Games like Blade of One
Games like Blade of One include Black Myth: Wukong, Onimusha: Way of the Sword, Chivalry 2, Katana ZERO, and Skul: The Hero Slayer. We matched them by the tags players give Blade of One on Steam (Action, Hack and Slash, Swordplay, 2D Fighter, and Souls-like): closest matches first, and among equally close ones the better-known games.

Black Myth: Wukong
Shared: Action · Souls-like · Combat

Onimusha: Way of the Sword
Shared: Action · Swordplay · Souls-like

Chivalry 2
Shared: Swordplay · Hack and Slash · Action

Katana ZERO
Shared: Action · Pixel Graphics · Hack and Slash

Skul: The Hero Slayer
Shared: Action · Pixel Graphics · 2D

Stellar Blade™
Shared: Action · Hack and Slash · Souls-like

Dead Cells
Shared: Hack and Slash · Souls-like · 2D

LIZARDS MUST DIE
Shared: Hack and Slash · Souls-like · Historical

Ryse: Son of Rome
Shared: Action · Hack and Slash · Historical

Your Only Move Is HUSTLE
Shared: Action · 2D Fighter · 2D

Wo Long: Fallen Dynasty
Shared: Action · Souls-like · Hack and Slash

METAL GEAR RISING: REVENGEANCE
Shared: Hack and Slash · Action · Swordplay

Blasphemous
Shared: Souls-like · Action · Pixel Graphics

BlazBlue Entropy Effect
Shared: Action · 2D · Hack and Slash

Titan Souls
Shared: Souls-like · Action · Pixel Graphics

STAR WARS Jedi: Survivor™
Shared: Action · Souls-like · Swordplay

Anomaly Agent
Shared: Hack and Slash · Souls-like · 2D Fighter

Half Sword
Shared: Swordplay · Action · Historical

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

Ghostrunner
Shared: Action · Swordplay · Hack and Slash

Nidhogg
Shared: Swordplay · 2D Fighter · Action

Blasphemous 2
Shared: Souls-like · Hack and Slash · Combat

Rivals of Aether
Shared: 2D Fighter · Pixel Graphics · Action

Bleak Sword DX
Shared: Hack and Slash · 2D Fighter · Swordplay