Nicolai Remberg has caught the interest of Union Berlin despite his current club, Holstein Kiel, facing relegation. He has a release clause in his contract valued between two to three million euros. Remberg desires to stay in the Bundesliga. According to 'Sky', both Union Berlin and Werder Bremen have expressed interest in the 24-year-old midfielder. Additionally, a club from abroad is reportedly also vying for his signature. Remberg recently extended his contract with Holstein Kiel in February, but his intention remains to continue playing in the Bundesliga.