I Am Not the God of Dharma, but the God of Martial Arts

With global digitization, I awakened the Forbidden Curse Mage, chanted it for half an hour, and cooled it down for a whole day. In the apocalypse, I'm like a mobile fort, but I can't even hit a mutated cockroach. Until I was overwhelmed by the memories of my past life - I was once a master of ancient martial arts. So, when the giant dragon covered the sky and all the magicians were chanting in panic, I rushed forward with my staff. "Idiot! The mage should stay away from the battlefield!" They screamed. I laughed. The next moment, the staff shattered the skull, and the wind of the fist tore through the sky. Forbidden curse? No chanting is required. Because my fist is the fastest instantaneous forbidden spell. They say I am the God of Dharma. I shook my head: "No, I am the God of War.