Games like FAS: Fight Action Sandbox
Games like FAS: Fight Action Sandbox include Mount & Blade II: Bannerlord, Totally Accurate Battle Simulator, Plague Inc: Evolved, XCOM 2, and Crusader Kings III. We matched them by the tags players give FAS: Fight Action Sandbox on Steam (Simulation, Strategy, 3D Fighter, Turn-Based Tactics, and 3D): closest matches first, and among equally close ones the better-known games.

Mount & Blade II: Bannerlord
Shared: Strategy · Simulation · Character Customization

Totally Accurate Battle Simulator
Shared: Simulation · Strategy · Sandbox

Plague Inc: Evolved
Shared: Simulation · Strategy · Indie

XCOM 2
Shared: Strategy · Turn-Based Tactics · Character Customization

Crusader Kings III
Shared: Strategy · Simulation · Character Customization

DRAGON BALL: Sparking! ZERO
Shared: 3D Fighter · Multiplayer · Combat

STAR WARS Zero Company™
Shared: Turn-Based Tactics · Strategy · Character Customization

Warhammer 40,000: Battlesector
Shared: Strategy · Turn-Based Tactics · 3D

Your Only Move Is HUSTLE
Shared: Strategy · Turn-Based Tactics · Simulation

Heroes of Might and Magic: Olden Era
Shared: Strategy · Simulation · Turn-Based Tactics

Marvels Midnight Suns Digital Edition
Shared: Turn-Based Tactics · Superhero · Character Customization

Undisputed
Shared: 3D · 3D Fighter · Combat

Sid Meier’s Civilization® VI
Shared: Strategy · Simulation · Multiplayer

Buckshot Roulette
Shared: Strategy · Multiplayer · 3D

House Flipper
Shared: Simulation · Strategy · Multiplayer

Football, Tactics & Glory
Shared: Strategy · Turn-Based Tactics · Simulation

Arma 3
Shared: Simulation · Multiplayer · Action

TEKKEN 8
Shared: 3D Fighter · PvP · Multiplayer

The Escapists 2
Shared: Strategy · Simulation · Multiplayer

XCOM®: Chimera Squad
Shared: Strategy · Turn-Based Tactics · Character Customization

Marvel Rivals
Shared: Superhero · Multiplayer · PvP

Planet Coaster 2
Shared: Simulation · Strategy · 3D

Bloons TD 6
Shared: Strategy · 3D · Multiplayer

NBA 2K26
Shared: Simulation · 3D · Character Customization