Gennaro Gattuso has walked out on Italian second-tier club Pisa just weeks ahead of the new season due to differences with the club management.
AC Milan goalkeeper Michael Agazzi has joined Serie B side Cesena.
Aston Villa have signed goalkeeper Pierluigi Gollini from Hellas Verona on a four-year contract.
Former Brazil international Rivaldo says he hopes his son Rivaldinho will follow in his footsteps by playing for a club in Italy.
Gennaro Gattuso has likened leading Pisa to promotion to Italy's Serie B to winning the Champions League with AC Milan in 2003.
Pescara were promoted to Serie A after defeating Trapani 3-1 on aggregate in the second-division playoff final on Thursday.