Brenda nRodgers snapped up Mignolet, 25 from Sunderland for £9million, insisting he was bought to give Reina competition.
But former Kop star Molby believes he was bought to be No.1 and Reina will leave.
Molby said: “I’d be very surprised if both of them were there on September 1.
“In the first three or four years Pepe was here he was as good as the club’s ever had.“I’d be very surprised if both of them were there on September 1”Jan Molby
“He hasn’t quite been the same in the last couple of years but I think he’s a great keeper. Possibly the time has come for him to move on.”