I'm a God of War: Invincible in This World

They took my glory and laughed, thinking I couldn’t do anything about it. They tore down my home, killed my mother, and drove my beloved to her death! They thought I was still the ordinary person who could only obey the rules! But they had no idea! I got a Lottery System that could award me anything, from invincible power to a single grain of sand. From that day on, I broke the rules. I stopped caring about life or death. If someone dared oppose me, I fought back!