As the son of the Duke of Tang, and the younger brother of the future Emperor Taizong, Li Erfeng, he should have been living a life of luxury and ease. But here, he finds the Nine Elders of the Sui Dynasty, the powerful Yang Lin, the so-called Grandmaster of Taoism Ning Daoqi, Song Que of the Lingnan Song Clan, and the Grandmaster of the Frontier, Bi Xuan. The world is a place of hidden talents; those who cultivate their martial arts and true qi to a high level can condense a primordial core, nurture a primordial spirit, and even shatter the void… Fortunately, he possesses a companion treasure, a fragment originating from a supreme god, which allows him to traverse the heavens and wander through countless worlds. Drawing upon the essence of all worlds, he will become an unparalleled myth.

This is a world where martial arts and demons coexist. The remaining power of six generations cultivated the First Emperor, who transformed the black dragon energy into the ancestral dragon energy and swept across the six kingdoms to unify the world. Emperor Gaozu killed a white snake demon as big as a mountain, and wielded the Red Emperor Sword to compete with Overlord for the Central Plains. Liu Xiu can really make meteorites fall from the sky, and the Great Sage Teacher really has the ability to turn beans into soldiers. There are also invincible iron fists and piercing forests... Warriors burn mountains and boil seas, destroying the world. Demons turn into disasters and run rampant. Li Ye, who has the "God-killing System", traveled to this world. Kill the Plague God to get [Eat Qi], kill the Yaksha to get [Swallow Filth], eat air and swallow filth, and then [eat ghosts]! Seize the authority of thousands of gods and demons

Lin Fan transmigrated, carrying with him the "Northern Darkness System," capable of absorbing all harm. Whether it's internal energy, battle qi, spiritual power, or psychic power, they're all resources for my cultivation! Every transmigration starts from scratch. But that's alright, no one can break my defenses! This is an endless culinary journey (Enemy: ??? Culinary delights?).

It has been featured in numerous works including *The Smiling, Proud Wanderer*, *The Return of the Condor Heroes*, *Demi-Gods and Semi-Devils*, *The Heaven Sword and Dragon Saber*, *Joy of Life*, *Bright Sword*, *The World's Finest*, *The Untamed*, *Ode to Gallantry*, *Storm Riders*, *The Snow Sword*, and *Battle Through the Heavens*.

Evil spirit + joins Muzan + eats people + no system.

(The protagonist is very bad! Very bad! No humanity, please don't mind if you accidentally enter!)

Manami, who depended on his younger brother for survival, joined the Demon Slayer Corps and became the disciple of Yoriichi Tsugukuni, the most powerful member of the Demon Slayer Corps. However, he failed to kill Muzan during an encounter with him, and thus became a sinner of the Demon Slayer Corps. He was expelled from the Demon Slayer Corps along with his master Yoriichi Tsugukuni.

When he met Muzan again, he had two choices: become a demon and make those who hurt him pay the price, or continue to live like garbage.

Wan Mi chose the former.

Since you have expelled me, I will live my life in the most horrible way possible!

If the Demon Slayer Corps can't tolerate me, then I will become an evil demon!

Tang Yin, a person born with strange eyes, died suddenly due to not sleeping after watching Naruto. When he opened his eyes again, he came to Douluo Continent and became Tang San's brother?

Is there another hidden reason behind Ah Yin's death?

Tang Hao, old dog, everything you did was for the hundred thousand year soul ring!

Yu Xiaogang, your so-called martial soul theory is just bullshit. There are no useless martial souls, only useless soul masters? Are you talking about yourself?

Huangfu Longdou, capable of traversing countless worlds, relies on a side-effect transfer system to continuously travel and level up. He experiences various worlds: the technological muscle-building abilities of the Kengan world, the spider-like powers causing the death of loved ones, the Green Goblin serum's second personality, the technological serums of Shaolin Soccer, the internal energy conflicts of the Star Absorbing Technique, the internal organ damage of the Seven Injury Fist, the disfigurement and poisoning of the Thousand Spider Poison Hand, the Star Absorbing and body explosion of the Amazing Couple, the Shennong Sect's poisons of The Great Laughing Jianghu, the Crimson Fire Divine Skill of the Storm Riders world, the Lizard Serum of The Amazing Spider-Man, the Devil Fruits of the One Piece world, the God Genes of the Corpse Brother world, the Pure Dharma of Mount Shu, the Fenji Sword with its malevolent energy, the monster cells of the One-Punch Man world, and the Iron Man world...

Let’s see what my superpower is: Complete Self, Time Ability, Magnetic Field Power!

With both Time Power and Magnetic Field Power, plus something called Complete Self—am I not invincible?

What about other people’s superpowers?

World Reset, Human Superman, Dream Manipulation, Magical Girl Transformation, Isekai Transmigration, Fantasy Manifestation.

Wow… everyone’s abilities are so cool!

So, is it too much if I summon my adoptive father and brother with a Hell War God?

Goblins absorb the spirit of heaven and earth and are not contaminated by the calamities of the mortal world. They are the supreme existence of the demon clan. They forge a treasure in their lifetime, and every time they appear, they cause bloody storms!

Ye Qingchen, a time traveler with a mysterious background, emerged from the Sin Continent holding the broken sword Mo Ran, vowing to subvert the rules of the three religions. He believed that the Tao could be reversed, and his Tao was evil!

(Sword Art Online + Demon Slayer fanfiction)

As a transmigrator without any cheat codes, Tomioka Akemi was a little panicked when he found the breathing technique notes left by his ancestors. But when he thought that it was already 2022, how could there still be demons? He calmed down, until he heard about the SAO closed beta test...

"Hmm, this doesn't make sense. Why are Breathing Techniques and Sword Art Online in the same world?"

(Single female lead, Asuna, tentative storyline is Sword Art Online ---- Fairy Dance ---- Demon Slayer)

The filth in the dark is gradually growing, and the departed gods and Buddhas are about to return to their places.

The world fell into chaos and order began to lose balance.

All living beings suffer, how can we be free? Only through self-salvation!

At the beginning of the troubled times, Li Ye traveled through time with a proficiency/positive and negative feedback panel.

Begin as a blacksmith's apprentice and gradually uncover the deepest secrets of this world.