Hokuto no Ken: Fist of the North Star

After a devastating nuclear war destroys the world, the oceans dry up, the land is left in ruins, and society collapses. The few people who survive live in a harsh world where the strict rule over the weak ones has to struggle to stay alive. Kenshiro is a young man and a wandering martial artist with seven scars on his chest shaped like the Big Dipper. He is the rightful heir to the powerful Hokuto Shinken fighting style. As he travels across the wasteland, he protects innocent people and battles ruthless warlords. His journey gradually turns him into the legendary savior that humanity wanted.