Timeline
This is a timeline for significant events about the game. This is for real life dates and events, not the Canon Timeline.
2004
- 04/25/2004 - City of Heroes three-day head start began for those with a pre-order code
- 04/27/2004 - City of Heroes' official publishing release date (when retail purchase could begin)
- 04/28/2004 - City of Heroes' live launch (and the date used for Anniversary Events)
- 06/29/2004 - Issue 1 released
- 08/30/2004 - Film Festival contest began
- 09/16/2004 - Issue 2 released
- 09/16/2004 - Rularuu Invasion Event 2004
- 09/28/2004 - First Halloween Costume contest began
- 10/29/2004 - Halloween Event 2004
- 11/09/2004 - City of Heroes Collector's DVD Edition released
2005
- 01/04/2005 - Issue 3 released
- 01/12/2005 - Winter Event 2004 began
- 02/05/2005 - City of Heroes Deluxe released in Europe
- 02/08/2005 - Winter Event 2004 ended
- 04/14/2005 - Thursday Throwdown
- 04/20/2005 - Wednesday Night Fights
- 05/04/2005 - Issue 4 released
- 05/01/2005 - City of Heroes First Anniversary event
- 08/31/2005 - Issue 5 released
- 10/26/2005 - Statesman's Strike end of beta event for City of Villains
- 10/27/2005 - Issue 6 released
- 10/27/2005 - City of Villains three-day head start began for those with a pre-order code
- 10/31/2005 - City of Villains official release date, including City of Villains Collector's DVD Edition
- 12/08/2005 - Winter Event 2005 began
2006
- 01/02/2006 - Winter Event 2005 ended
- 01/18/2006 - City of Hero open beta began in Korea
- 02/08/2006 - Valentine's Day Event 2006 began
- 02/22/2006 - Valentine's Day Event 2006 ended
- 03/??/2006 - City of Hero released in Korea
- 04/01/2006 - Second Anniversary Events
- 06/06/2006 - Issue 7 released
- 07/21/2006 - Double XP weekend (ended 07/23/2006)
- 09/01/2006 - Cuppathon was held on the test server
- 09/29/2006 - Good Versus Evil Edition released
- 10/18/2006 - Halloween Event 2006 began
- 10/31/2006 - Halloween party on test server
- 11/02/2006 - Halloween Event 2006 ended
- 11/02/2006 - City of Villains First Anniversary event began
- 11/28/2006 - Issue 8 released
- 11/30/2006 - City of Villains First Anniversary event ended
- 12/14/2006 - Winter Event 2006 began
2007
- 01/02/2007 - Winter Event 2006 ended
- 01/08/2007 - Winter Event 2006 returned
- 01/17/2007 - Winter Event 2006 ended for the 2nd time
- 01/26/2007 - Double XP weekend (ended 01/28/2007)
- 02/13/2007 - Valentine's Day Event 2007 began
- 03/04/2007 - Valentine's Day Event 2007 ended
- 04/27/2007 - Third Anniversary Event on test server
- 05/01/2007 - Issue 9 released
- 06/15/2007 - Double XP weekend (ended 06/17/2007)
- 07/24/2007 - Issue 10 released
- 07/24/2007 - Rikti World Invasion began
- 08/07/2007 - Daily Rikti World Invasion ended
- 08/14/2007 - Rikti Invasion Encore (24-hour Invasion)
- 08/18/2007 - Rikti Invasion Encore
- 08/23/2007 - Rikti Invasion Encore
- 08/26/2007 - Rikti Invasion Encore
- 08/31/2007 - Rikti Invasion Encore
- 09/02/2007 - Rikti Invasion Encore
- 09/12/2007 - Rikti Invasion Encore
- 09/15/2007 - Rikti Invasion Encore
- 09/17/2007 - Rikti Invasion Encore
- 09/22/2007 - Rikti Invasion Encore
- 10/22/2007 - Halloween Event 2007 began
- 11/04/2007 - Halloween Event 2007 ended
- 11/06/2007 - NCsoft purchased "City Of" franchise, launched NorCal Studios
- 11/28/2007 - Issue 11 released
- 12/17/2007 - Winter Event 2007 began
- 12/18/2007 - NorCal Studios move completed
2008
- 01/06/2008 - Winter Event 2007 ended
- 02/08/2008 - Double XP weekend (ended 02/10/2008)
- 02/14/2008 - Valentine's Day Event 2008 began
- 02/28/2008 - Valentine's Day Event 2008 ended
- 03/07/2008 - Rikti Invasion Returns (ended 03/14/2008)
- 04/18/2008 - Rikti Invasion Returns (ended 04/24/2008)
- 05/20/2008 - Issue 12 released
- 06/13/2008 - Rikti Invasion Returns (ended 06/19/2008)
- 07/16/2008 - City of Heroes and City of Villains were merged
- 07/18/2008 - Double XP weekend (ended 07/20/2008)
- 08/01/2008 - Rikti Invasion Returns (ended 08/07/2008)
- 09/17/2008 - Super Booster I: Cyborg released
- 09/26/2008 - Rikti Invasion Returns (ended 10/02/2008)
