MTL - Godly Empress Doctor - ~ Step by step

In his past incarnation, Lu Xuan was the youngest Celestial Lord that the universe has ever seen!
An accidental rebirth brought him back to a thousand years before, where the Earth had just begun its spiritual reawakening. When he stepped onto the way of cultivation for a second time, he swore to rewrite all injustices suffered in his past life, and defeat all enemies that dare stand in his way!
Let invincibility be his cultivation and the path he treads. In this life, it is his destiny to be invincible!

The story is about a guy transmigration in scott pilgrim vs the world with a system he also travel to other worlds, anime worlds and movies and animation series and and games world.I know some of you probably don't know about the Scott pilgrim world but don't worry.MC doesn't have a tragic past or anything, he had normal life and had normal problems and then transmigration into the the Scott pilgrim world.The worlds:Scott pilgrim worldkonosuba worldDanny phantom worldblack clover world( very short)gamer manhwa world(very short)Cyberpunk: Edgerunners world(More worlds will be added later, he also doesn't leave a world for another one, he travel between them)Respective series mentioned are credited to their respective owners, I only own MC and ocIt's my first time writing and English is not my first language

Entering the world of cultivation, Brandon Jiang thought he was stepping onto the path of immortality, but little did he know, he was actually walking a path of death!An immortal once said, “If you are not at the dining table, then you are inevitably on the dining table.”Humans are the spirits of all living things, endowed with natural dao embryos and the great medicine of heaven and earth.In this world of cultivation, only by absorbing others' abilities and fortunes can one cultivate!Therefore, mortals are raised as Sacrificial Furnaces.If you don't absorb others, others will absorb you.Brandon Jiang is unwilling to become a Sacrificial Furnace, nor does he want to commit heinous acts.Until the fairy who loved him died in his arms, Brandon Jiang was driven completely mad.Many years later, when Brandon Jiang looked back, he realized that he had become the most ruthless demon in the world.

After the soldiers’ mercenary group where he used to work had been utterly destroyed, Loren, who survived the disaster, decided to walk the adventurer’s path as a way to make a living. However, for Loren who had no acquaintances and nothing but an empty pocket on him, receiving a single quest seemed like a faraway aim. So, as he was contemplating about what he should do next, another adventurer called out to him.