83		Squeezone (Windows, 2016)
66		X-Morph: Defense (Windows, 2017)
65		Bad North (Windows, 2018)
55		Hellfront: Honeymoon (Windows, 2018)
54		Pixel Privateers (Windows, 2017)
54		Dungeon Defenders II (Windows, 2017)
53		Excubitor (Windows, 2016)
52		Steel Rain (Windows, 2015)
51		Commando Jack (Windows, 2014)
50		Cannon Fodder 2 (Windows, 2013)
50		Cannon Fodder 2 (DOS, 1994)
45		Armed to the Gears (Windows, 2018)
45		Never Stop Sneakin' (Windows, 2018)
44		Has-Been Heroes (Windows, 2017)
43		Space Run Galaxy (Windows, 2016)
43		Executive Assault (Windows, 2015)
42		Unlimited Escape 3 and Unlimited Escape 4 Double Pack (Windows, 2015)
42		Winged Sakura: Mindy's Arc (Windows, 2014)
41		Savage: The Battle for Newerth (Windows, 2003)
41		Infested Planet (Windows, 2014)
41		Space Run (Windows, 2014)
41		ZAMB!: Biomutant Extermination (Windows, 2014)
41		Ballerburg: Castle Siege (Windows, 2001)

Notes: Games similar to Mars or Die!, Games like Mars or Die!, 34BigThings srl, 34BigThings srl, Windows, Action, Strategy, Tactics, Fantasy, Sci-Fi, Futuristic, Puzzle elements, Roguelike, Shooter, Tower Defense, Bird's-eye view, 2D scrolling, PC, Game Similarities.