The tournament known for producing "bracket busters" is the NCAA Men's Basketball Tournament, commonly referred to as March Madness. Each year, unexpected upsets occur as lower-seeded teams defeat higher-seeded opponents, challenging predictions and altering the course of the tournament. These surprises captivate fans and create excitement, as they showcase the unpredictability of sports. The phenomenon of "bracket busters" contributes to the tournament's popularity and allure.