s most infamous hive city. Necromunda: Hired Gun is a action, warhammer 40k and adventure game developed by Streum On Studio and published by Focus Entertainment. Released on May 31st 2021 has received 7,335 reviews of which 4,825 were positive and 2,510 were negative resulting in a rating of 6.5 out of 10. Thanks to its incredible 80% discount, this game is now the #2 best deal in games like Beyond Citadel.
6.5
4,825
2,510
-80%
39.99€
7.99€
3. Wolfenstein 3D
Similarity 53% World War II rages. The Nazis are planning to build an unstoppable, mutant army. On a mission to steal the secret plans, you were captured and imprisoned. Now, a lucky break gives you the chance to escape, but a maze of passages and trigger-happy Nazis stand in your way. Wolfenstein 3D is a fps, retro and world war ii game developed by id Software and published by Bethesda Softworks. Released on August 03rd 2007 has received 3,876 reviews of which 3,620 were positive and 256 were negative resulting in a rating of 9.0 out of 10. Thanks to its incredible 79% discount, this game is now the #3 best deal in games like Beyond Citadel.
9.0
3,620
256
-79%
5.05€
1.06€
4. Viscerafest
Similarity 51% Viscerafest is a Sci-Fi Fantasy Singleplayer Arena FPS with minor Collectathon elements. Fight through hordes of aliens and eldritch monstrosities wielding a slew of powerful weapons, juggling your resources, and exploring over 23 intricately designed hand-crafted levels. Viscerafest is a early access, shooter and boomer shooter game developed by Acid Man Games and Fire Plant Games and published by Fulqrum Publishing. Released on April 14th 2025 has received 525 reviews of which 463 were positive and 62 were negative resulting in a rating of 8.2 out of 10. Currently offered at a significant 79% discount, this title has earned the #4 position in the best deals for games like Beyond Citadel.
8.2
463
62
-79%
20.29€
4.26€
5. Ion Fury
Similarity 65% 3D Realms, creators of Duke Nukem 3D, Prey, and Max Payne, are excited to team up with Voidpoint to bring back the legendary Build Engine, famously known for classic first-person shooters like Duke Nukem 3D, Shadow Warrior, and Blood. Ion Fury is the real deal! Ion Fury is a boomer shooter, fps and retro game developed by Voidpoint and LLC and published by 3D Realms. Released on August 15th 2019 has received 7,679 reviews of which 6,989 were positive and 690 were negative resulting in a rating of 8.8 out of 10. Currently offered at a significant 69% discount, this title has earned the #5 position in the best deals for games like Beyond Citadel.
8.8
6,989
690
-69%
25.10€
7.78€
6. Rise of the Triad: Ludicrous Edition
Similarity 55% The HUNT Returns... AGAIN! Play the original Cult Classic '90s FPS remastered in 4K Ultrawide with UNLIMITED frame rates, RESTORED content, NEW episodes, a LEVEL EDITOR, online MULTIPLAYER, LUDICROUS gameplay options and MORE. Make 'em EAT LEAD or they'll bury you in a lunchbox! Rise of the Triad: Ludicrous Edition is a boomer shooter, fps and arena shooter game developed by Nightdive Studios and Apogee Software and published by Nightdive Studios, New Blood Interactive and Apogee Entertainment. Released on July 31st 2023 has received 638 reviews of which 597 were positive and 41 were negative resulting in a rating of 8.7 out of 10. Currently offered at a significant 62% discount, this title has earned the #6 position in the best deals for games like Beyond Citadel.
8.7
597
41
-62%
19.37€
7.36€
7. I Am Sakuya: Touhou FPS Game
Similarity 61% Dodge bullets, shoot enemies and even stop time as you navigate through 15 beautiful levels in this perfect blend of bullet hell and FPS. Uncover the origins of Sakuya Izayoi's past and investigate the mansion where the scarlet vampires resides in this Touhou Project Fangame! I Am Sakuya: Touhou FPS Game is a fps, action and first-person game developed and published by Sigyaad Team. Released on September 13th 2022 has received 641 reviews of which 583 were positive and 58 were negative resulting in a rating of 8.5 out of 10. Currently offered at a 40% discount, this title has earned the #7 position in the best deals for games like Beyond Citadel.
8.5
583
58
-40%
7.79€
4.67€
8. Project Warlock II
Similarity 58% Adrenaline-pumping gore retro funhouse that’s full of guns, magic, demons, vertical arenas, 3D visuals, 2D sprites, and heavy metal music. Inspired by FPS classics like Quake and Doom 64, Project Warlock II is the explosive boomer shooter sequel you were too shy to ask for. Project Warlock II is a early access, boomer shooter and shooter game developed by Buckshot Software and published by Retrovibe. Released on June 10th 2022 has received 683 reviews of which 535 were positive and 148 were negative resulting in a rating of 7.4 out of 10. Currently offered at a 40% discount, this title has earned the #8 position in the best deals for games like Beyond Citadel.
7.4
535
148
-40%
15.99€
9.59€
9. Phantom Fury
Similarity 56% Shelly “Bombshell” Harrison is back in this highly interactive mix of first person action and road movie adventure. Embark on an adrenaline-fueled journey around the USA. Use an enormous arsenal of weapons and skills to battle treacherous soldiers and vile mutants, all while trying to save mankind. Phantom Fury is a action, fps and old school game developed by Slipgate Ironworks™ and published by 3D Realms. Released on April 23rd 2024 has received 678 reviews of which 421 were positive and 257 were negative resulting in a rating of 6.0 out of 10. Currently offered at a 39% discount, this title has earned the #9 position in the best deals for games like Beyond Citadel.
6.0
421
257
-39%
24.85€
15.16€
10. DOOM + DOOM II
Similarity 52% Developed by id Software, and originally released in 1993 and 1994, the definitive, newly enhanced versions of DOOM + DOOM II are available as a combined product. DOOM + DOOM II is a fps, classic and 1990's game developed by id Software and Nightdive Studios and published by Bethesda. Released on August 03rd 2007 has received 24,239 reviews of which 23,347 were positive and 892 were negative resulting in an impressive rating of 9.4 out of 10. Currently offered at a 25% discount, this title has earned the #10 position in the best deals for games like Beyond Citadel.
9.4
23,347
892
-25%
9.99€
7.49€
Free games like Beyond Citadel on Steam
Check out this fantastic list of free-to-play games like Beyond Citadel you can enjoy on Steam right now, updated on April 15th 2025. Looking for even more free titles? Use the search filters to explore a wider range of free to play games like Beyond Citadel.
1. Classic Marathon
Similarity 50% From the team that brought you Aleph One, the classic sci-fi FPS Marathon from Bungie on Mac revived for modern hardware by the fan community. Classic Marathon is a fps, shooter and pvp game developed and published by Aleph One Developers. Released on May 10th 2024 has received 820 reviews of which 756 were positive and 64 were negative resulting in a rating of 8.7 out of 10. With 143 active players enjoying it for free, this strategy game has reached the #1 spot among the top free games like Beyond Citadel.
8.7
756
64
143
players