Games like Chaos Galaxy 2
Games like Chaos Galaxy 2 include Battle Brothers, Super Robot Wars 30, Heroes of Might and Magic: Olden Era, Sid Meier’s Civilization® VI, and MENACE. We matched them by the tags players give Chaos Galaxy 2 on Steam (Turn-Based Tactics, Grand Strategy, Mechs, Turn-Based Strategy, and Robots): closest matches first, and among equally close ones the better-known games.

Battle Brothers
Shared: Turn-Based Tactics · Turn-Based Strategy · Grand Strategy

Super Robot Wars 30
Shared: Mechs · Turn-Based Strategy · Turn-Based Tactics

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

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

MENACE
Shared: Turn-Based Tactics · Turn-Based Strategy · Grand Strategy

Total War: WARHAMMER
Shared: Grand Strategy · Turn-Based Strategy · Strategy RPG

Sid Meier's Civilization VII
Shared: Grand Strategy · 4X · Strategy

BattleTech
Shared: Turn-Based Tactics · Mechs · Turn-Based Strategy

ROMANCE OF THE THREE KINGDOMS XIV
Shared: Turn-Based Tactics · Wargame · Grand Strategy

Heroes' Vow: Three Kingdoms
Shared: Turn-Based Strategy · Grand Strategy · Strategy RPG

Into the Breach
Shared: Turn-Based Strategy · Turn-Based Tactics · Mechs

Xenonauts 2
Shared: Turn-Based Tactics · Turn-Based Strategy · Strategy

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

Age of Wonders 4
Shared: Turn-Based Strategy · Grand Strategy · 4X

SD GUNDAM G GENERATION CROSS RAYS
Shared: Turn-Based Tactics · Mechs · Robots

Europa Universalis IV
Shared: Grand Strategy · Wargame · 4X

TRIANGLE STRATEGY
Shared: Turn-Based Tactics · Strategy RPG · JRPG

Total War: ROME REMASTERED
Shared: Grand Strategy · Turn-Based Strategy · Strategy

Age of History II
Shared: Grand Strategy · Turn-Based Strategy · War

Romance of the Three Kingdoms XIII
Shared: Turn-Based Tactics · Wargame · Grand Strategy

TROUBLESHOOTER: Abandoned Children
Shared: Turn-Based Tactics · Turn-Based Strategy · Strategy RPG

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

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

Romance of the Three Kingdoms XI with Power Up Kit
Shared: Turn-Based Tactics · Wargame · Turn-Based Strategy