1. FSV Mainz 05 pulled off a stunning 2-1 away victory against RB Leipzig on January 31, 2026. This upset result was a major boost for Mainz's survival hopes and a significant setback for Leipzig's aspirations for a top-four finish. Against the odds, Mainz took a shock lead in the first half with a clinical finish on the counter-attack. Leipzig dominated possession but struggled to break down a disciplined Mainz defense, and were punished again when Mainz doubled their lead early in the second half. Leipzig managed to pull a goal back to create a tense finale, but Mainz held firm with a heroic defensive display, blocking shots and clearing their lines repeatedly. The key performance came from Mainz's goalkeeper, who made a series of spectacular saves. The three points were priceless for Mainz, moving them out of the drop zone, while Leipzig's Champions League hopes took a hit. The Mainz coach hailed it as a perfect away performance, and the Leipzig coach criticized his team's lack of urgency. The lineups featured Leipzig's stars, but they were frustrated by Mainz's tactical masterclass.