“Those records keep tumbling. Their longest top-flight unbeaten run (now 11) was extended. This is the first time they have gone unbeaten in five Bundesliga away games. Add to that, of course, the big one – this was their biggest ever Bundesliga win, at the home of one of German football’s iconic clubs in front of a sold-out, 62,000-plus crowd. Union Berlin are not a curio, not a fleeting story and more than a minor irritant to the Bundesliga’s established order. …”
Guardian