Single-player games like Biblios: Tome of Darkness
Below are 9 single-player Steam games similar to Biblios: Tome of Darkness, 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 Biblios: Tome of Darkness page.
Ranked picks
- 1

Catechumen
Single-player alternative to Biblios: Tome of Darkness — playable solo, no multiplayer required. Shares Action with Biblios: Tome of Darkness.
171 A.D., a great evil lurks in the shadows of ancient Rome. Face demons and beasts of unspeakable horror. Follow your divine quest through the catacombs and unravel an engrossing tale that tests you against the profane and unholy, stepping into the legacy of a Guardian of Truth.
- 2

REVEREND
Single-player alternative to Biblios: Tome of Darkness — playable solo, no multiplayer required. Shares Action with Biblios: Tome of Darkness.
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.
- 3

HROT
Single-player alternative to Biblios: Tome of Darkness — playable solo, no multiplayer required. Shares Action with Biblios: Tome of Darkness.
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.
- 4

Warhammer 40,000: Boltgun
Single-player alternative to Biblios: Tome of Darkness — playable solo, no multiplayer required. Shares Action with Biblios: Tome of Darkness.
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.
- 5

Project Warlock
Single-player alternative to Biblios: Tome of Darkness — playable solo, no multiplayer required. Shares Action with Biblios: Tome of Darkness.
Project Warlock is a first-person shooter that fans of Doom, Hexen, and Wolfenstein cannot miss. It serves you an exploding cocktail of bullets, spells, and monsters. Battle through 60 levels of non-stop action, packed with bloodthirsty enemies and challenging bosses.
- 6

Painkiller Overdose
Single-player alternative to Biblios: Tome of Darkness — playable solo, no multiplayer required. Shares Action with Biblios: Tome of Darkness.
The critically-acclaimed and award-winning FPS franchise is back! Packed with tons of fast-paced, adrenaline-fueled single player and multiplayer action, Painkiller Overdose brings with it 6 innovative new demonic weapons, mind-bending physics, lightning-player maps, over 40 demented and sickly-twisted monsters from Hell and gigantic end...
- 7

Ghostwire: Tokyo
Single-player alternative to Biblios: Tome of Darkness — playable solo, no multiplayer required. Shares Action with Biblios: Tome of Darkness.
Tokyo's population has vanished, and deadly supernatural forces prowl the streets. Use an arsenal of elemental abilities to unravel the truth behind the disappearance and save Tokyo.
- 8

AMID EVIL
Single-player alternative to Biblios: Tome of Darkness — playable solo, no multiplayer required. Shares Action with Biblios: Tome of Darkness.
A retro FPS for the ages! Once branded a HERETIC. Now YOU have been chosen as our champion! Reclaim our sacred weapons. Take back our ancient lands. If you can stand... AMID EVIL.
- 9

Clive vs Hives 2
Single-player alternative to Biblios: Tome of Darkness — playable solo, no multiplayer required. Shares Action with Biblios: Tome of Darkness.
Blast aliens to pieces and start a rebellion in this fast paced pixel art top down shooter where sprinting kills.