Top similar games like Death Protocol:

Sabotage a cult and their schemes in this Mystery, Horror, FPS. Explore a mansion while massacring the creepy followers and their foul abominations. Find various weapons to slay your enemies with and uncover the cruel secrets of the organization.

Snuff is a retro ego-shooter which was inspired by early 2000 games. You play as Dexter, a programmer and hacker who is hunted by followers of an underground organization. After barely escaping an assassination attempt, you decide to hunt down every single boss of the organisation.

Experience the Half-Life™ expansion packs like never before. Operation: Black Mesa features reimaginings of both Half-Life™ Opposing Force and Half-Life™ Blue Shift through two unique campaigns. How will you survive the Black Mesa Incident? It's time to choose.

Decorporation is a fast-paced violent FPS that combines roguelike mechanics (random procedural level generation and permadeath) with skill-based style scoring.

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!

In this game you have to fight your way through hordes of zombies in search of a safe place.

90's-style first-person shooter set in a large alien base filled with angry monsters.

BRUTAL First Person Shooter focused on action, gore and driving metal music.

Your mission is tough: eliminate 30 furries scattered across a vast woodland. As an elite sniper, you’ll need precision, patience, and perseverance to track them down and complete your task.

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.

Only Lead Can Stop Them is a retro FPS set in the Spanish Civil War. Fight the Fascist Hordes!

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!

A fast-paced shooter inspired by combining "Doom Eternal" weapons switching combat with "Titanfall" movement mechanics. Set in a sci-fi fantasy post-apocalyptic world.

Putrefaction is a First Person Shooter with horror elements, lots of enemies and weapons, heavily inspired by old-school shooter classics.

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.

Play with your team and do your best!

Anger Foot is a lightning fast action FPS where the only things harder than your ass kicking feet are the ass kicking beats.

An action-packed FPS where you defend your trench against waves of attacking enemies by utilizing a large selection of modern (and not so modern) military weapons, features both single-player and two player online multiplayer (peer-to-peer).

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 or hop on some wheels and create carnage.

Waking Nitemare: A newtro FPS with modern twists. Dash, heal with melee headshots, use bullet time. Face unique bosses, find upgrades. Classic shooter action meets innovative mechanics. For retro fans and newcomers alike.

Nostalgic multiplayer fps game you used to play in the 2010s! Play online with bots or online with friends, collect weapons, and get the best score! Feel the energy of the fast-paced gameplay, huge amount of maps and items and become legend!

Uploaded is a fast-paced, parkour, online multiplayer, and single-player shooter created by only one developer where you play as a robot with a human mind uploaded to it.

Enter a realm of nightmares and claw and shoot your way through hordes of bloodthirsty vermin and things that are much, much worse in this retro FPS

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.

Turbo Overkill is complete and with many new updates (just in: spectacular ending credits). Clean up Paradise with your chainsaw leg, 15+ weapons & hovercar, and battle Syn (a super AI), bounty hunters, and cyberpunks aplenty. Apogee's most outrageous FPS since Duke Nukem 3D. Good hunting, Sir!

Shooter and zombies game.

MAXIMUM Action is a brutal and satisfying physics-based first person shooter influenced by Hong Kong cinema, heroic slow motion bloodshed, and old-school FPS ACTION.

The Undead is a first-person shooter that takes place in a cemetery. You must fight waves of zombies and skeletons. When you reach 30 kills you'll be confronted against a fearsome foe.

Menticide is a survival horror game that takes you through chilling investigations. As a special forces operative, you'll delve into routine missions that unravel into terrifying mysteries. Dark secrets await beneath the surface. Will you survive long enough to uncover the truth?

Shrine II is a retro FPS game with a focus on atmosphere and exploration. Explore a nightmarish world and battle great bosses where the surprises never end...

In a galaxy far away a world is facing doomsday. As nations rise against each other the world is plunged into chaos. Many illegal groups such as gangs and independent militias and demonic cults take the advantage of the situation to expand. Your task is to assassinate a demon dubbed Lord of Terror.

The invasion has started and the secret military research facility has fallen leaving only chaos. As the only survivor, you must fight your way through the military base against a horde of frantic aliens. A.R.D. is a FREE single-player first-person shooter made by students from Breda University.

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

"Boiling Steel" - is a sci-fi story-based FPS VR shooter. You are one of many who set off in search of a better life in the distant bastion of scientific progress. Immerse yourself in the thick of events and witness the inexplicable global cataclysm.