Single-player games like Once upon a Dungeon - Infinity
Below are 9 single-player Steam games similar to Once upon a Dungeon - Infinity, 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 Once upon a Dungeon - Infinity page.
Ranked picks
- 1

Once upon a Dungeon II
Single-player alternative to Once upon a Dungeon - Infinity — playable solo, no multiplayer required. Shares RPG with Once upon a Dungeon - Infinity.
Explore an open world, descend into dark dungeons, defeat challenging creatures and collect unique loot in this hardcore traditional roguelike game.
- 2

Path of Achra
Single-player alternative to Once upon a Dungeon - Infinity — playable solo, no multiplayer required. Shares RPG with Once upon a Dungeon - Infinity.
Path of Achra is a dark fantasy roguelike of the ancient earth, with a focus on streamlined controls and rapid hero customization. A "broken build sandbox." Fight through the deadly lands of Achra to reach the horrors of the Obelisk, and discover what lies beyond...
- 3

Dungeons of Dredmor
Single-player alternative to Once upon a Dungeon - Infinity — playable solo, no multiplayer required. Shares RPG with Once upon a Dungeon - Infinity.
Test your luck and cunning in this exciting RPG as you craft, cast, and pillage your way through Lord Dredmor's Dungeons.
- 4

Soulash
Single-player alternative to Once upon a Dungeon - Infinity — playable solo, no multiplayer required. Shares RPG with Once upon a Dungeon - Infinity.
Eat the villagers, murder bunnies, milk cows, or exterminate gods! Soulash is a traditional, turn-based roguelike where your goal is to consume the souls of the living, conquer the vast fantasy world and decide its fate.
- 5

Dark Bestiary
Single-player alternative to Once upon a Dungeon - Infinity — playable solo, no multiplayer required. Shares RPG with Once upon a Dungeon - Infinity.
Dark Bestiary is a turn-based tactic game with RPG elements. The very core of the game consists of continuous and exciting battles with monsters rather than a deep story. So, you will have to explore a rich combat system and discover your character’s possibilities.
- 6

Darkest Dungeon®
Single-player alternative to Once upon a Dungeon - Infinity — playable solo, no multiplayer required. Shares RPG with Once upon a Dungeon - Infinity.
Darkest Dungeon is a challenging gothic roguelike turn-based RPG about the psychological stresses of adventuring. Recruit, train, and lead a team of flawed heroes against unimaginable horrors, stress, disease, and the ever-encroaching dark. Can you keep your heroes together when all hope is lost?
- 7

Shattered Pixel Dungeon
Single-player alternative to Once upon a Dungeon - Infinity — playable solo, no multiplayer required. Shares RPG with Once upon a Dungeon - Infinity.
Shattered Pixel Dungeon is a traditional roguelike dungeon crawler that's simple to start but hard to master! Every game is a unique challenge, with six different heroes, randomized levels and enemies, and hundreds of items to collect and use.
- 8

Wolcen: Lords of Mayhem
Single-player alternative to Once upon a Dungeon - Infinity — playable solo, no multiplayer required. Shares RPG with Once upon a Dungeon - Infinity.
Carve your path in this Hack’n’Slash free from class boundaries. Purify a world shattered by corruption, and uncover the grim secrets and forgotten horrors lurking in the shadows of this forsaken land as you rise in Power. Your Inner aspect beckons—will you answer?
- 9

Once upon a Dungeon
Single-player alternative to Once upon a Dungeon - Infinity — playable solo, no multiplayer required. Shares RPG with Once upon a Dungeon - Infinity.
Explore dark dungeons, defeat challenging creatures and collect unique loot in this hardcore traditional roguelike game.