 He made his senior debut with the B-team, in Segunda División B.In the summer of 2013, Mode was one of several youth team players called by manager Unai Emery for preseason with the main squad.On 11 May 2014, as the coach was resting several starters for the final of the UEFA Europa League, he played his first game in La Liga, coming on as a 74th-minute substitute for Diogo Figueiras in a 0–1 away loss against Getafe CF.