Through the peaks and troughs of Bayern Munich’s season, the sniping and the setbacks and the scintillating form of Bayer Leverkusen, one basic principle has remained largely unchallenged.
That once Thomas Tuchel’s side got a whiff of their 12th consecutive Bundesliga title, the old muscle memory would kick in. That they would eventually show their true selves when it mattered most, in games like this. And they did; just not remotely in the way anyone expected.