Top similar games like Serious Sam: Siberian Mayhem:

Based on the community award-winning Doom2 mod with the same name by the same creator, UNLOVED is reimagined in the Unreal Engine 4 to bring forth the unspeakable terror in new ways. Play coop with your friends, increase your skills, mod your weapons and face the horror that this unearthly place holds...

F.E.A.R. 3 delivers all the hallmarks that define the F.E.A.R. brand: terrifying paranormal experience, frenetic combat and a dramatic storyline.

A first person shooter that sets you far away, near death.

As part of the elite Rhino Squad, you must spearhead Earth’s military invasion of a hostile alien homeworld. But, in this desperate war for humanity’s survival against an unrelenting enemy, you may discover that the only way to defeat them...is to become one of them.

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?

Meat Engine is a Sci-Fi boomer shooter inspired by Scorn, Quake, Dusk and Doom. The game is set in a dark and distant future stricken with war and death. Featuring fast and brutal retro combat.

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.

A horror action-adventure with a gripping story. Fight through the forest using energy granted to you by greater powers lest you succumb to the will of the forest guardian Leshy.

Serious Sam 2 is a shot of adrenaline to the hearts of first-person shooter fans across the world. This is serious!

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.

Infect Cam is a co-op zombie survival game with a bodycam perspective. Team up with friends to strategize and fend off relentless undead waves in a perilous post-apocalyptic world. Manage resources, communicate effectively, and survive the intense challenges that await

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

Use a rearview mirror to fight through a horror-filled hellscape in this Doom-inspired retro-fps. Shoot behind you, detect invisible enemies & never fall victim to enemy traps.Find new weapons, unlock abilities & warp to maps at any time!Objects In Mirror Are Closer Than They Appear!

Retro FPS with dynamic fights and modern lighting. Sprite enemies once again flooded some pixel art-decorated levels. Only boomer-shooter enjoyer could deal with such kind of problem. You know the drill - gear up with a classic weapons pack and paint it red.

A multiplayer adventure set in the depths of space. Unravel mysteries, strategize for survival, and explore the unknown in this captivating cosmic escapade.

Journey across the Scorched Sea, utilizing fluid environmental movement systems and abilities to defeat a cosmic threat that devoured the sun. Numerous hazards push combat to be adaptive and play off the environment to create endless ways to navigate the world and dispatch foes.

Aliens Versus Predator Classic 2000 features the Colonial Marine, Alien and Predator Campaigns and the frenetic single-player Skirmish mode from the original title: Alien Versus Predator Gold Edition, which was released to massive acclaim in 2000.

Powered by id’s revolutionary id Tech® 5 technology, RAGE is an intense first-person shooter with breakneck vehicle combat, an expansive world to explore, and jaw-dropping graphics!

Cosmic Dawn is a fast paced retro shooter that stays true to the golden formula of the genres classics while raising the bar with innovative monsters, weapons and a large variety of worlds to traverse.

Backrooms: Liminal Conflict is a PvP game featuring different factions, a complex multi-layered map, and multiple paths to escape.

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.

A Brutal, Action Horror FPS. Fight for your survival against a malevolent omen that has awoken. Will you stop this Evil... or fall victim like the rest?

Bloodsworn is a fast-paced, FPS roguelite game set in a blood-soaked, dark dimension. As a fugitive member of a cruel and twisted cult, you must take revenge on them alone or with the help of your friends. Whether you choose blood magic, guns or melee weapons, your path will be lined with blood.

Step into the mind of Rosaline in this psychological horror FPS. Face her fears, engage in intense combat, and help her find peace. Solve puzzles to unlock her psyche's secrets and progress by completing quests

While the Sidhe elf Corvus battled the evil forces of D'Sparil, the remaining Serpent Riders were busy corrupting other dimensions. As a Warrior, Mage, or Cleric, you must defend your realm of Cronos from the second Serpent Rider known as Korax.

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.

BRUTAL First Person Shooter focused on action, gore, and exploration. Fueled by adrenaline-pumping trap-metal soundtrack.

Developed by the award-winning id Software, Quake® is the ground-breaking, original dark fantasy first-person shooter that inspires today’s retro-style FPS games. With Quake (Enhanced), experience the authentic, updated, and visually enhanced version of the original.

Explore the gloomy rooms of a sci-fi base as a doomed marine, the sole survivor of the portal experiment. Save humanity as you did in the 90s with your trusty shotgun, make your way through ominous corridors inhabited by the shadows of sinners and evil spirits.

Two New, 32-Level DOOM II Episodes. Evilution: Far from earth, the UAC recommenced their experiments on on of the moons of Jupiter. A spaceship, mistaken for a supply vexxel on radar, hovered above the base. Hideous demons poured out, blanketing the base with death. All your comrades were quickly slaughtered or zombified.