It is totally non sense and it ought to be stopped. It isn't a sport but brutality instead. Do you people really think that this game is emerged in the environment for the entertainment of people or you are also opposed of it?
Whereas there is spoken to be much violence attached to these sports which is one of the characteristics of the game as regards the WWE and UFC I believe there are also some good traits about these games that you could consider,
Let look at the brighter picture, the entertainment part of the game, the big money sponsorship and how these sports generates huge revenue,
And besides, not one ventures into this sport without proper training, you are trained and licensed to fight, besides there lots and lots of safety and precautionary measures put in place to ensure that there is not loss of lives or escalating injuries during fights.