MTL - Rebirth of the Urban Immortal Emperor - Chapter 3942 Mu Tiandao

He is a young man without a spirit root. It is believed that this denies him the chance at cultivation. However, a mysterious lady imparts a Supreme Demon Classic to him and from then on, he starts his path of cultivation.
He undergoes a total transformation to emerge as the most fearsome and powerful fiendish demon in his era, that even immortals and fiends are fearful of him, and saints are at his beck and call.
Mastering the Supreme Demon Classic is the turning point in his life. He is able to unleash his immense and divine power from within, illuminating the entire universe!

Being a bottom feeder in society is an unpleasant experience.That's how Kiro felt after being left for dead in a back alley. Abandoned and disappointed by the 'work hard' ethic his parents left for him.'At least the heavens are weeping for me.' As the light from his eyes faded, he declared as the last act of defiance.He awoke in a room he hadn't seen in ten years. Whether it was due to sheer luck or divine intervention, he was grateful.'Through the VR game, Asgard, I'll become filthy rich in this life time.'Kiro was blissfully unaware that his return was a cry for something greater, for the underlying threats that hovered over his world.

I was always alone, throughout my life. People looked at me with disdain because I was an orphan without parents. Constant abuse followed me everywhere. I lost touch with how to interact with others.With each passing day, I grew more distant from my emotions until I scarcely recognized myself. The warmth of family and friendship felt foreign to me.In the end, I snapped, and I became what I hated the most... something that wasn't human anymore... something that shouldn't have been born...That was until I was reincarnated as Lucas Nightstar, granted a second chance at a happy life with a loving family. Now, I would do anything to protect them, live my life to the fullest, and was willing to destroy anyone who dares stand in my way of my newfound peace. Yet...Little did I know what fate had in store for me.

Our protagonist was a Mexican who died on a flight, when he woke up he found Apollo who reincarnated him as the grandson of Gaius Octavian Turino (Augustus) the first Roman emperor, having a mission in hand to conquer the New World to save the Roman polytheist world and his existence.