Bundesliga side Wolfsburg was one of several clubs interested in Marcel Regula, a Polish winger from Zaglebie Lubin. FC Koln and Borussia Dortmund were also reportedly interested in the player. Burnley was looking to sign the 19-year-old in a potential €8m deal, which would represent a club record sale for Zaglebie Lubin. The Poland U21 international has 7 caps and 2 goals for his country. He is under contract with the Polish club until June 2028 and has a current Transfermarkt market value of €7.00m. In August 2026, reports indicated 1. FC Köln was also prepared to pay between €7 million and €8 million for the player, while in April 2026, Zagłębie's asking price was reported to be between €8 million and €10 million.