/r/ufc: UFC - Subreddit covering everything to do with UFC. Fight fans rejoice! UFC Cards, Times, Odds, and Fighter Stats can be seen at mmafightcards.org - October 19, 2018 - 17:23
/r/MMA: MMA: Mixed Martial Arts - A subreddit for all things Mixed Martial Arts. - July 20, 2016 - 21:15