 Perez won by unanimous decision, winning every round on the judges' scorecards.After a hiatus in 2012, Perez returned to the ring on 4 May 2013, winning a 10-round unanimous decision against American Travis Walker on the undercard of Wladimir Klitschko vs. Francesco Pianeta.On 2 November 2013, he made his HBO debut against hard-hitting prospect Magomed Abdusalomov (18-0 18 KOs) at Madison Square Garden.