Single-player games like Selaco
Below are 16 single-player Steam games similar to Selaco, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Selaco page.
Ranked picks
- 1

Ion Fury
Single-player alternative to Selaco — playable solo, no multiplayer required. Shares Action and Indie with Selaco.
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!
- 2

HEADCUTTER
Single-player alternative to Selaco — playable solo, no multiplayer required. Shares Action and Adventure with Selaco.
HEADCUTTER is a sci-fi spaghetti western FPS with brutal combat, destructible environments, and lots of gore. Track targets as a space bounty hunter, explore maps with multiple routes, and use the crunchy gunplay to cut their heads off so you can get your money!
- 3

Warhammer 40,000: Boltgun
Single-player alternative to Selaco — playable solo, no multiplayer required. Shares Action and Indie with Selaco.
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.
- 4

HROT
Single-player alternative to Selaco — playable solo, no multiplayer required. Shares Action and Indie with Selaco.
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.
- 5

Project Warlock II
Single-player alternative to Selaco — playable solo, no multiplayer required. Shares Action and Indie with Selaco.
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.
- 6

STAR WARS™: Dark Forces Remaster
Single-player alternative to Selaco — playable solo, no multiplayer required. Shares Action with Selaco.
The evil Empire is currently creating a doomsday army behind a veil of secrecy. However, they are no match for the Rebel Alliance's covert operations division. Your mission is to infiltrate the Empire and put an end to their plans for terror and domination.
- 7

Supplice
Single-player alternative to Selaco — playable solo, no multiplayer required. Shares Action and Indie with Selaco.
Supplice is a stylish throwback shooter inspired by the mid-90s FPS glory days and the legendary Doom modding community. Mixing the retro stylings of 90s era shooters with colorful graphics and frantic gameplay, it creates an experience that's ever so familiar but also exciting and fresh.
- 8

BRUTAL JOHN 2
Single-player alternative to Selaco — playable solo, no multiplayer required. Shares Action and Indie with Selaco.
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.
- 9

Half-Life 2
Single-player alternative to Selaco — playable solo, no multiplayer required. Shares Action with Selaco.
Reawakened from stasis in the occupied metropolis of City 17, Gordon Freeman is joined by Alyx Vance as he leads a desperate human resistance. Experience the landmark first-person shooter packed with immersive world-building, boundary-pushing physics, and exhilarating combat.
- 10

Beyond Citadel
Single-player alternative to Selaco — playable solo, no multiplayer required. Shares Action and Indie with Selaco.
Beyond Citadel is an anime style retro throwback shooter inspired by the classics of the 90's, with realistic gunplay mechanics, anime violence and fast paced combat. Fight your way through the heavily armed mechanical fortress and discover the secret that lies beneath.
- 11

Trepang2
Single-player alternative to Selaco — playable solo, no multiplayer required. Shares Action and Indie with Selaco.
Become the ultimate badass in Trepang2: A gory, action-packed FPS set in the near future. Unleash all hell on your enemies, dodge bullets and leave a trail of destruction in this hardcore and frenetic shooter.
- 12

Turbo Overkill
Single-player alternative to Selaco — playable solo, no multiplayer required. Shares Action and Indie with Selaco.
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!
- 13

Half-Life
Single-player alternative to Selaco — playable solo, no multiplayer required. Shares Action with Selaco.
Named Game of the Year by over 50 publications, Valve's debut title blends action and adventure with award-winning technology to create a frighteningly realistic world where players must think to survive. Also includes an exciting multiplayer mode that allows you to play against friends and enemies around the world.
- 14

Prodeus
Single-player alternative to Selaco — playable solo, no multiplayer required. Shares Action and Indie with Selaco.
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.
- 15

Gloomwood
Single-player alternative to Selaco — playable solo, no multiplayer required. Shares Action and Indie with Selaco.
Trapped in a dark, Victorian city consumed by an ancient curse, you must plan your survival and daring escape using nothing but stealth, an arsenal of eccentric weapons, and your wit in this haunting adventure inspired by the immersive sims and survival horror greats of the late 90s and early 2000s.
- 16

Duke Nukem Forever
Single-player alternative to Selaco — playable solo, no multiplayer required. Shares Action with Selaco.
The King arrives with an arsenal of over-the-top weapons, giant explosions and pure unadulterated fun!