Demetrious Johnson has announced his retirement from MMA. Peter Klein looks at what made him one of the greatest UFC fighters of all time and why he didn't click with people. br br Apple Pod: Spotify: Twitter: twitter.comprimetimekleinbr IG: instagram.comprimetimekleinbr Facebook: www.facebook.comCouchpotatodiarybr Twitch: twitch.tvprimetimepkbr Email: couchpotatodiary@yahoo.combr We Had No Idea: every Wednesday morning, br instagram.