 Complete the following phrase:  On 12 July 2017, Costa joined Juventus on loan until the end of the 201718 season, for 6 million. Juventus has an option to make the move permanent on 1 July 2018, for an additional 40 million fee plus 1M in bonuses. On 13 August, he made his club debut, coming on as a substitute in a 32 defeat to Lazio in the 2017 Supercoppa Italiana. On 14 October, he scored his first goal for the club in a 21 home defeat to Lazio. In his debut season he scored four goals in Serie A in 31 appearances, and two goals in five appearances in the Coppa Italia one of which came in Juventuss 40 victory over Milan in the 2018 Coppa Italia Final, at the Stadio Olimpico in Rome, on 9 May, recording six goals in 47 appearances across all competitions, as Juventus won a domestic double; he also led the league in dribbles 106 and recorded the second-most assists 14 in 