Saturday’s game fell just short of the record. To match FC Schalke 04’s 1980/81 mark, youngster Bastian Assomo would have had to make a substitute appearance against Mainz. Back then, Schalke handed top-flight debuts to eleven players under twenty; the current champions have reached only ten.
With three Bundesliga matches remaining—against Heidenheim, Wolfsburg and Cologne—the club still has a chance to match or even surpass the mark. What is clear is that, among Bayern coaches over the past 20 years, Kompany is the most eager to blood young talents and give them a chance to prove themselves in the first team.
On Saturday he handed midfielder Bara Sapoko his full debut. The 18-year-old Senegalese had previously appeared as a late substitute in the 5-0 win at FC St. Pauli two weeks ago, then earned a few minutes in the title-clinching victory over VfB Stuttgart before being entrusted with a starting spot in Mainz.
He had “earned” this privilege, Kompany emphasised before kick-off, stressing that a place in the first team is never a “gift”. You need real maturity to play in a game like this. It’s a big test for Sapoko, but for the other lads too. At some point, you have to go through it. You have to be there. Eventually, the right moment comes to bring them along.”
The move had been expected, given Bayern’s high regard for the teenager—Kompany is said to be a particular admirer—and his rapid integration into the first-team setup. “You could see he’s got incredible talent and is a great lad. He’s really grateful. He did a brilliant job today,” enthused Leon Goretzka after the St. Pauli match.
Against Mainz 05 that talent flickered through again, yet fortune was not on his side. Partnered by Aleksandar Pavlovic, the 18-year-old often looked uncomfortable against Mainz’s pressing trio of Paul Nebel, Nadiem Amiri and Kaishu Sano, and whenever the visitors accelerated on the break, Sapoko was clearly out of his depth. It was therefore no surprise that the Senegalese teenager looked exposed in the build-up to two of the goals. For the second, he lost possession in the build-up and then failed to win the tackle; for the third, a simple feint by Amiri on the edge of the box sent him tumbling to the turf.
One poor performance, especially against an in-form opponent, is not reason enough to question his long-term potential. That said, Kompany’s “Youth Research” approach still paid dividends: once Sapoko made way in the 77th minute, Bayern’s build-up play became crisper, better structured and, thanks to two late goals, ultimately more productive.