Season
- Season 0 2010-04-01
- Season 1 1998-04-20
- Season 2 1998-11-09
- Season 3 2000-01-17
- Season 4 2001-01-09
- Season 5 2002-02-04
- Season 6 2003-01-06
- Season 7 2003-09-29
- Season 8 2004-02-02
- Season 9 2004-10-04
- Season 10 2005-03-07
- Season 11 2005-12-05
- Season 12 2006-05-29
- Season 13 2006-10-12
- Season 14 2007-04-10
- Season 15 2008-01-23
- Season 16 2008-09-16
- Season 17 2009-04-08
- Season 18 2009-09-30
- Season 19 2010-04-07
- Season 20 2010-10-06
- Season 21 2011-06-22
- Season 22 2012-01-25
- Season 23 2012-09-19
- Season 24 2013-07-10
- Season 25 2014-04-10
- Season 26 2015-01-06
- Season 27 2015-12-02
- Season 28 2016-05-04
- Season 29 2017-02-07
- Season 30 2017-07-18
- Season 31 2018-01-02
- Season 32 2018-07-10
- Season 33 2019-02-06
- Season 34 2019-08-28
- Season 35 2020-04-01
- Season 36 2020-12-09
- Season 37 2021-08-11
- Season 38 2022-10-12
- Season 39 2023-10-25
- Season 40 2024-08-14
Season 40 Episode
- Season 40 The Era Invitational (1)
- Season 40 The Era Invitational (2)
- Season 40 A Fatal Era
- Season 40 My Trivia Era
- Season 40 An Era Tradition
- Season 40 My Real Friends Era
- Season 40 Trust in Your Era
- Season 40 The Era of the Gladiator
- Season 40 An Era of One
- Season 40 A New Era
- Season 40 Payback Era
- Season 40 The Era of the Purge
- Season 40 Best Friends 4Era
- Season 40 Swinging Era
- Season 40 Thinking Thin Era
- Season 40 Must Win Era
- Season 40 Location Change Era
- Season 40 The End of An Era (1)
- Season 40 The End of An Era (2)
- Season 40 Reunion (1)
- Season 40 Reunion (2)
The Challenge - Season 40 Episode 21 Reunion (2)
7.30 42 minutes Legendary competitors return to the reunion stage to settle unfinished business. Who was shadiest this season? Is the Vacation Alliance in shambles? Tori and Cara team up? A GOAT is crowned, and surprise guests join the Challenge Reunion celebration.