- 10/18/2008 - Halloween Event 2008 began
- 11/02/2008 - Halloween Event 2008 ended
- 11/14/2008 - Rikti Invasion Returns (ended 11/20/2008)
- 12/02/2008 - Issue 13 released
- 12/15/2008 - Winter Event 2008 began
2009
- 01/05/2009 - Winter Event 2008 ended
- 01/07/2009 - Mac Special Edition released
- 01/23/2009 - Double XP weekend (ended 01/25/2009)
- 02/09/2009 - Valentine's Day Event 2009 began
- 02/23/2009 - Valentine's Day Event 2009 ended
- 04/08/2009 - Issue 14 released
- 04/14/2009 - NorCal Studios renamed to Paragon Studios
- 04/14/2009 - Super Booster II: Magic released
- 04/14/2009 - Architect Edition released
- 04/28/2009 - 5th Anniversary Chaos Event
- 06/29/2009 - Issue 15 released
- 07/14/2009 - Super Booster III: Superscience released
- 07/17/2009 - Rikti Invasion Encore (ended 07/19/2009)
- 07/31/2009 - Double XP weekend (ended 08/02/2009)
- 09/15/2009 - Issue 16 released
- 10/08/2009 - Double XP weekend (ended 10/12/2009)
- 10/20/2009 - Halloween Event 2009 began
- 11/11/2009 - Halloween Event 2009 ended
- 11/12/2009 - Super Booster IV: Martial Arts released
- 12/15/2009 - Winter Event 2009 began
2010
- 01/12/2010 - Winter Event 2009 ended
- 02/09/2010 - Valentine's Day Event 2010 began
- 03/02/2010 - Valentine's Day Event 2010 ended
- 03/04/2010 - Double XP Weekend (ended 03/07/2010)
- 04/28/2010 - Issue 17 released
- 06/24/2010 - Super Booster V: Mutant released
- 08/16/2010 - Going Rogue released for prepurchase customers
- 08/16/2010 - Issue 18 released
- 08/17/2010 - Going Rogue official release date
- 09/14/2010 - Party Pack released
- 10/21/2010 - Halloween Event 2010 began
- 10/31/2010 - Halloween Event 2010 ended
- 11/03/2010 - Origins Pack released
- 11/30/2010 - Issue 19 released
- 12/17/2010 - Winter Event 2010 began
2011
- 01/02/2011 - Winter Event 2010 scheduled end
- 01/27/2011 - Double XP Weekend (ended 01/30/2011)
- 02/01/2011 - Strike Pack released
- 02/10/2011 - Valentine's Day Event 2011 began
- 02/23/2011 - Animal Pack released
- 04/05/2011 - Issue 20 released
- 05/11/2011 - Praetorian Surge began
- 05/27/2011 - Praetorian Surge ended
- 06/01/2011 - Steampunk Pack released
- 06/28/2011 - Incarnates Ascend released
- 08/11/2011 - Double XP Weekend (ended 08/14/2011)
- 09/13/2011 - Issue 21 released; Freedom VIP Headstart begins
- 09/27/2011 - City of Heroes Freedom officially released, including Free users
- 10/04/2011 - Street Justice power set released
- 10/20/2011 - Halloween Event 2011 began
- 11/02/2011 - Halloween Event 2011 ended
- 12/06/2011 - Titan Weapons power set released
- 12/13/2011 - Winter Event 2011 began
2012
- 01/03/2012 - Winter Event 2011 ended
- 02/08/2012 - Valentine's Day Event 2012 began
- 02/14/2012 - Heroes and Villains Super Pack released
- 02/27/2012 - Valentine's Day Event 2012 ended
- 03/06/2012 - Issue 22 released
- 03/20/2012 - Beast Mastery power set released
- 04/17/2012 - Staff Fighting power set released
- 05/31/2012 - Issue 23 released
- 06/27/2012 - Summer Blockbuster Event 2012 began
- 07/10/2012 - Water Blast power set released
- 07/30/2012 - Summer Blockbuster Event 2012 ended
- 08/10/2012 - Double XP Weekend began (ended 08/12/2012)
- 08/13/2012 - Captain Mako Week began
- 08/20/2012 - Captain Mako Week ended
- 08/21/2012 - Nature Affinity power set released; Last build for Issue 24 released to Beta Server
- 08/31/2012 - Game's closure announced
- 09/08/2012 - Unity Rally
- 10/05/2012 - Summer Blockbuster Event 2012 Reprise began
- 10/08/2012 - Summer Blockbuster Event 2012 Reprise ended
- 10/18/2012 - Double XP Weekend began
- 10/22/2012 - Double XP Weekend ended
- 10/26/2012 - Halloween Event 2012 began
- 10/29/2012 - Halloween Event 2012 ended
- 11/09/2012 - Winter Event 2011 Reprise began
- 11/12/2012 - Winter Event 2011 Reprise ended
- 11/23/2012 - Rikti Invasion began
- 11/30/2012 - Rikti Invasion ended
- 11/30/2012 - Game Closed
2019
- 4/25/2019 - Homecoming was opened for service, beginning with Issue 25, "Unbroken Spirit". Issue 26 started shortly thereafter also titled "Homecoming".