Alucard_Vampyre
when the age of man starts, the mc should pick an champion, in secret, that champion should create an city were constantionple is , but name as reference to hades like a hidden joke, and the city should span an empire like alexanders. and spread for the entire mediteranian, and with it an secret cult of hades were this cult would recive wealth, knowlege, and boons from hades to make shure that his cult survives the ages. even when the empire falls, in the shadows, the greatests of all humans would be cultists of hades, and when they died they would serve him as reborn daemons, imagine the greateasts human beings. like an throne of heroes, instead of ayala, hades.
Good thinking, not being affected by timeline changes, maybe even being able to peer into other timelines for advantages and powers. Now he needs to observe or absorb a being that deals with fate in some manner, then he can either have major acausality like the protogenoi or a closed time loop that functions like a respawn similar to Kang the conqueror from the Loki show.