Barcelona have plans for four new additions this summer.
Marca says Barca will make €50 million available for the transfer market.
Barca intend to trigger the buy-back option in Denis Suarez's Villarreal contract - for €3 million.
A centre-half, fullback and striker are also on Barca's agenda.
Barca are confident of signing Celta Vigo attacker Nolito, with Sandro Ramirez expected to move on.
Centre-halves Marc Bartra and Thomas Vermaelen, along with fullback Douglas will also likely leave.
Source: tribalfootball.com