São Paulo FC is negotiating the signing of defender Gustavo Mancha from Olympiacos. The 21-year-old Brazilian player was on loan at Rio Ave in the 2025/26 season. According to national media, São Paulo FC is interested in signing Gustavo Mancha, and has already initiated contact with Olympiacos to acquire the defender, who was on loan at Rio Ave last season. Gustavo Mancha joined Rio Ave in January, after playing only eight games for Olympiacos in the first half of the season. The 21-year-old central defender may be close to returning to Brazil, after representing Fortaleza in 2025. In the 2025/26 season, Gustavo Mancha played 14 games for the Vilacondense team.