60		TERA (Windows, 2012)
59		Rift (Windows, 2011)
55		The Secret World (Windows, 2012)
54		WildStar (Windows, 2014)
53		Defiance (Windows, 2013)
53		Darkfall (Windows, 2009)
52		The Elder Scrolls Online (Windows, 2014)
52		Asheron's Call (Windows, 1999)
50		Phantasy Star Online (Windows, 2001)
50		Project Visitor (Windows, 2003)
50		Phantasy Star Online: Blue Burst (Windows, 2005)
41		ARK: Survival Evolved (Windows, 2015)
40		Atlas (Windows, 2018)

Notes: Games similar to DC Universe Online, Games like DC Universe Online, SOE Austin, Sony Online Entertainment Inc., Windows, Action, Role-Playing, RPG, Fighting, Massively Multiplayer, Persistent, Behind view, UnrealEngine3, DC comics, PC, Game Similarities.