Games like Koutetsu no Kishi 3: Gekitotsu Europe Sensen

If you finished Koutetsu no Kishi 3: Gekitotsu Europe Sensen, the closest matches are Age of Empires IV, Day of Infamy, Order of Battle: World War II, Command Ops 2 and Soldiers: Arena. All 6 share its strategy genre and are ranked by how closely their themes and modes overlap.