On 15 October, Barcelona defeated Deportivo de La Coruña 4–0 with two goals from Rafinha and one each from Luis Suárez and Messi, the latter who returned from injury in the match. On 19 October, Barcelona defeated Manchester City – led by former Barça manager Pep Guardiola – 4–0 at home on the strength of a Messi hat-trick. On 22 October, Barcelona defeated Valencia 2–3 at Mestalla, Messi spot-kick in injury time secured three points out of an electrifying encounter. On 29 October, Barcelona won against Granada 1–0 in the 1,500th game at Camp Nou, Barça found it tough to breakdown the stubborn visitors but Rafinha's strike was enough to claim the win. On 1 November, Barcelona was defeated by Manchester City 3–1 at Manchester, Guardiola's team came from behind after Messi opened scoring. On 6 November, Barcelona won 1–2 against Sevilla at the Sánchez Pizjuán; Messi canceled out Vitolo's opener late in the first half before setting up Luis Suárez for the winner in a frenetic game. On 16 November, the club announced Rakuten signed up as FC Barcelona's new main global partner; the Japanese company will appear on the front of the team's shirt and become the Global Innovation and Entertainment Partner for the next four seasons, starting 1 July 2017. On 19 November, Barça drew Málaga 0–0, a domineering performance was frustrated by 90 minutes of intense Andalusian defending. On 23 November, Barcelona won 2–0 against Celtic at Celtic Park; coupled with Man City's draw in Germany, they clinched a seeded berth in the round of sixteen. Also in this game Messi reached 100 goals in international competitions for Barcelona. On 27 November, Barcelona drew 1–1 with Real Sociedad at Anoeta, Messi's second-half leveller halted Barça's run of four straight league losses in San Sebastian. On 30 November, Barcelona drew Hércules 1–1, a fine long range strike from debutant Aleña gave Barça a slight advantage going into the second leg. On 3 December, Barcelona drew 1–1 with Real Madrid, Luis Suárez' header being cancelled out by 90th minute Ramos equaliser. On 6 December, Barcelona won 4–0 against Borussia Mönchengladbach, a game which saw a hat-trick from Arda Turan. On 10 December, Barcelona won Osasuna 0–3, Luis Suárez breaks the deadlock in the second half, and two further goals from Leo Messi go on to claim all three points in Pamplona.