Real-Time Exertion: A UFC bout is one of the most physically demanding sports on the planet requiring mixed martial artists to give it their all with every movement. Real-Time Exertion brings each moment of that action to life in your gameplay experience. Through real-time vein popping, skin discoloration, muscle flex, as well as signs of fatigue setting in through the course of each round, you will witness the effort it takes to be one of the best fighters in the world.