in an eventual 7–1 win (10–2 on aggregate). Even though his future initially seemed uncertain, Tello managed to convince new manager Tito Vilanova and stayed in roster for the 2012–13 campaign, inclusively going on to start in several games. On 19 September 2012 he scored the opener and assisted Messi in the second goal, in a 3–2 home defeat of FC Spartak Moscow in the Champions League group stage, where he was also chosen as Player of the match. On 13 December 2012, Tello signed a new contract with Barcelona, keeping him with the Blaugrana until June 2016. Nine days later, he scored after only 30 seconds on the pitch in the last play of the 3–1 away win over Real Valladolid. Tello fell further down the offensive pecking order in 2013–14, following the arrival of Neymar. He scored his first goal of the season on 11 December in a 6–1 home rout of Celtic in the Champions League group phase, and six days later he also found the net, in a 3–0 victory against FC Cartagena in the domestic cup (7–1 on aggregate). In the quarter-finals of the latter competition, away to Levante UD, he profited from three Messi assists to score his first hat-trick as a professional as his team won 4–1. Tello was loaned to FC Porto of the Primeira Liga on 16 July 2014, in a two-year deal. He scored his first goal for the club on 25 November, entering as a substitute for Ricardo Quaresma and concluding a 3–0 win at FC BATE Borisov in the group stage of the Champions League. Five days later, he netted his first league goal, the opener in a 5–0 home win over Rio Ave FC. On 1 March 2015, he scored all of his side's goals as they beat Sporting CP 3–0. On 22 January 2016, Barcelona and ACF Fiorentina reached an agreement for the loan of Tello until 30 June 2016. He made his Serie A debut on 3 February, starting a 2–1 defeat of Carpi F.C. 1909 at the Stadio Artemio Franchi, and scored his first goal 18 days later in a 3–2 victory at Atalanta BC. On 16 August 2016, the loan was renewed for the upcoming season. Betis On 30 June 2017, Tello joined Real Betis on a five-year deal for €4 million. He made his debut from the bench on 25 August in