Games like The Fallen Night
Games like The Fallen Night include Black Myth: Wukong, Nuclear Option, WARDOGS, IRON NEST: Heavy Turret Simulator, and - Kinki Spiritual Affairs Bureau. We matched them by the tags players give The Fallen Night on Steam (Action, Simulation, 3D Fighter, MMORPG, and Action RPG): closest matches first, and among equally close ones the better-known games.

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

Nuclear Option
Shared: Simulation · Action · Wargame

WARDOGS
Shared: Action · Simulation · Wargame

IRON NEST: Heavy Turret Simulator
Shared: Simulation · Action · Realistic

- Kinki Spiritual Affairs Bureau
Shared: Action · 3D Fighter · Action RPG

War Thunder
Shared: Action · Simulation · War

Path of Exile 2
Shared: Action RPG · MMORPG · Action

Totally Accurate Battle Simulator
Shared: Simulation · War · Realistic

Half Sword
Shared: Simulation · Action · Realistic

Lies of P
Shared: Action · Action RPG · Souls-like

Arma 3
Shared: Action · Simulation · Realistic

Stellar Blade™
Shared: Action · Action RPG · Souls-like

SMITE®
Shared: Action · MMORPG · Simulation

ELDEN RING
Shared: Action RPG · Souls-like · Action

Undisputed
Shared: 3D Fighter · 3D · Third Person

鬼谷八荒 Tale of Immortal
Shared: Simulation · Action · Tactical RPG

Mount & Blade II: Bannerlord
Shared: Action · Simulation · Medieval

Heroes' Vow: Three Kingdoms
Shared: Simulation · Action RPG · Wargame

Call to Arms: Panzer Elite
Shared: Simulation · Action · Wargame

Gloria Victis: Medieval MMORPG
Shared: MMORPG · Action · Simulation

DARK SOULS™ II: Scholar of the First Sin
Shared: Action · Souls-like · Action RPG

Warhammer 40,000: Space Marine 2
Shared: Action · Wargame · Third Person

Shieldwall
Shared: Action · Simulation · War

Arma Reforger
Shared: Simulation · Action · Realistic

