There is speculation about where Vasilije Kostov, an 18-year-old Serbian attacking midfielder, could continue his career, with this continuation expected from mid-December, and possibly earlier. He plays for Red Star Belgrade, having joined in July 2025, and his contract is valid until June 2028. Kostov has 4 caps for the Serbian national team. His current Transfermarkt market value is €25.00m. Several clubs, including Milan, Inter, Monaco, and Arsenal, have been linked with the player.