Only God - Chapter 564 - 483: The Weary Traveler Known as Redemption

In the current era, people are either normal or are with ‘special abilities’. Cases related to the latter are managed by the “National Anomaly Prevention and Control and Special Species Management Office”.
Qi Zheng Emperor Sheng Lingyuan was reawakened a thousand years later after he jumped off the fiery Red Lake. Xuan Ji, a newly transferred staff to the Reparations Division of the Deviant Control Office, finds himself having to clean up the mess of a revived tyrannical monarch. The two seemed to share something from the past, but unbeknownst to them, a big conspiracy is stirring right underneath their noses that could destroy the balance of the world.

- Description from Novelupdates

【The first emperor of the Alabasta Empire, Ryan Rowan】Life

685 – crossing;

690 – Eat the Shasha fruit and develop the fruit ability based on the [Desert Emperor] Azir;

695 – Meets close friend Neferutari;

715 – Establishment of the Alabasta Empire;

719 – Rowan died in battle, on the eve of the establishment of the World Government;

720 – the establishment of the world government;

A blank hundred years begin.

…

Eight hundred years later.

Haiyuan Calendar 1507——

Due to the aftermath of the battle of Crocodile, who was the shasha fruit power user at the time, Rowan, who was sleeping, woke up.

…

On that day, one million imperial soldiers stood in Marin Van Doo, and the huge desert disc locked the Holy Land Mary Joa!

Rowan declared to the world:

Your emperor is back!

- Description from novelbuddy

This is a time of great powers: The vast Persia, Sparta that is founded by force, Athens with its trade and business, Thebes the rising star, The ambitious Macedonia, The twin heroes of the Western Mediterranean, The rising Rome and so on.

This is an era of brilliant stars: Agesilaus II – the last king of Sparta, Epaminondas – the Rising General of Thebes, Philip II – the founder of Macedonian hegemon, Dionysius – the tyrant of Syracuse, Camillus – the Roman dictator and savior…

This is an era of contention among a hundred schools of thought: Plato – the great philosopher, Antisthenes – founder of cynicism, Pythagoras – school of number, Democritus – the encyclopedia scholar, Hippocrates – the father of western medicine, Aristophanes – the great dramatist…

What will the hero bring to the world when he comes to this age as a humble mercenary through rebirth?

- Description from Novelupdates

A mecha otaku is reincarnated into another world as Ernesti Echevalier (Eru). In this world there exist huge humanoid weapons known as Silhouette Knight. Dreaming of piloting those robots, Eru, with childhood friends, Archid Walter and Adeltrud Walter: together they will aim to become a Knight Runner, pilot of Silhoutte Knight.