Games like Dungeon Marathon
Games like Dungeon Marathon include Skul: The Hero Slayer, Broforce, Katana ZERO, SANABI, and Vampire Survivors. We matched them by the tags players give Dungeon Marathon on Steam (Action, Dwarves, Indie, Pixel Graphics, and 2D): closest matches first, and among equally close ones the better-known games.

Skul: The Hero Slayer
Shared: Action · Indie · Pixel Graphics

Broforce
Shared: Action · Pixel Graphics · 2D

Katana ZERO
Shared: Action · Pixel Graphics · Indie

SANABI
Shared: Action · Pixel Graphics · Indie

Vampire Survivors
Shared: Pixel Graphics · Indie · 2D

Hotline Miami
Shared: Action · Indie · Pixel Graphics

UFO 50
Shared: Indie · Action · Pixel Graphics

BlazBlue Entropy Effect
Shared: Action · 2D · Pixel Graphics

CARRION
Shared: Action · Pixel Graphics · Indie

Dungeon Munchies
Shared: Action · Indie · Pixel Graphics

Blasphemous
Shared: Pixel Graphics · 2D · Indie

Timberman
Shared: Indie · Pixel Graphics · Action

Terraria
Shared: 2D · Pixel Graphics · Indie

Duck Game
Shared: Action · Pixel Graphics · 2D

Noita
Shared: Pixel Graphics · Indie · 2D

Shovel Knight: Treasure Trove
Shared: Pixel Graphics · Indie · Action

The Escapists
Shared: Pixel Graphics · Action · 2D

Gunpoint
Shared: Indie · Pixel Graphics · 2D

Gato Roboto
Shared: Action · Indie · Pixel Graphics

King Arthur's Gold
Shared: Action · Pixel Graphics · 2D

Your Only Move Is HUSTLE
Shared: Action · Pixel Graphics · 2D

Risk of Rain (2013)
Shared: Indie · Action · Pixel Graphics

Dungreed
Shared: Pixel Graphics · Action · Indie

Hyper Light Drifter
Shared: Pixel Graphics · Indie · Action