Games like JUST ONE MAN
Games like JUST ONE MAN include Dead as Disco, METAL GEAR RISING: REVENGEANCE, Until You Fall, NINJA GAIDEN 2 Black, and Ghostrunner. We matched them by the tags players give JUST ONE MAN on Steam (Action, Hack and Slash, Combat, Spectacle fighter, and Ninja): closest matches first, and among equally close ones the better-known games.

Dead as Disco
Shared: Hack and Slash · Spectacle fighter · Action

METAL GEAR RISING: REVENGEANCE
Shared: Action · Hack and Slash · Spectacle fighter

Until You Fall
Shared: VR · Hack and Slash · Swordplay

NINJA GAIDEN 2 Black
Shared: Action · Hack and Slash · Ninja

Ghostrunner
Shared: Action · Hack and Slash · Swordplay

NINJA GAIDEN 4
Shared: Action · Hack and Slash · Ninja

Devil May Cry 5
Shared: Action · Hack and Slash · Spectacle fighter

Sifu
Shared: Action · Beat 'em up · Martial Arts

Hellish Quart
Shared: Hack and Slash · Swordplay · Martial Arts

Blade and Sorcery
Shared: VR · Action · Swordplay

Chivalry 2
Shared: Hack and Slash · Swordplay · Action

War Thunder
Shared: Action · Combat · VR

RWBY: Grimm Eclipse
Shared: Hack and Slash · Spectacle fighter · Beat 'em up

God of War
Shared: Action · Combat · Hack and Slash

DYNASTY WARRIORS: ORIGINS
Shared: Hack and Slash · Spectacle fighter · Martial Arts

DmC: Devil May Cry
Shared: Action · Hack and Slash · Spectacle fighter

GORN
Shared: VR · Action · Swordplay

Onimusha: Way of the Sword
Shared: Action · Swordplay · Hack and Slash

MADNESS: Project Nexus
Shared: Hack and Slash · Action · Beat 'em up

Black Myth: Wukong
Shared: Action · Combat · Hack and Slash

Shadow Warrior
Shared: Action · Hack and Slash · Swordplay

Shadow Warrior 2
Shared: Action · Hack and Slash · Ninja

Half Sword
Shared: Combat · Swordplay · Action

BONELAB
Shared: VR · Action · Combat