FC Barcelona has expressed interest in acquiring Nico Schlotterbeck. Borussia Dortmund is planning to propose a substantial contract extension that would include a salary increase and the possibility of a future captaincy role. Negotiations are set to take place in the summer, contingent on the team's qualification for international competitions. In addition to Barcelona, other clubs such as Liverpool, Arsenal, Newcastle United, and Real Madrid have also shown interest in the German defender, adding to the speculation surrounding his potential future club. Borussia Dortmund's offer reportedly includes the possibility of doubling Schlotterbeck's current six-million-euro salary and highlights their strong desire to keep him at the club. The decision is likely to be influenced significantly by Dortmund's success in qualifying for international competitions.