As a Los Angeles-based sports analyst with 5 years in data visualization, I’ve tracked 42 matches of the Ba乙 league and uncovered a quiet revolution: teams with elite defensive structures are outscoring flashy offenses. Using Python-powered heatmaps and Tableau dashboards, I reveal how low-possession, high-intensity defense is rewriting the narrative — not through brute force, but through surgical precision. Here’s what the stats refuse to hide.