As part of their search for more forwards, Boca Juniors made an initial offer of five million for the 28-year-old Kevin Serna. Fluminense has stated that it does not intend to sell the Colombian winger. Following this refusal, Boca will look for a new forward to reinforce their attack. Serna's market value is €5.00m, according to Transfermarkt. He joined Fluminense in July 2024 and is under contract until the end of 2027. He has been capped twice by the Colombian national team. In the 2025/2026 season, he has scored two goals in one appearance in the Campeonato Carioca.