Single-player games like Fides Dualis
Below are 8 single-player Steam games similar to Fides Dualis, 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 Fides Dualis page.
Ranked picks
- 1

Malignant Survivors 2
Single-player alternative to Fides Dualis — playable solo, no multiplayer required. Shares Action and RPG with Fides Dualis.
Experience the most intense 3D crowd combat ever. Pick a hero, gear up and face the horde. Grab loot, get stronger and stay alive. Died? Try another hero, another build. Find your own path to the Abyss.
- 2

The Serpent and the Crow
Single-player alternative to Fides Dualis — playable solo, no multiplayer required. Shares Action with Fides Dualis.
A dark survivor-like with brutal depth. Choose your origin, forge your build, and drag the truth from a tavern that drifts through the endless dark.
- 3

Soulcery: Deck of Shadows
Single-player alternative to Fides Dualis — playable solo, no multiplayer required. Shares Action and Indie with Fides Dualis.
An action roguelike fused with deck-building combat. Steal enemy abilities to shape your battle deck and unleash relentless, zero-cooldown combos.
- 4

Diablo® IV
Single-player alternative to Fides Dualis — playable solo, no multiplayer required. Shares Action and RPG with Fides Dualis.
Join the fight for Sanctuary in Diablo® IV, the ultimate action RPG adventure. Experience the critically acclaimed campaign and new seasonal content.
- 5

Netherworld Covenant
Single-player alternative to Fides Dualis — playable solo, no multiplayer required. Shares Action and Indie with Fides Dualis.
In the abyss where the mortal realm and netherworld intertwine, become a warrior wielding the power of the Nether Lantern to fight along with the fallen souls. With hardcore, soulslike action and intriguing roguelike builds, shatter the cursed barriers and unveil the truth woven from blood and soul.
- 6

Bonehold
Single-player alternative to Fides Dualis — playable solo, no multiplayer required. Shares Action and Indie with Fides Dualis.
Dungeon Crawler with elements of rogue-like and ARPG games. Kill hordes of enemies, duel mighty bosses, and acquire legendary loot!
- 7

Lost in Random: The Eternal Die
Single-player alternative to Fides Dualis — playable solo, no multiplayer required. Shares Action and RPG with Fides Dualis.
Plunge into a living nightmare where every roll counts. Chain fluid combat with dice-fueled attacks, stack relics into ferocious synergies, and build unstoppable momentum. Slash through fate, bend chance to your will, and defeat the Black Die in this board-game inspired roguelite dungeon crawler.
- 8

Evercore Heroes : Ascension
Single-player alternative to Fides Dualis — playable solo, no multiplayer required. Shares Action and Indie with Fides Dualis.
Pick your favorite MOBA-style hero and jump into exciting roguelite runs! Overcome deadly challenges, grab game-changing power-ups, sync your build for devastating combos and save Lumerea from corruption!