Euro 2025 was, put simply, a very good tournament. There were no goalless draws nor genuinely bad games. Every side scored — in fact, every side scored in the final round of group matches alone. A paucity of draws in the group stage, which suggested a clear difference in quality between sides, gave way to a knockout stage where five of the seven matches were all-square after 90 minutes, bringing tension and drama to proceedings. But on a deeper tactical level, what was the tournament all about?