Games Like Serious Sam: Siberian Mayhem

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: FPS 23.7%, Shooter 17.1%, Boomer Shooter 15% ★, Co-op 14.4%, Action 8.4%

Why You'll Like It: It offers the same modern-engine, massive-scale horde combat that defines the Siberian Mayhem experience.

Serious Sam 3: BFE is a prequel to the original indie fast action FPS and Game of the Year sensation - Serious Sam: The First Encounter!

Why similar: FPS 26.9%, Co-op 13.2%, Online Co-Op 13%, Old School 11.3%, Shooter 9.7%

Why You'll Like It: This entry provides the classic Serious Sam arena-shooter formula with a gritty, grounded aesthetic similar to the Siberian setting.

Serious Sam HD: The First Encounter is a visually upgraded and fully Steam supported remake version of the original high-adrenaline single-play and 16-player co-operative arcade-action FPS which was Gamespot's Game of the Year 2001 and which scored overall of 87% on Metacritic!

Why similar: FPS 28.3%, Shooter 13%, Old School 12%, Online Co-Op 10.9%, Co-op 10%

Why You'll Like It: This high-definition update preserves the original frantic gameplay and massive enemy waves that set the standard for the series.

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!

Why similar: Boomer Shooter 54.1% ★, FPS 16%, Shooter 11.1%, Action 4.3%, First-Person 4.1%

Why You'll Like It: It matches the high-octane speed and over-the-top movement mechanics that make modern boomer-shooters so addictive.

Serious Sam HD: The Second Encounter is a visually upgraded and fully Steam supported remake of the original high-adrenaline single-play and 16-player co-operative arcade-action FPS and Gamespot's Game of the Month!

Why similar: FPS 27.2%, Shooter 14.8%, Co-op 12.1%, Online Co-Op 10.9%, Action 8.6%

Why You'll Like It: A definitive classic that captures the pure, relentless arcade-style action found in the series.

Painkiller Black Edition includes the expansion pack Battle Out of Hell, featuring 10 additional single-player levels and many new villains.

Why similar: Boomer Shooter 19.7% ★, FPS 18.7%, Shooter 13%, Demons 11.2%, First-Person 8.2%

Why You'll Like It: Like Serious Sam, this game focuses on clearing large arenas of enemies using a variety of unique and powerful weapons.

Battle through an onslaught of mystical backwater cultists, possessed militants & even darker forces as you attempt to discover just what lurks beneath the Earth in this retro FPS inspired by the '90s legends.

Why similar: Boomer Shooter 47.9% ★, FPS 12.2%, Old School 11.2%, Shooter 9.6%, Horror 6.8%

Why You'll Like It: A masterclass in retro-inspired design that captures the dark, atmospheric, and fast-paced nature of classic FPS games.

Prodeus is a first-person shooter of old, re-imagined using modern rendering techniques and technology. Experience the quality you’d expect from a modern AAA game, designed with retro aesthetics and gameplay that invoke the tech-imposed limits of older hardware.

Why similar: Boomer Shooter 62.1% ★, FPS 16.3%, Shooter 8.5%, First-Person 3.3%, Action 3.3%

Why You'll Like It: It perfectly blends modern rendering techniques with the visceral, blood-soaked gameplay of 90s-era shooters.

ULTRAKILL is a fast-paced ultra-violent retro FPS that combines the skill-based style scoring of character action games with the unadulterated carnage inspired by the best shooters of the '90s. Rip apart your foes with varied destructive weaponry and shower in their blood to regain your health.

Why similar: Boomer Shooter 58.1% ★, FPS 16.3%, Shooter 8.5%, Old School 7.2%, First-Person 6%

Why You'll Like It: This game pushes mechanical depth and fast-paced movement to the extreme, appealing to fans of high-skill arena shooters.

A retro FPS for the ages! Once branded a HERETIC. Now YOU have been chosen as our champion! Reclaim our sacred weapons. Take back our ancient lands. If you can stand... AMID EVIL.

Why similar: Boomer Shooter 35.6% ★, Old School 12.4%, FPS 9.7%, Shooter 9.1%, Sci-fi 7.1%

Why You'll Like It: It offers fast-paced arena combat with a focus on powerful, distinct weaponry that feels right at home for fans of the genre.

