City of Heroes

Categories

 * 3D
 * Country: USA
 * Superhero Fantasy

History
Developed by Cryptic Studios. Launched April 2004 (NA) and February 2005 (EU). Shutdown was in November 2012.

General features
Quest systems.

Special features
The sequel City of Villains (2005) was a standalone game, and only later did the two game worlds merge together.

Further sources

 * Wikipedia