Top similar games like The Enemy Below:

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.

Half-Life Deathmatch: Source is a recreation of the first multiplayer game set in the Half-Life universe. Features all the classic weapons and most-played maps, now running on the Source engine.

in REDDOOR the player must survive against endless rounds of the undead, opening and clearing doors and using weapons, perks, utilities, and Power-Ups to their advantage to survive.

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.

Battle across the solar system as annihilation looms over mankind in this action sci-fi horror FPS. Powered by id Tech, THREAT VECTOR delivers classic FPS combat throughout a suite of concise, potent levels infested with deadly horrors… and loaded with enough firepower to destroy them all.

Swing, dash, and leap through a relentless storm of bullets and laser beams. Armed with shotguns and explosive firepower, eliminate foes in a thrilling ballet of destruction. Master the power of the grappling hook for unstoppable, spider-like agility. Can you dodge, weave, and strike with precision?

Ready for a robot-battling adventure? Get your hands on Monster Shutdown Sequence and join the ultimate monster-fighting challenge. Experience classic 90s-inspired FPS arenas at your own pace, while mastering each map's danger and traps in order to survive the shutdown.

CROSSBOW: Bloodnight is a frantic score-attack arena shooter set in a world of camp horror and gore. Master the occult powers of your automatic crossbow and fight for every second of survival against a relentless demonic horde! Hunt. Die. Hunt again.

MADGUN - fast-paced, old-school first-person shooter with 90s graphics where you need to score the most points by killing monsters. Destroy all enemies and complete a special mission.

Show your fighting skills and teamwork! In the new Slovak Sci-Fi game, you will find yourself in the shoes of an operator or a monster. Your work in the skin of the operator will fulfill various tasks on the map and avoid the bloodthirsty monster.

Welcome to Volume I of a high adrenaline, fast-paced Boomer Shooter where you have only one goal: spread furious mayhem among the scumbags keeping you locked up. Stuck looking for an exit? Just punch through walls and then shoot the suckers behind them.

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.

Giedi Satellite takes a job as a wildlife handler on a colossal nature preserve space station that goes awry in comedic and horrific fashion. Become an Alien Wildlife Control Specialist in this horromedy adventure.

Nevedomo is a dynamic arena first-person shooter with a Zetlex robot. Future. Two warring factions Bullets and Rockets participate in deadly competitions under the leadership of the Texer Force Corporation in order to capture the world's resources. Have a good fight!

Classic First Person Shooter style game. Like the good old days. An action game focused on speed, gore, guns, and metal music. Inspired by the 90s’ classics with modern visuals and audio!

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!

Zombots is a fast-paced, wave-based survival FPS where players will have to utilize unique weapons, powerful upgrades, and exciting abilities to fend off hordes of invading robot zombies!

Fight to save your soul from damnation in a brutal arena where only the strongest survive. Entertain the Lords of Hell and earn their favor to unlock new weapons, spells, and blessings. Dive into this fast-paced roguelite arena shooter and achieve the highest score. Can you reclaim your soul?

Fight through relentless demon hordes in a fast-paced and retro-inspired arena shooter, where mastering speed, strategy, and precision will push you to the top of the leaderboard.

Perilous Warp is a fast-paced indie retro-shooter inspired by the classic 3D-actions. Communication with a distant space colony has been lost, and you bravely step into the teleporter with the desire for glorious adventures. But do not expect to win in a heartbeat!

Emergency Protocol activated: Dark Energy Particle Synthesis failed. Now you — late and alone — must navigate a facility where science and sanity have collapsed. Face entities born from dark energy corruption in this atmospheric FPS-horror hybrid where human ambition meets primal terror.

Gory rail shooter filled with action, explosions, boss battles, weapon upgrades, demons and zombies ... lot´s of zombies.