Abandoned Husband, Titan Lord

GoodShort synopsis

For years, the Federation's top mech pilot has lived incognito. He lifted his wife's family to the heights of power, only to be met with divorce papers and public humiliation.When he steps into the award-ceremony hall in his true identity and draws the Tyrant's Sword, everyone falls to their knees. Only then do they realize the "worthless man" she discarded is the god they all look up to.