Games like Techwars Online
Games like Techwars Online include Sid Meier’s Civilization® VI, Sid Meier's Civilization® V, BattleTech, Total War: WARHAMMER II, and ShellShock Live. We matched them by the tags players give Techwars Online on Steam (Massively Multiplayer, Strategy, Indie, Action, and Turn-Based Strategy): closest matches first, and among equally close ones the better-known games.

Sid Meier’s Civilization® VI
Shared: Strategy · Turn-Based Strategy · Multiplayer

Sid Meier's Civilization® V
Shared: Strategy · Turn-Based Strategy · Multiplayer

BattleTech
Shared: Strategy · Mechs · Turn-Based Strategy

Total War: WARHAMMER II
Shared: Strategy · Turn-Based Strategy · Action

ShellShock Live
Shared: Strategy · Action · Multiplayer

Into the Breach
Shared: Strategy · Indie · Turn-Based Strategy

XCOM: Enemy Unknown
Shared: Strategy · Turn-Based Strategy · Tactical

Blood Bowl 2: Legendary Edition (Classic)
Shared: Strategy · Multiplayer · Turn-Based Strategy

Total War: THREE KINGDOMS
Shared: Strategy · Turn-Based Strategy · Tactical

ENDLESS Legend™
Shared: Strategy · Turn-Based Strategy · Turn-Based

The Last Spell
Shared: Strategy · Turn-Based Strategy · Tactical

Total War: ROME II - Emperor Edition
Shared: Strategy · Turn-Based Strategy · Tactical

Faeria
Shared: Strategy · Massively Multiplayer · Indie

Plague Inc: Evolved
Shared: Strategy · Indie · Singleplayer

Total War: WARHAMMER III
Shared: Strategy · Turn-Based Strategy · Action

XCOM®: Chimera Squad
Shared: Strategy · Turn-Based Strategy · Singleplayer

Breach & Clear
Shared: Strategy · Turn-Based Strategy · Tactical

Space Hulk (Classic)
Shared: Strategy · Turn-Based Strategy · Indie

Counter-Strike 2
Shared: Action · Multiplayer · Tactical

Total War: NAPOLEON – Definitive Edition
Shared: Strategy · Turn-Based Strategy · Tactical

Blood Bowl 3
Shared: Strategy · Singleplayer · Multiplayer

PUBG: BATTLEGROUNDS
Shared: Action · Multiplayer · Tactical

Sid Meier's Civilization®: Beyond Earth™
Shared: Strategy · Turn-Based Strategy · Multiplayer

Total War: EMPIRE – Definitive Edition
Shared: Strategy · Turn-Based Strategy · Tactical

