Top similar games like P.Ackman:

Species: Unknown is a first-person shooter in co-op set in a horror atmosphere. Sent on a mission aboard a devastated spaceship, you must identify and annihilate a terrifying threat through strategic collaboration with your teammates and the tools at your disposal.

INFESTSTATION is a multiplayer Sci-Fi horror game. Board danger-filled abandoned space craft, work together to complete objectives, and sever the dimensional gateways that have allowed horrifying threats to take over and infest these now derelict spaces.

Immerse yourself in the mind of a lone clone, created by an abandoned factory with an inexplicable mission: conquer a desolate planet. Uncover the mystery of your existence as you explore a world littered with the remains of failed clones, questioning your purpose and sanity.

Explore the eternal void.

A thrilling retro-styled shooter with survival-horror elements, inspired by the design of Resident Evil and the atmosphere of Bioshock. Spend an hour delving deep into a seaside bunker in an uncanny land, uncovering its secrets and surviving against the cosmic terrors which dwell within.

ROUTINE is a First Person Sci-Fi Horror set on an abandoned lunar base designed around an 80’s vision of the future.

Eliminate Mutants and Protect the People in the Streets of Gleam City, Resist the invasion in this Intense FPS Game.

The events take place in the future, on research complexes located on Mars. Take on the role of the hero who finds himself alone surrounded by the undead. Find a way to escape and immerse yourself in the atmosphere of cosmic horror. Prepare to explore the Undead Space.

A Sci-fi FPS set on the mysterious planet ADACA. - Use your GRAVITY-MANIPULATING arm to HURL objects at your foes or even RIP weapons directly from their hands! - EXPLORE and manipulate the environment in this EERIE and HOSTILE world!

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.

A space horror game with retro-like pixelation and dithering effects, where you explore a desolate spacecraft and its mysteries.

FLESH EVEREST is a randomized survival horror fps set inside of a massive living organism. Be wary, as not everything that sounds human, actually is...

Slip into the Standard Issue Biosuit as Myo Hyori, a gifted Korean teenage girl who must face the perils of the future. Survive many hazards, explore a seemingly endless metropolis and beyond as the world around you implodes and history marches towards its inevitable conclusion.

Beastwatch is a retro-style horror shooter in which you play a security guard working his first night in a slaughterhouse.

Bucky's Grounds is a first-person Retro style mascot horror game, where you uncover the dark truth of a mysterious town within another dimension, visit the Khancoban playground while avoiding the sweet toothed rabbit who despises yellow light.

Planeta 55 is a horror-themed fast action sci-fi FPS Hordes of monsters. New weaponry. Guns. Blood. Fight.

In Prey, you awaken aboard Talos I, a space station orbiting the moon in the year 2032. You are the key subject of an experiment meant to alter humanity forever – but things have gone terribly wrong. The space station has been overrun by hostile aliens and you are now being hunted.

An action sci-fi horror FPS where humanity's ambition for the stars turns into a brutal fight for survival. On Proxima B, the crew of The SS Destiny discovers a bacteria that turns their mission into a nightmare. Find resources, battle infected, and escape the doomed ship as it spirals into chaos.

Ripout is an online Co-Op horror FPS that will have players fight their way through procedurally generated derelict ships filled with mutants capable of reconfiguring their alien bodies. Survive with your trusty Pet Gun companion, collect loot, and customize your character to fit your playstyle.

You are alone at your uncles remote mountain estate, when a mysterious package gets delivered to his doorstep. Soon after, things get out of hand and the house becomes your last bastion of survival.

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?

Classic FPS style game with modern graphics. Fight through a series of highly challenging levels in a variety of environments. Take on many types of enemies with your shotgun, assault rifle, grenade launcher & nuke launcher. Solve puzzles, race rising lava, decipher codes and activate portals.

A retro FPS/metroidvania set on a prison moon overrun by a cult of former prisoners.

This terrifying 1990s sci-fi first-person shooter from Capstone Software has you venturing deep into the dark and twisting test chambers of Corridor 7 to combat a hostile takeover of Earth.

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 dystopian nightmare, soldiers track the Anomaly—a shape-shifting enigma that clones itself, warps reality, and mimics human speech. Communicate with your squad, queue up for online missions, but remember: it’s not just a hunt; it’s a frantic race against time.

Voidseekers is a 1-4 player co-op horror FPS. Shoot, salvage, and survive as you explore corrupted ships in deep space. Get in, take what you can, and destroy the ship to contain the breach, but beware the horrors that seek in the void.

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.

A sentient alien organism has escaped its cage and now freely roams a government facility. Silence has engulfed the city as a toxic and unidentified cloud was released from black oily stones. Witness and investigate a dire situation that appears to escalate by the hour.