 At the moment, for me and my coaching staff, Adán is better than Iker"; he retained his position for the next game, being sent off in the early minutes of an eventual 4–3 home success against Real Sociedad after giving away a penalty.On 2 September 2013, Adán left Real Madrid after his contract was terminated.On 19 November he signed with Italy's Cagliari Calcio, making his Serie A debut on 5 January of the following year in a 0–0 away draw against A.C. ChievoVerona.