Death is only the beginning. Crawl from your grave and gear up to fight your way through the ranks of a mysterious and twisted cult. You, your guns, and your dynamite will have to shoot, slide, blast, duck, dodge, and maybe throw a gib or two to survive in this old-school-inspired shooter.

Why similar: Boomer Shooter 46.8% ★, Old School 11.5%, FPS 10.4%, Shooter 8.8%, Horror 5.5%

Why You'll Like It: This title provides a tactical yet fast-paced boomer-shooter experience with a heavy emphasis on environmental atmosphere.

Embark on a journey into the darkest nightmares to restore your sanity. Blast your way through hordes of possessed enemies, unlock an arsenal of deadly weapons and unearthly abilities, and get ready to face even more Lovecraftian madness in this action-packed FPS sequel.

Why similar: Boomer Shooter 40.1% ★, FPS 11.4%, Shooter 8.5%, First-Person 7.1%, Dark 6.6%

Why You'll Like It: It combines a unique comic-book art style with the intense, atmospheric combat found in modern boomer-shooters.

Serious Sam is a high-adrenaline arcade-action shooter heavily focused on frantic action. In a world where cyberpunk meets fantasy-fiction and advanced technology is mixed with black magic and psycho-powers, Sam travels through four beautiful worlds, confronting countless foes on his way to Mental's base.

Why similar: FPS 22.7%, Boomer Shooter 16.5% ★, Shooter 13.9%, Old School 11%, Co-op 10.4%

Why You'll Like It: A comprehensive collection that serves as a perfect entry point for the classic, arcade-style roots of the series.

3D Realms, creators of Duke Nukem 3D, Prey, and Max Payne, team up with Voidpoint to bring back the legendary Build Engine, famous for classic shooters like Duke Nukem 3D, Shadow Warrior, and Blood. Fast-paced FPS combat across huge, secret-packed levels. Ion Fury is the real deal!

Why similar: Boomer Shooter 48.9% ★, FPS 12.3%, Old School 11.2%, Shooter 8.6%, Sci-fi 6.4%

Why You'll Like It: Built on the classic Build engine, it delivers the authentic, fast-paced, old-school shooter experience that inspired the genre.

POSTAL: Brain Damaged is a new, action-oriented take on the Running With Scissors’ cult game series with throwback graphics, and fast-paced, modern gameplay. Take a wild roller coaster ride through the twisted wonderland encased in the POSTAL DUDE’S messed-up mind.

Why similar: Boomer Shooter 43.6% ★, Shooter 12.1%, Old School 10.9%, FPS 9%, First-Person 7.3%

Why You'll Like It: A chaotic, fast-paced shooter that embraces the same sense of irreverent, high-intensity action found in Serious Sam.

Serious Sam II is a shot of adrenaline to the hearts of first-person shooter fans across the world. This is serious!

Why similar: FPS 22.3%, Co-op 12.6%, Shooter 12.5%, Boomer Shooter 12.1% ★, First-Person 9%

Why You'll Like It: A more stylized, arcade-focused entry in the series that offers a unique, vibrant take on the standard horde-shooter formula.

Load up your Boltgun and unleash the awesome Space Marine arsenal to blast your way through an explosion of sprites, pixels and blood in a perfect blend of Warhammer 40,000, frenetic gameplay and the stylish visuals of 90’s retro shooters.

Why similar: Boomer Shooter 56.2% ★, FPS 11.5%, Old School 8.5%, Shooter 7.7%, First-Person 4.4%

Why You'll Like It: This game captures the feeling of being an unstoppable force of destruction against massive hordes of enemies.

Blast, slice and shred through your enemies in this hardcore FPS inspired by the icons of the '90s, powered by the legendary Quake-1 Tech. Taking place in a realm left to rot, take up arms, unearth long-forgotten secrets and hunt down the Guardians of the Old World.

Why similar: Boomer Shooter 52.2% ★, FPS 13.3%, Old School 9.8%, Shooter 6.1%, Action 5.9%

Why You'll Like It: This game offers a dark, challenging, and fast-paced experience that rewards aggressive playstyles.

