Celtic is one of numerous clubs that have been scouting Häcken midfielder Abdoulaye Doumbia. Sunderland, Bayer Leverkusen, Everton, Club Brügge, Freiburg, Nice, and Lens have also been watching the 19-year-old from Cote d'Ivoire, who joined the Swedish club in January 2026. According to earlier reports, Trabzonspor was preparing to make a bid for the player. Doumbia is contracted to the Swedish club until 2030. In the 2025/2026 Allsvenskan season, he made 24 appearances, scoring 2 goals and providing 3 assists. His current Transfermarkt market value is €5.00m. In October 2026, reports claimed Trabzonspor was prepared to make an initial offer of €5 million, though BK Häcken's sporting director commented that the club's asking price is high.