Games like Spartan
Games like Spartan include Company of Heroes 3, Sid Meier’s Civilization® VI, Total War: ROME II - Emperor Edition, Europa Universalis IV, and Total War: THREE KINGDOMS. We matched them by the tags players give Spartan on Steam (Strategy, Wargame, Historical, Turn-Based Combat, and Turn-Based Tactics): closest matches first, and among equally close ones the better-known games.

Company of Heroes 3
Shared: Strategy · Wargame · Singleplayer

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

Total War: ROME II - Emperor Edition
Shared: Strategy · Historical · Multiplayer

Europa Universalis IV
Shared: Strategy · Historical · Wargame

Total War: THREE KINGDOMS
Shared: Strategy · Historical · Multiplayer

Company of Heroes 2
Shared: Strategy · Historical · Multiplayer

Europa Universalis V
Shared: Strategy · Historical · Wargame

Age of History II
Shared: Strategy · Historical · Multiplayer

Sid Meier's Civilization® V
Shared: Strategy · Historical · Multiplayer

Age of Empires III: Definitive Edition
Shared: Strategy · Historical · Multiplayer

Total War: EMPIRE – Definitive Edition
Shared: Strategy · Historical · Multiplayer

XCOM 2
Shared: Strategy · Turn-Based Combat · Turn-Based Tactics

Hearts of Iron IV
Shared: Strategy · Historical · Multiplayer

Cossacks 3
Shared: Strategy · Historical · Multiplayer

Warhammer 40,000: Gladius - Relics of War
Shared: Strategy · Multiplayer · Wargame

Total War: ATTILA
Shared: Strategy · Historical · Multiplayer

Age of Empires: Definitive Edition
Shared: Strategy · Historical · Multiplayer

HUMANKIND™
Shared: Strategy · Historical · Multiplayer

Mount & Blade II: Bannerlord
Shared: Strategy · Multiplayer · Singleplayer

Age of Empires II (Retired)
Shared: Strategy · Historical · Multiplayer

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

Sid Meier's Civilization VII
Shared: Strategy · Historical · Multiplayer

Call to Arms - Gates of Hell: Ostfront
Shared: Strategy · Historical · Singleplayer

Total War: NAPOLEON – Definitive Edition
Shared: Strategy · Historical · Multiplayer