The Challenge - Season 21 Episode 3: Underdog Day Afternoon

Episodes: 19

Specials

2010-04-01

Episodes: 5

All Stars

1998-04-20

Episodes: 6

Real World vs. Road Rules

1998-11-09

Episodes: 11

Challenge 2000

2000-01-17

Episodes: 19

Extreme Challenge

2001-01-09

Episodes: 17

Battle of the Seasons

2002-02-04

Episodes: 21

Battle of the Sexes

2003-01-06

Episodes: 18

The Gauntlet

2003-09-22

Episodes: 20

The Inferno

2004-02-02

Episodes: 19

Battle of the Sexes II

2004-10-04

Episodes: 17

The Inferno II

2005-03-07

Episodes: 17

The Gauntlet II

2005-12-05

Episodes: 17

Fresh Meat

2006-05-29

Episodes: 17

The Duel

2006-10-12

Episodes: 17

The Inferno III

2007-04-10

Episodes: 10

The Gauntlet III

2008-01-23

Episodes: 9

The Island

2008-09-16

Episodes: 10

The Duel II

2009-04-08

Episodes: 12

The Ruins

2009-09-30

Episodes: 10

Fresh Meat II

2010-04-07

Episodes: 12

Cutthroat

2010-10-06

Episodes: 12

Rivals

2011-06-22

Episodes: 12

Battle of the Exes

2012-01-25

Episodes: 12

Battle of the Seasons

2012-09-19

Episodes: 13

Rivals 2

2013-07-10

Episodes: 13

Free Agents

2014-04-10

Episodes: 14

Battle of the Exes II

2015-01-06

Episodes: 15

Battle of the Bloodlines

2015-12-02

Episodes: 15

Rivals III

2016-05-04

Episodes: 16

Invasion of the Champions

2017-02-07

Episodes: 20

XXX: Dirty Thirty

2017-07-18

Episodes: 16

Vendettas

2018-01-02

Episodes: 24

Final Reckoning

2018-07-10

Episodes: 18

War of the Worlds

2019-02-06

Episodes: 18

War of the Worlds 2

2019-08-28

Episodes: 18

Total Madness

2020-04-01

Episodes: 21

Double Agents

2020-12-09

Episodes: 21

Spies, Lies and Allies

2021-08-11

Episodes: 21

Ride or Dies

2022-10-12

Episodes: 21

Battle for a New Champion

2023-10-25

Episodes: 21

Battle of the Eras

2024-08-14

Episodes: 3

Vets and New Threats

2025-07-30