Blast through a cursed nightmare solo or with up to 3 friends. A retro-inspired FPS where looter shooter weapons meets boomer shooter chaos and rogue-lite elements.

Why similar: Boomer Shooter 49.2% ★, FPS 11.4%, Old School 9.6%, Shooter 8%, Dark 5.6%

Why You'll Like It: It blends retro-shooter mechanics with modern looter-shooter progression for a highly addictive gameplay loop.

HROT is a single-player retro FPS set in a small socialist country neighboring Soviet Union (Czechoslovakia) after an unspecified disaster in 1986. Those times were dark and terrifying and so is the game.

Why similar: Boomer Shooter 37.7% ★, FPS 15.3%, Old School 10.6%, Shooter 10%, Dark 6.8%

Why You'll Like It: An atmospheric, retro-styled shooter that captures the gritty, Eastern European aesthetic found in Siberian Mayhem.

Prepare for terror in this ground-breaking classic old-school FPS. Following the destruction of Time you are left to battle in this horrific hellhole of multilevel interconnected missions populated by gruesome grotesque creatures.

Why similar: Boomer Shooter 24.9% ★, Old School 14%, FPS 13.1%, Shooter 10.5%, Dark 7.5%

Why You'll Like It: A classic arena-style shooter that emphasizes old-school mechanics and intense, claustrophobic combat.

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.

Why similar: Boomer Shooter 37.1% ★, FPS 12.1%, Old School 11.8%, Shooter 10.8%, First-Person 7.4%

Why You'll Like It: A high-fidelity boomer-shooter that emphasizes smart AI and tactical movement within a highly interactive environment.

Project Warlock is a first-person shooter that fans of Doom, Hexen, and Wolfenstein cannot miss. It serves you an exploding cocktail of bullets, spells, and monsters. Battle through 60 levels of non-stop action, packed with bloodthirsty enemies and challenging bosses.

Why similar: Boomer Shooter 47.7% ★, FPS 12.6%, Old School 9.4%, Demons 7.7%, Shooter 6.5%

Why You'll Like It: It combines dungeon-crawling progression with the fast-paced, weapon-heavy combat of classic 90s shooters.

Serious Sam: Tormental is a 3D rogue-lite top-down shooter where you blast your way through the tormented mind of demigod of destruction Mental, as he imagines worlds and monsters that stand on your path towards his inner ego. Let the showdown begin!

Why similar: Action 100%

Why You'll Like It: A unique, top-down roguelite take on the Serious Sam universe that retains the series' signature intensity and enemy variety.

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.

Why similar: Boomer Shooter 44% ★, Shooter 11.8%, FPS 10%, Old School 9.8%, First-Person 8.4%

Why You'll Like It: A hyper-fast, gore-heavy arena shooter that prioritizes constant movement and aggressive resource management.

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.

Why similar: Boomer Shooter 36.6% ★, FPS 19.4%, Shooter 9.7%, Sci-fi 7%, Old School 6.5%

Why You'll Like It: The definitive classic arena shooter that established many of the movement and combat conventions used in modern boomer-shooters.

Evil has returned! Demonic powers are manifesting themselves as a myriad of dark creatures, fighting over the fates of imprisoned souls caught in Purgatory.

Why similar: FPS 25.6%, Action 12.9%, Co-op 12.2%, Horror 11%, Shooter 10.8%

Why You'll Like It: A modernized take on the classic arena-shooter formula that emphasizes large-scale combat and weapon variety.

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.

Why similar: Boomer Shooter 34.6% ★, FPS 11.2%, Old School 10.7%, Demons 10.6%, Shooter 10.2%

Why You'll Like It: An atmospheric and challenging retro-shooter that features deep level design and a distinct, dark fantasy aesthetic.

Serious Sam Classic: The Second Encounter is a high-adrenaline single-play and 16-player co-operative arcade-action FPS and Gamespot's Game of the Month February 2002!

Why similar: FPS 24.4%, Boomer Shooter 13.8% ★, Shooter 12.1%, Old School 11.3%, Action 9.7%

Serious Sam is a high-adrenaline single-play and 16-player co-operative arcade-action FPS and Gamespot's Game of the Year 2001!

