The death kind of permanent damage.Why are they illegal? What kind of permanent damage can they cause to a fighter?
Literally doesn't answer anything the TS questioned in his OP. Try reading next time.They are illegal, you're just clueless about the rules.
GSP stated that he went temporarily blank when Michael Bisping accidentally made contact with the back of his head. Even after the fight, he couldn't bend over and tie his shoes, and he had to go to the hospital for deeper evaluations.Why are they illegal? What kind of permanent damage can they cause to a fighter?