Pjaca joins on a €2m loan with a €20m option to buy.
“It was a long negotiation but I wanted to come here from the start and I'm glad it's happened," Pjaca said at his presentation.
“I can't wait to start playing. I will give everything to do well here and get good results this season
“I'm ready, and I think form will come with matches, I can not say how many I will need.
“I was hoping to come here from the first day and now that I'm here, I'm happy.
“The number 10 shirt? First of all it's an honour, but also a responsibility.I want to show everyone that I deserve to wear it."