Brazilian midfielder Arthur Melo arrived at Barcelona from Gremio with high expectations and a presumption of being the heir to the midfield throne vacated by Xavi and Andres Iniesta. Two years later, he's off to Juventus.
Barcelona announced the transfer of Arthur to Juventus in an $81 million move (plus another $11.25 million in add-ons), with the financial aspect of it reportedly to be partially offset by Miralem Pjanic going from the Serie A leader to Barcelona in return for $67.5 million. Barcelona did not yet confirm that part of the transaction.
Arthur has scored four goals in his 72 appearances with the club, and he'll remain with Barcelona "until the end of official competition in the 2019/20 season.