One Piece: Unreal Adventure - Chapter 44: Next Destination

When he wakes up, Su Changkong has traveled to a world where troops are chaotic and demons are rampant, and his martial arts qualifications are mediocre, but Su Changkong found that as long as his [lifespan] increases, his talent and potential can be [infinitely] improved!

Wu Qin Xi: imitating tigers, deer, bears, apes, birds and other animals.

Turtle Breath True Dinggong: Imitation Qigong, like a thousand-year-old tortoise breathing, breathing, breathing and closing for a long time, prolonging life!

Celestial silkworm magic: nine transformations of the silkworm, breaking the cocoon into a butterfly, rejuvenating the old and rejuvenating, opening the door of life and death, every transformation is a rebirth!

Cultivation of health boxing, practice the Qi of longevity! There are many corpses on the road of longevity, and Su Changkong has embarked on a longevity martial arts where heaven and earth are destroyed but I am immortal!

- Description from novelbuddy

MC Derick, unexpectedly reborn, had thought he could save his sister's fate, whom he had relied on since childhood. However, to his surprise, an apocalypse unfolded...After accidentally killing zombies, Derick activated the Apocalypse King system. Wasn't this forcing him to conquer the world and establish his own ideal kingdom?Thus, Derick embarked on the path of an Apocalypse King, singing all the way from the city of Gray Bear. Want to survive? First, call him “Master.” Whether you are a high-ranking lady, a celebrity singer, a police flower, a school belle, or an elegant beauty, in Derick's eyes, you are merely a slave. To stay alive, behave obediently and serve as a good female slave...

A decade ago, the first dungeon gates appeared, but some vanished before they were ever conquered. The MC, a low-rank hunter, awakens the Lost Gate System, granting him access to these forgotten dungeons where legendary monsters and artifacts are trapped. Each completed lost gate grants him absurd power, but also reveals terrifying truths—these dungeons are prisons for ancient beings who want revenge.

Gu Xingshen! Your sister grabbed my man, you helped your sister grab my man! Your family is not anything good!

“My sister owes you, I will pay you.” “How will you pay for it!”

“Me”

“…” Later, this guy not only lost himself, but also included a little sticky bun……

- Description from Novelupdates