Fightersgettingknockedout on Instagram: "Soccer kicks are illegal in modern MMA. Kicking a downed opponent in the head while they are on the ground is banned because the strikes can cause catastrophic injuries, including concussions, broken bones, and long-term brain damage. A single well-placed soccer kick can instantly end a fight, making it one of the most dangerous techniques in combat sports. However, early UFC fights allowed them. The sport had almost no rules, and fighters could strike op