Single-player games like KARNAL
Below are 9 single-player Steam games similar to KARNAL, 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 KARNAL page.
Ranked picks
- 1

Serious Sam: Siberian Mayhem
Single-player alternative to KARNAL — playable solo, no multiplayer required. Shares Action with KARNAL.
Serious Sam: Siberian Mayhem is a new stand-alone expansion to the world of the classic FPS series. Join the fight against Notorious Mental on a journey through the wild lands of Russia, and find your way through this lost chapter of Sam Stone's adventures.
- 2

DUSK
Single-player alternative to KARNAL — playable solo, no multiplayer required. Shares Action and Indie with KARNAL.
Battle through an onslaught of mystical backwater cultists, possessed militants & even darker forces as you attempt to discover just what lurks beneath the Earth in this retro FPS inspired by the '90s legends.
- 3

CULTIC
Single-player alternative to KARNAL — playable solo, no multiplayer required. Shares Action and Indie with KARNAL.
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.
- 4

STAR WARS™: Dark Forces Remaster
Single-player alternative to KARNAL — playable solo, no multiplayer required. Shares Action with KARNAL.
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.
- 5

Anomalous
Single-player alternative to KARNAL — playable solo, no multiplayer required. Shares Action and Indie with KARNAL.
A SHORT and sweet pixelated low fidelity 90s throwback hyper-fast action shooter. Survive and fight through a city overrun with manufactured monstrosities, biomass horrors, and a military authority trying to purge everything living. Heavy metal / techno soundtrack featuring BOD Music
- 6

WRATH: Aeon of Ruin
Single-player alternative to KARNAL — playable solo, no multiplayer required. Shares Action with KARNAL.
Blast, slice and shred through your enemies in this hardcore FPS inspired by the icons of the '90s, powered by the legendary Quake-1 Tech. Taking place in a realm left to rot, take up arms, unearth long-forgotten secrets and hunt down the Guardians of the Old World.
- 7

REVEREND
Single-player alternative to KARNAL — playable solo, no multiplayer required. Shares Action with KARNAL.
A retro first-person shooter inspired by Blood, Duke Nukem 3D, and Rise of the Triad. REVEREND is a dark, twisted tale with religious undertones, terrifying creature designs and one hell of a personality.
- 8

DEAD TRASH
Single-player alternative to KARNAL — playable solo, no multiplayer required. Shares Action with KARNAL.
Years into a brutal lockdown, a once-thriving city lies in ruins, abandoned by its government and overrun by vicious, mindless infected. Grab your hammer, collect your nerves and enter the mayhem.
- 9

BLOODVILLE
Single-player alternative to KARNAL — playable solo, no multiplayer required. Shares Action and Indie with KARNAL.
BLOODVILLE is a retro FPS game where you play as Cane, a retired hitman dragged back into killing - and slowly losing his mind.