Fiorentina reportedly offer €5.5m for Gremio teenage midfielder Walace, but also track ex-Milan man Sulley Muntari.
According to Sky Sport Italia, the Viola sent their proposal with the promise to pay his parent club 20 per cent of any future transfer fee.
The 19-year-old has been compared to Paul Pogba for his physique and playing style.
He impressed for the Under-20 Brazil squad and has also been linked with Napoli and Roma.
Fiorentina reportedly offer €5.5m for Gremio teenage midfielder Walace, but also track ex-Milan man Sulley Muntari.
According to Sky Sport Italia, the Viola sent their proposal with the promise to pay his parent club 20 per cent of any future transfer fee.
The 19-year-old has been compared to Paul Pogba for his physique and playing style.
He impressed for the Under-20 Brazil squad and has also been linked with Napoli and Roma.
Full name Walace Souza Silva, he grew up through the Gremio youth academy and was promoted to the senior squad in January 2014.
Sky also suggest there is an alternative in the form of Muntari, now a free agent after terminating his contract with Milan by mutual consent.
The 30-year-old Ghana international was released following three years with the Rossoneri.