Watch Mike Perry, Thiago Alves engage in tense faceoff ahead of BKFC KnuckleMania 4 showdown

Just days away from BKFC KnuckleMania 4, Mike Perry and Thiago Alves came face to face for a tense staredown following the pre-fight press conference.
The former UFC fighters headline the first ever BKFC card in Los Angeles after the California State Athletic Commission voted to sanction bare-knuckle fighting in the state.
Perry looks to stay undefeated in bare-knuckle competition after he finished former UFC champion Eddie Alvarez in his most recent outing. As for Alves, he also holds a perfec