The 24-year-old Paraguayan has failed to hold down a first-team place at the Allianz Arena since signing from Cerro Porteno in January 2006, making just five appearances for the Bavarian club.
He was farmed out on loan to fellow Bundesliga outfit Wolfsburg midway through last season but broke his shin before he could make his Wolves debut.
Copyright (c) PA Sport 2007, All Rights Reserved.
Do YOU want to write for GiveMeSport? Get started today by signing-up and submitting an article HERE: https://www.givemesport.com/writeforgms