 His last UFC fight was at UFC 84 against Yoshiyuki Yoshida which he lost via submission in the first round.He was released from the UFC after rejecting a fight offered by UFC matchmaker Joe Silva, and after comments made about the death of fellow UFC fighter Evan Tanner.War Machine posted on his Myspace that he believed that Tanner had gone to the isolated southern California desert to kill himself after he realized his career might have been over and had basically made no money during it.