Arena seasonse
| Season
| Title
| Start Date
| End Date
| Duration
| Notes
|
| Season 1
| Gladiator
| January 30, 2007
| June 19, 2007
| 20 Weeks
| End coincided with Patch 2.1.2
|
| Season 2
| Merciless Gladiator
| June 20, 2007
| November 26, 2007
| 23 Weeks
| EU End Date was November 27, 2007
|
| Season 3
| Vengeful Gladiator
| November 28, 2007
| June 23, 2008
| 29 Weeks
|
|
| Season 4
| Brutal Gladiator
| June 24, 2008
| October 14, 2008
| 17 Weeks
| Last arena season of The Burning Crusade
|
| Season 5
| Deadly Gladiator
| December 16, 2008
| April 14, 2009
| 17 Weeks
| Gear titles: Savage, Hateful, Deadly
|
| Season 6
| Furious Gladiator
| April 21, 2009
| August 25, 2009
| 18 Weeks
| Beginning corresponded with patch 3.1.0
|
| Season 7
| Relentless Gladiator
| September 1, 2009
| January 19, 2010
| 20 Weeks
| End corresponded with the opening of the Crimson Hall in Icecrown Citadel
|
| Season 8
| Wrathful Gladiator
| February 2, 2010
| October 12, 2010
| 37 Weeks
| Beginning corresponded with patch 3.3.2 and the release of the Frostwing Halls in Icecrown Citadel; Last arena season of Wrath of the Lich King
|
| Season 9
| Vicious Gladiator
| December 14-15, 2010
| June 28-29, 2011
| 26 Weeks?
| Beginning corresponded with the December 14, 2010 Hotfixes about 3 weeks after Patch 4.0.3a and the release of  Cataclysm; end corresponds with Patch 4.2.
|
| Season 10
| Ruthless Gladiator
| July 5-6, 2011
| November 15, 2011
| 21 Weeks
| Beginning corresponded with July 6, 2011 Hotfixes about 1 week after Patch 4.2 "Rage of the Firelands"; end announced to be around November 29, 2011.
|
| Season 11
| Cataclysmic Gladiator
| December 6-7, 2011
| ?
| ? Weeks
|
|
