One Piece: Path to Power - Chapter 171: [] Shards of the Past (IV)

I finally managed to kill the demon lord.

A detective travels across the United States and becomes an agent of the Los Angeles Police Department.

After getting through the initial confusion, he repeatedly solved strange cases, became famous all over the world, and was called the most legendary detective in history…

- Description from novelbuddy

It is an age where monsters walk the earth and animals mutated by an extraterrestrial microorganism from Mars. Humanity is decimated and retreats to its last few cities, clinging on to survival. However, in the greatest moments of despair, there is hope. The Warriors, an elite group of humans who have defeated the monsters and gained powers that bring their abilities beyond that of humanity, stand in defence of the species. Yang Tian is a young man with dreams of becoming the greatest Warrior.

After suffering a setback in his dreams, he found a dragon egg that belonged to his grandfather. Amazingly, the egg hatches, and Yang Tian is suddenly granted the power of a pet dragon! However, the world is cruel and dangerous, and Yang Tian must overcome not only the threat of monsters, but also of other Warriors who want to see him fail. Can Yang Tian and his pet dragon overcome the numerous challenges in this brave new world?

The Ancient Fiend Dragon Emperor, Su Han, had once governed the holy realm and held sway for a whole century as the most powerful man of the entire galaxy!However, after his death from berserk Qi deviation due to merging different cultivation levels, his men mutinied, his lover fell into a deep sleep, and his best friend became a fugitive!Now, after being reincarnated, Su Han will surely make a comeback and turn things around, killing everyone that had once betrayed him!!!