Fiorentina is interested in signing Oso, a 22-year-old Spanish and Argentinian left-back who plays for Sevilla. In the 2025/2026 LaLiga season, he made 21 appearances, scoring 2 goals and providing 3 assists. His contract with the Spanish club runs until 2027. According to Transfermarkt, he has a current market value of €10.00m. Oso has also been linked with Real Sociedad and Strasbourg.