In the End of the World, I Will Break the Genetic Lock and Push Thousands of Corpses Flatly with My Muscles

Blood cores turn people into monsters. But Chen Jie discovered that his muscles could resist erosion and his fists could shatter any dissatisfaction. So he gave up all the fancy superpowers and chose the most primitive and violent pure physical evolution. Until one day, a five-meter-tall mutated giant beast rushed into the camp. He punched it out, and the giant beast exploded into a cloud of blood. The surviving strong man was trembling all over and asked him how he did it. Chen Jie shook off the blood on his fist: "Muscles are enough."