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

STAR WARS™: Dark Forces Remaster
Single-player alternative to Aghia — playable solo, no multiplayer required. Shares Action with Aghia.
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.
- 2

DUSK
Single-player alternative to Aghia — playable solo, no multiplayer required. Shares Action and Indie with Aghia.
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

WRATH: Aeon of Ruin
Single-player alternative to Aghia — playable solo, no multiplayer required. Shares Action with Aghia.
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.
- 4

Blood: Refreshed Supply™
Single-player alternative to Aghia — playable solo, no multiplayer required. Shares Action with Aghia.
Things are about to get… bloody! Soak up 42 pulse-pounding levels dripping with Lovecraftian atmosphere as you battle your way through armies of sycophantic cultists, zombies, gargoyles, hell hounds, and other insatiable horrors, in your quest to defeat the loathsome Tchernobog.
- 5

Monument
Single-player alternative to Aghia — playable solo, no multiplayer required. Shares Action and Indie with Aghia.
Oldschool FPS. Hardcore classic gameplay action. Huge hordes of monsters. Blood. Horror. Fun. Each level is unique and not similar to the previous. You need to survive in this dangerous world and become the best evil shooter.
- 6

CARNAL
Single-player alternative to Aghia — playable solo, no multiplayer required. Shares Action and Indie with Aghia.
CARNAL is a fast and challenging retro FPS straight from the mid '90s. The Sons of Anak are opening portals to extract Dark Matter from the "other side". Combat the possessed soldiers, the manifested demons helping them, and any inanimate objects standing in your way!
- 7

Serious Sam: Siberian Mayhem
Single-player alternative to Aghia — playable solo, no multiplayer required. Shares Action and Adventure with Aghia.
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.
- 8

Warhammer 40,000: Boltgun
Single-player alternative to Aghia — playable solo, no multiplayer required. Shares Action and Indie with Aghia.
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.
- 9

Odyssey to the Frozen Legion
Single-player alternative to Aghia — playable solo, no multiplayer required. Shares Action and Indie with Aghia.
A survival horror game, in which you search for your last living family member. What begins as an exploration of a mysterious island, becomes a hellish abomination. Descending into this terror is the only way to find what you seek.