58		DC Universe Online (Xbox One, 2016)
52		Defiance (Xbox 360, 2013)
44		ARK: Survival Evolved (Xbox One, 2017)

Notes: Games similar to TERA, Games like TERA, Bluehole, Inc., En Masse Entertainment, Inc., Xbox One, Action, Role-Playing, RPG, Fantasy, Massively Multiplayer, Persistent, Behind view, UnrealEngine3, Microsoft Xbox, Game Similarities.