69		Battle Isle 2200 (DOS, 1994)
67		Nectaris (DOS, 1995)
65		Battle Isle '93 - The Moon of Chromos (DOS, 1993)
65		Power: The Game (Windows, 1995)
64		Battle Isle (DOS, 1991)
64		Kto spotka UFO (DOS, 1994)
64		Laserwars (DOS, 1994)
63		Crush! Deluxe (Windows, 1997)
63		Space Conflict (DOS, 1993)
62		Laser Squad (DOS, 1992)
62		Advanced Strategic Command (DOS, 1998)
62		Armageddon Empires (Windows, 2007)
62		Battles of Destiny (DOS, 1992)
62		Stelcon 2469 (DOS, 1992)
62		Crimson Fields (Windows, 2001)
61		Fireteam 2200 (DOS, 1991)
61		Frozen Synapse 2 (Windows, 2018)
61		Em@il Games: X-COM (Windows, 1999)
60		Frozen Synapse: Prime (Windows, 2014)
60		Daleks (DOS, 1985)
60		Imperial Space Command (DOS, 1986)
60		Imperium (Windows, 2015)
60		Sword of the Stars II: Lords of Winter (Windows, 2011)
60		Mayhem Intergalactic (Windows, 2007)
60		The Last Federation (Windows, 2014)
60		Advanced Strategic Command (Windows, 2001)
60		Daleks (Windows, 2002)
60		Star Traders 4X: Empires in Exile (Windows, 2014)
60		Future Wars (Windows, 2010)
60		Alien Assault (Windows, 2009)
60		Commanders: Attack of the Genos (Windows, 2008)
57		MissionForce: CyberStorm (Windows, 1996)
56		Star General (DOS, 1996)
56		Star General (Windows, 1996)
55		Dune III (DOS, 1995)
52		Sid Meier's Starships (Windows, 2015)
52		Cyberstorm 2: Corporate Wars (Windows, 1998)
51		Massive Assault Network (Windows, 2004)
51		Massive Assault Network 2 (Windows, 2006)
51		Frozen Synapse (Windows, 2011)
50		Renegade Legion: Interceptor (DOS, 1990)
50		Gaiflame (Windows, 2017)
50		Firezone (DOS, 1988)
50		Star Hammer: Tactics (Windows, 2012)
50		Leviathan: Warships (Windows, 2013)
50		Alien River (DOS, 2017)
47		Power Dolls (DOS, 1995)
45		Power Dolls (Windows, 1997)
42		Power Dolls 2 (Windows, 2016)
42		Ginga Eiyū Densetsu V (Windows, 1998)
40		Battle Isle 2220: Shadow of the Emperor (Windows, 1996)

Notes: Games similar to Space Marines: Der stählerne Kaiser, Games like Space Marines: Der stählerne Kaiser, Software 2000, Software 2000, DOS, Strategy, Tactics, Sci-Fi, Futuristic, Turn-based, Top-down, PC, Game Similarities.