“When Xabi Alonso played for Pep Guardiola’s Bayern Munich, he usually operated as a lone defensive midfielder, presumably because he was so handsome that team-mates were too intimidated to stand next to him. Not many clubs play that way now. A decade of increasingly sophisticated pressing has forced sides that want to build up through the middle (as opposed to going over or around the other team) to put two bodies on their defensive midfield line. … Their secret weapon was third-man combinations in the double pivot. …”
The Athletic (Video)