Colby Covington has become known for his foul mouth over the years and the proud American never shies away from saying exactly what is on his mind . For better or worse, this stance has risen him to fame in the sport, and many tune in to watch him fight, whether that’s to see him win or lose. ‘Chaos’ is just months away from the biggest fight of his career when he steps into the octagon to face welterweight king  Leon Edwards for UFC gold. Earlier this week, Matt Brown gave his opinion on the upcoming championship clash and insisted the challenger isn’t “built like me” and will likely retire if he’s unsuccessful in his title charge later this year.  Colby Covington MMA Weekly The comments understandably didn’t sit well with Covington, prompting him to respond. While speaking with  Submission Radio , the former UFC interim champion fired back at ‘The Immortal’. “Speaking of discipline and decisions, speaking of a guy that’s trying to rub my name through the mud, let’s talk about  Matt Brown