1. FC Heidenheim travelled to the Stadion An der Alten Försterei on Saturday, 29 November 2025, and left with a dramatic 2–1 comeback victory over Union Berlin on Matchday 12 of the Bundesliga season. Patrick Ittrich was the referee for the 14:30 UTC kickoff. Union Berlin held a 1–0 lead at half-time, but Heidenheim turned the match around in the second half to claim all three points.

For Union Berlin, this defeat was a significant blow to their ambitions of establishing themselves in the upper...