I Became an Emperor, and the System Just Showed Up?

After transmigrating into Shrouding the Heavens, Lu Chen attains the Dao after a thousand years and becomes the supreme being in the universe. He thought he'd reached the peak of the path of cultivation, yet he still couldn't escape the limit of a lifespan spanning ten thousand years!

"Ding! The Myriad Realms Commission System has been activated!"

?

I've already become an Emperor, and the System is only showing up now?!

Fine. To achieve true immortality, the mighty Emperor Xuanhuang has no choice but to embark on the path of "working for a living"!

Naruto: Analyze the Tenseigan, and abduct... ahem, invite Tsunade to study the mysteries of life together!

One Piece: The target is the Op-Op Fruit! Empress Hancock, you're in my way!

Fate: The Holy Grail War? The Third Magic is mine! Saber, Rin Tohsaka, my imperial palace is still short on maids!

Marvel: The Infinity Stones make a fine tonic. Black Widow, Scarlet Witch, would you care to join me in observing the birth and death of the universe?

Dragon Ball, Journey to the West, Primordial World...

Witness how the great Emperor Lu Chen makes a powerful entrance across the Myriad Worlds, seizes the fruits of immortality, gathers goddesses from every realm into his harem, and forges a romantic, immortal legend spanning the heavens!

This is more than an Emperor's quest to extend his life. It's the beginning of his conquest of the Myriad Worlds!

This novel and its characters are entirely fictional. Any resemblance is purely coincidental. Do not imitate.