Why similar: FPS 31.6%, Shooter 15.3%, Action 11%, Co-op 10.1%, Old School 8.7%

The classic Painkiller series is back! Battle through Purgatory in fast-paced co-op action, wielding infernal weapons against relentless demonic hordes. Condemned for your sins, the Voice of the Creator offers you a chance at redemption. Will you seize it or be lost to darkness?

Why similar: Boomer Shooter 19.4% ★, Shooter 10.4%, Old School 10.1%, Demons 9.5%, FPS 9.5%

Serious Sam Fusion is a central hub for several existing Serious Sam games developed by Croteam. Cool new features, engine upgrades, patches and updates will be released to existing owners for FREE!

Why similar: FPS 21.4%, Boomer Shooter 16.1% ★, Shooter 12.3%, Action 12.2%, Co-op 11.7%

Fight under the onslaught of mutated monsters, obsessed soldiers and even darker bosses. Just try to survive and find out what to do next in this life, simultaneously tearing your enemies to pieces.

Why similar: FPS 25.7%, Shooter 23.1%, First-Person 16.7%, Horror 12%, Action 8.1%

Serious Sam’s Bogus Detour is an all-new action-adventure in the legendary Serious Sam saga from Hammerwatch developer Crackshell.

Why similar: Action 41.2%, Co-op 40.8%, Multiplayer 18%

Things are about to get… bloody! Soak up 42 pulse-pounding levels dripping with Lovecraftian atmosphere as you battle your way through armies of sycophantic cultists, zombies, gargoyles, hell hounds, and other insatiable horrors, in your quest to defeat the loathsome Tchernobog.

Why similar: Boomer Shooter 51.3% ★, FPS 13.1%, Shooter 12%, Horror 7.3%, First-Person 5.8%

Pile on the firepower with the revolutionary Gunstacker and fire all your weapons at once in a symphony of destruction!

Why similar: Shooter 52.7%, Action 47.3%

Serious Sam VR: The Second Encounter is a sequel to Serious Sam VR: The First Encounter - frantic arcade action FPS, featuring singleplay and co-op campaign, various multiplayer modes, all presented in glorious VR and with different locomotion movements.

Why similar: Old School 27.7%, Co-op 16.3%, First-Person 16%, Action 15%, FPS 13.8%

Serious Sam is back! And this time it's REAL!

Why similar: Boomer Shooter 40.7% ★, Shooter 17.4%, FPS 14.5%, Action 14.3%, Co-op 10.9%

Serious Sam VR: The First Encounter is a frantic arcade action FPS, featuring singleplay and co-op campaign, various multiplayer modes, all presented in glorious VR and with different locomotion movements.

Why similar: Action 100%

COVEN is a hyper-violent retro FPS where your path of vengeance will take you across time and space. Destroy your enemies and eat their flesh.

Why similar: Boomer Shooter 38.8% ★, Old School 11.9%, FPS 10.1%, Shooter 8.5%, Horror 7.9%

Join BRUTAL JOHN and BRUTAL DOG in a ultraviolent old-school FPS set in a world overrun by crypto-mining technologies, where it’s up to you to destroy them and reclaim control. Prepare for an adrenaline ride that pays homage to the best shooters of the '90s.

Why similar: Boomer Shooter 44.6% ★, Old School 13.5%, FPS 11.5%, Shooter 10.3%, First-Person 6.9%

Serious Sam 3 VR: BFE is a virtual reality action shooter, a glorious throwback to the golden age of first-person shooters where men were men, cover was for amateurs and pulling the trigger made things go boom.

Why similar: Boomer Shooter 79.2% ★, Action 20.8%

Step into the boots of Serious Sam's most iconic foe, the Headless Kamikaze, and chase down the vile Serious Sam in this action packed arcade runner

Why similar: Action 41.7%, Sci-fi 28.8%, Linear 24.7%, Singleplayer 4.7%

Take an adrenaline-fueled journey through a mythical Japanese realm in the Definitive Edition of Shadow Warrior 3, packed with new features, and enjoy an ultraviolent blend of fast-paced gunplay, razor-sharp melee combat, and spectacular free-running movement.

