Official Sports Threads:
Badminton: http://www.soompi.com/forums/index.php?showtopic=3500
Ballroom Dancing: http://www.soompi.com/forums/index.php?showtopic=60779
Bowling: http://www.soompi.com/forums/index.php?showtopic=7080
Cheerleading: http://www.soompi.com/forums/index.php?showtopic=97978
Color Guard: http://www.soompi.com/forums/index.php?showtopic=65553
English Premier League: http://www.soompi.com/forums/index.php?showtopic=5653
Fantasy Sports: http://www.soompi.com/forums/index.php?showtopic=97226
Fencing: http://www.soompi.com/forums/index.php?showtopic=58008
Formula One auto racing: http://www.soompi.com/forums/index.php?showtopic=3994
Golf: http://www.soompi.com/forums/index.php?showtopic=2926
Handball: http://www.soompi.com/forums/index.php?showtopic=2700
Korea Soccer Team: http://www.soompi.com/forums/index.php?showtopic=65871
Lacrosse: http://www.soompi.com/forums/index.php?showtopic=24918
Martial Arts: http://www.soompi.com/forums/index.php?showtopic=60302
MLB 2007: http://www.soompi.com/forums/index.php?showtopic=120361
MLB 2005-2006: http://www.soompi.com/forums/index.php?showtopic=4278
MLS: http://www.soompi.com/forums/index.php?showtopic=47828
NBA: http://www.soompi.com/forums/index.php?showtopic=1607
NCAA Basketball: http://www.soompi.com/forums/index.php?showtopic=99217
NCAA Football: http://www.soompi.com/forums/index.php?showtopic=95316
NFL: http://www.soompi.com/forums/index.php?showtopic=922
NHL: http://www.soompi.com/forums/index.php?showtopic=305
Skateboarding: http://www.soompi.com/forums/index.php?showtopic=60116
Snowboarding and Skiing: http://www.soompi.com/forums/index.php?showtopic=28795
Tennis: http://www.soompi.com/forums/index.php?showtopic=436
Track and Field: http://www.soompi.com/forums/index.php?showtopic=3785
US Soccer Team: http://www.soompi.com/forums/index.php?showtopic=109977
Volleyball: http://www.soompi.com/forums/index.php?showtopic=1706
Waterpolo: http://www.soompi.com/forums/index.php?showtopic=93011
Wrestling: http://www.soompi.com/forums/index.php?showtopic=461
Let me know if I miss any.