Games like One More Dungeon
Games like One More Dungeon include Hades, The Binding of Isaac: Rebirth, Gunfire Reborn, Vampire Survivors, and Hades II. We matched them by the tags players give One More Dungeon on Steam (RPG, Action Roguelike, Dungeon Crawler, Indie, and Action): closest matches first, and among equally close ones the better-known games.

Hades
Shared: Action Roguelike · Indie · Action

The Binding of Isaac: Rebirth
Shared: Action Roguelike · Indie · Roguelike

Gunfire Reborn
Shared: Roguelike · FPS · Indie

Vampire Survivors
Shared: Action Roguelike · Indie · Pixel Graphics

Hades II
Shared: Action · Action Roguelike · Roguelike

UnderMine
Shared: Action Roguelike · RPG · Dungeon Crawler

Delver
Shared: RPG · Dungeon Crawler · Action Roguelike

Dungreed
Shared: Action Roguelike · Roguelike · Action

Megabonk
Shared: Action Roguelike · Indie · Roguelike

Mortal Sin
Shared: Action Roguelike · Dungeon Crawler · RPG

Skul: The Hero Slayer
Shared: Action Roguelike · Indie · Action

Heroes of Hammerwatch II
Shared: RPG · Action Roguelike · Dungeon Crawler

Slasher's Keep
Shared: Action Roguelike · Dungeon Crawler · RPG

Moonlighter
Shared: Dungeon Crawler · Action Roguelike · RPG

Enter the Gungeon
Shared: Action Roguelike · Dungeon Crawler · Roguelike

Streets of Rogue
Shared: Action Roguelike · RPG · Pixel Graphics

Rogue Legacy
Shared: Action Roguelike · Indie · Roguelike

Wizard of Legend
Shared: Action Roguelike · Dungeon Crawler · Roguelike

Death Must Die
Shared: Action Roguelike · RPG · Pixel Graphics

Noita
Shared: Dungeon Crawler · Roguelike · Indie

Children of Morta
Shared: Action Roguelike · Roguelike · RPG

Halls of Torment
Shared: Action Roguelike · RPG · Roguelike

The Binding of Isaac
Shared: Action Roguelike · Indie · Roguelike

SULFUR
Shared: Action Roguelike · Dungeon Crawler · FPS