Grêmio, Vasco, and Internacional were among several clubs that attempted to sign 21-year-old Brazilian attacker Kaio César from Al Hilal, but the player ultimately chose to join Corinthians. He joined Al-Hilal in January 2025, with his contract there running until June 2028. His current market value is listed by Transfermarkt as €4.50m. In January 2026, reports indicated that Corinthians and Atlético-MG made loan offers that included a €6 million purchase option for 50% of the player's rights. The player's most recent permanent transfer was from Vitória SC to Al Hilal in January 2025 for a fee of €9.0 million.