As a London-born Brazilian analyst with a data-driven mindset, I’ve dissected the Flamengo-Chelsea match using Opta and VAR models—and the results are startling. Flamengo’s structured press defense, built on 4-2-4 principles, exploited Chelsea’s midfield gaps with surgical precision. This isn’t luck—it’s analytics in motion. I break down why traditional Brazilian tactics outperform European expectations in high-stakes encounters.