Games like Colony Battle Arena
Games like Colony Battle Arena include Warhammer 40,000: Dawn of War III, Men of War: Assault Squad 2, Total War: THREE KINGDOMS, Call to Arms - Gates of Hell: Ostfront, and Tempest Rising. We matched them by the tags players give Colony Battle Arena on Steam (Action, Strategy, MOBA, RTS, and Action RTS): closest matches first, and among equally close ones the better-known games.

Warhammer 40,000: Dawn of War III
Shared: Strategy · RTS · Action

Men of War: Assault Squad 2
Shared: Strategy · Action · RTS

Total War: THREE KINGDOMS
Shared: Strategy · RTS · Military

Call to Arms - Gates of Hell: Ostfront
Shared: Strategy · RTS · Real Time Tactics

Tempest Rising
Shared: Strategy · RTS · Action

Total War: WARHAMMER III
Shared: Strategy · RTS · Real Time Tactics

Company of Heroes 3
Shared: Strategy · RTS · Action RTS

Call to Arms
Shared: Strategy · Action · RTS

Broken Arrow
Shared: Strategy · RTS · Action RTS

Planetary Annihilation: TITANS
Shared: Strategy · RTS · Real Time Tactics

Aliens: Dark Descent
Shared: Strategy · Action · RTS

Sudden Strike 4
Shared: Strategy · RTS · Real Time Tactics

Total War: WARHAMMER II
Shared: Strategy · RTS · Action

WARNO
Shared: Strategy · RTS · Real Time Tactics

Cossacks 3
Shared: Strategy · RTS · Action RTS

Halo Wars: Definitive Edition
Shared: Strategy · RTS · Action

Company of Heroes 2
Shared: Strategy · RTS · Military

Company of Heroes
Shared: Strategy · RTS · Action

Wargame: Red Dragon
Shared: Strategy · RTS · Military

STAR WARS™ Empire at War - Gold Pack
Shared: Strategy · RTS · Sci-fi

Command & Conquer 3 Tiberium Wars™
Shared: Strategy · Action · RTS

Total War: EMPIRE – Definitive Edition
Shared: Strategy · Military · RTS

Door Kickers 2: Task Force North
Shared: Action · Real Time Tactics · Strategy

Predecessor
Shared: Action · MOBA · Sci-fi