In Brazilian Jiu-Jitsu (BJJ), leg locks are a powerful submission technique that can quickly change the dynamics of a match. As mentioned, a white belt who was learning primarily leg locks suffered an injury inflicted by a purple belt. This scenario highlights the importance of not only mastering techniques but also understanding their risks and how to execute and defend them safely. Leg locks target the ankles, knees, and sometimes hips, placing significant pressure on joints that are vulnerable to damage if not handled with care. In competitive martial arts like MMA, wrestling, and even boxing training sessions where grappling may be involved, practitioners must be aware of how leg lock techniques can sometimes cause injuries if applied or defended improperly. To minimize the risk of injuries, practitioners should focus on progressive training that includes technical proficiency, awareness, and tap timing. Coaches and training partners play a key role by providing a safe environment and emphasizing control over aggression. Moreover, understanding different belt levels and adjusting the intensity of practice accordingly is critical—white belts are still building their defense skills and may be more susceptible to injury from more experienced opponents like purple belts. Recovery from leg lock injuries varies depending on severity, but proper medical evaluation and rehabilitation are essential. Prevention strategies include strengthening lower limb muscles, flexibility training, and learning proper falling techniques. By integrating these practices, students in BJJ, MMA, wrestling, and boxing can safely incorporate leg locks into their training, enhancing their grappling skills while reducing injury risks. This discussion also underscores the value of cross-disciplinary training and knowledge sharing among martial arts communities, encouraging safer and more effective practice for all levels.