Why similar: FPS 19.2%, Shooter 17.1%, Demons 15.2%, Dark 12.4%, First-Person 11.2%

Choose your weapons and take aim at the most random Serious Sam adventure yet!

Why similar: Action 89.4%, Singleplayer 10.6%

Crush the cult of Astaroth and vanquish her hellspawn, make them squeal and hide where they came from. Enjoy a Fresh Look & Old Fun in this arcade horror FPS game inspired by the legends of the 90s.

Why similar: Boomer Shooter 40.3% ★, FPS 9.5%, Demons 9.2%, Shooter 8.8%, Dark 6.6%

Fight off Krampus on Christmas Eve, in a terrifying, double-barrel-wielding, jump-scaring, thrill ride!

Why similar: Boomer Shooter 23.3% ★, Demons 15.7%, Shooter 11.8%, Horror 11.1%, FPS 10.9%

Years into a brutal lockdown, a once-thriving city lies in ruins, abandoned by its government and overrun by vicious, mindless infected. Grab your hammer, collect your nerves and enter the mayhem.

Why similar: Boomer Shooter 43.9% ★, FPS 10.5%, Shooter 9.2%, Old School 7.1%, Horror 6.3%

Extraneum is an old-school, sci-fi single-player first person shooter with an emphasis on exploration and secret hunting. Fight your way through biohacked monstrosities and stop their progress before they take control of the entire world.

Why similar: Boomer Shooter 43.7% ★, Old School 14.7%, FPS 10.6%, Shooter 10.2%, Dark 8.6%

Collect crazy power-ups, upgrade your weapons into tools of destruction, and escape from the robotic zombie horde - alone, or with friends.

Why similar: Boomer Shooter 41.3% ★, Online Co-Op 12.5%, Old School 12.1%, FPS 11.9%, Shooter 6.9%

Breach enemy stronghold in dread Siberian wastelands before insurgents can open gates to Samozbor dimension.

Why similar: Old School 17.6%, Dark 16.6%, FPS 15.8%, Horror 9.7%, Shooter 8.9%

Experience the thrill of retro boomer shooters in this action-packed game where you'll battle hordes of demons and face the ultimate challenge: Satan himself. Relive the glory days of classic shooters with intense gameplay, a variety of weapons, and relentless enemies.

Why similar: Boomer Shooter 50.3% ★, Shooter 13.3%, Dark 10.5%, First-Person 9%, Action 5.6%

Forgotten Polish town, Incident at a soviet military base and hellish monsters... This is a horror investigation story... Will you stop the relentless fight, or give into it?

Why similar: Boomer Shooter 38.3% ★, FPS 10.8%, Old School 10.7%, Shooter 9.6%, Horror 8.7%

Oldschool FPS. Hardcore classic gameplay action. Huge hordes of monsters. Blood. Horror. Fun. Each level is unique and not similar to the previous. You need to survive in this dangerous world and become the best evil shooter.

Why similar: Boomer Shooter 41.4% ★, FPS 11.1%, Shooter 10.6%, Old School 10.6%, Horror 7.7%

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.

Why similar: Boomer Shooter 45.2% ★, Old School 12.3%, Shooter 10%, Demons 9.9%, FPS 8.6%

PowerSlave Exhumed is a KEX Engine port of the classic console game perfectly blending both the PlayStation & Saturn versions

Why similar: Boomer Shooter 19.5% ★, FPS 16.9%, Shooter 15.4%, Old School 14.1%, First-Person 9.9%

Battle never ceases in the realm known as Hell. This time around it's a battle for the freedom of your very soul. Will you be able to escape from the prison hidden in the darkest deepest chasm of Hell? Do you have enough courage to travel through the most dangerous and twisted areas, infamous for their unsafety, even among demons...

Why similar: FPS 25.4%, Action 24%, Shooter 23.5%, 3D 14.7%, First-Person 12.3%

Hell’s armies have invaded Earth. Become the Slayer in an epic single-player campaign to conquer demons across dimensions and stop the final destruction of humanity. The only thing they fear... is you.

Why similar: FPS 19.1%, Demons 17.7%, Shooter 13.3%, Boomer Shooter 12.6% ★, First-Person 9%