Single-player games like Diehard Dungeon
Below are 11 single-player Steam games similar to Diehard Dungeon, 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 Diehard Dungeon page.
Ranked picks
- 1

bit Dungeon II
Single-player alternative to Diehard Dungeon — playable solo, no multiplayer required. Shares Action and Indie with Diehard Dungeon.
bitDungeon II is fast action-adventure game with a giant overworld to explore. You are a spirit in an undead world of demons. Your "loved one's " grave has been desecrated. Fight through these corrupted lands, and bring peace to her soul.
- 2

Legend of Dungeon
Single-player alternative to Diehard Dungeon — playable solo, no multiplayer required. Shares Action and Indie with Diehard Dungeon.
Legend of Dungeon is a randomly generated action RPG Beat'em'up with heavy Rogue-like elements, striking visuals, and dynamic music.
- 3

Heavy Bullets
Single-player alternative to Diehard Dungeon — playable solo, no multiplayer required. Shares Action and Indie with Diehard Dungeon.
Heavy Bullets is a randomized FPS dungeon crawler where players make their way through a colorful maze, while protecting themselves from aggressive creatures and malfunctioning security devices. The goal lies at the end of the 8th level, where they must reset the security mainframe to restore order and reap the rewards.
- 4

Dungeon Souls
Single-player alternative to Diehard Dungeon — playable solo, no multiplayer required. Shares Action and Indie with Diehard Dungeon.
Dungeon Souls is an action-adventure roguelike dungeon crawler which draws heavy inspiration from Nuclear Throne, Risk of Rain, and Overture. Explore vast procedurally generated dungeons, collect loot, and slay hordes of challenging enemies!
- 5

Deep Dungeons of Doom
Single-player alternative to Diehard Dungeon — playable solo, no multiplayer required. Shares Adventure and RPG with Diehard Dungeon.
This game is only for the brave. Dungeons await, each one deeper, each one more perilous and each one more challenging than the last.
- 6

Eldritch
Single-player alternative to Diehard Dungeon — playable solo, no multiplayer required. Shares Action and Indie with Diehard Dungeon.
Eldritch is the original imsim roguelike: a first-person action game inspired by roguelikes, immersive sims, and H. P. Lovecraft.
- 7

One More Dungeon
Single-player alternative to Diehard Dungeon — playable solo, no multiplayer required. Shares Action and Indie with Diehard Dungeon.
One More Dungeon is a first person shooter roguelike with procedurally generated levels and pixel-art graphics.
- 8

Quest of Dungeons
Single-player alternative to Diehard Dungeon — playable solo, no multiplayer required. Shares Indie and Adventure with Diehard Dungeon.
Quest of Dungeons is a turn based dungeon crawler game featuring a good old 16-bit retro artistic look. By playing as either a Warrior, Wizard, Assassin or Shaman you have to traverse dungeons, defeat enemies and loot everything you can in order to survive.
- 9

The Binding of Isaac
Single-player alternative to Diehard Dungeon — playable solo, no multiplayer required. Shares Action and Indie with Diehard Dungeon.
Now 20% More Evil with the Free Halloween update!
- 10

Spelunky
Single-player alternative to Diehard Dungeon — playable solo, no multiplayer required. Shares Indie with Diehard Dungeon.
Spelunky is a unique platformer with randomized levels that offer a challenging new experience each time you play. Journey deep underground and explore fantastic places filled with all manner of monsters, traps, and treasure.
- 11

Streets of Rogue
Single-player alternative to Diehard Dungeon — playable solo, no multiplayer required. Shares Action and Indie with Diehard Dungeon.
Fight, sneak, and hack your way through randomly generated cities. It's like Nuclear Throne meets Deus Ex, mixed with the anarchy of GTA. Rogue-lite meets immersive sim, and goes completely insane.