snagXtreme

Free

Park Pipe Open Series

Free

DiversionTV

free

NHL Vault

$4.95 a month NHL Vault subscription

Available in the channel store

possible channel code nhl2010 - the roku site links to code nhl2010 for both the NHL GameCenter LIVE and NHL Vault channels.

http://www.roku.com/nhl-partner

full-length archived games and classic games dating back to the 1960's

GoFightLive

free/premium events

available in channel store

code gofight

https://owner.roku.com/Add/gofight

http://www.gfl.tv/

mixed martial arts, boxing, and wrestling

confirmed code/Add link 5/16/2013

extreme sports

$2.99 month

available in channel store

http://www.sportskool.com/

sportskool's extreme sports: expert instruction from pros in BMX, skateboarding, snowboarding and more

code unknown