Games like Code Zero
Games like Code Zero include Demon Slayer -Kimetsu no Yaiba- The Hinokami Chronicles, NINJA GAIDEN 4, Judgment, God of War Ragnarök, and Minecraft Dungeons. We matched them by the tags players give Code Zero on Steam (Action, Adventure, Hack and Slash, 3D Fighter, and Action-Adventure): closest matches first, and among equally close ones the better-known games.

Demon Slayer -Kimetsu no Yaiba- The Hinokami Chronicles
Shared: Action · Adventure · 3D Fighter

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

Judgment
Shared: Action · Adventure · 3D Fighter

God of War Ragnarök
Shared: Action · Adventure · Hack and Slash

Minecraft Dungeons
Shared: Adventure · Hack and Slash · Action

Minecraft Dungeons II
Shared: Action · Adventure · Hack and Slash

ICEY
Shared: Action · Hack and Slash · Adventure

NARUTO X BORUTO Ultimate Ninja STORM CONNECTIONS
Shared: Action · Adventure · 3D Fighter

Wolcen: Lords of Mayhem
Shared: Hack and Slash · Action · Adventure

Lost Judgment
Shared: Action · Adventure · 3D Fighter

Black Myth: Wukong
Shared: Action · Action-Adventure · Adventure

The First Berserker: Khazan
Shared: Hack and Slash · Action · Action-Adventure

Stellar Blade™
Shared: Action · Hack and Slash · Adventure

Persona® 5 Strikers
Shared: Hack and Slash · Adventure · Action

Last Epoch
Shared: Hack and Slash · Action · Adventure

Five Nights at Freddy's: Secret of the Mimic
Shared: Adventure · Action · Robots

Deaths Door
Shared: Action · Adventure · Hack and Slash

Assassin’s Creed Shadows
Shared: Action-Adventure · Ninja · Action

NARUTO SHIPPUDEN: Ultimate Ninja STORM 4
Shared: Action · Adventure · Ninja

NARUTO SHIPPUDEN: Ultimate Ninja STORM 3 Full Burst HD
Shared: Action · Adventure · Ninja

DragonSword : Awakening
Shared: Action · Adventure · Anime

Path of Exile 2
Shared: Hack and Slash · Action · Adventure

Darksiders III
Shared: Action · Hack and Slash · Adventure

KINGDOM HEARTS -HD 1.5+2.5 ReMIX-
Shared: Action · Adventure · Action-Adventure