The Guardians' Throne - The First Magic Swordsman - Chapter 402 - From A Scratch

As the heir apparent of the Ye family, Ye Xuan went through fire and water for his family, but Ye Lang, who had just awakened his Divine Soul, usurped his place. In order to keep his position, Ye Xuan challenged Ye Lang to a Life-death Duel. With the broken Dantian, would he win this fight? The black ring his mother left brought him a great opportunity: Realm Hell Tower, where he met a mysterious lady, who told him to look for nine Daoist Laws to enhance his strength and gave him the Spirit Heaven Sword. Could Ye Xuan find all the Daoist Laws and become a powerful swordsman?

- Description from Novelupdates

Ye Fan traveled through the Naruto world and became a member of the Uchiha family, but he was cast aside by everyone because he didn’t write the wheel eye, and became the god of plague in Konoha Village…

Ye Fan is very confused, I’m a Saiyan, you say I have no bloodline limit?

At the age of three, he fought Uchiha Itachi, and at the age of thirteen, he was invincible to the entire ninja world!

Five Shadows: Crazy!

Do you call this garbage without the boundaries of blood?

Uchiha Madara: My Uchiha clan finally has a master who swept the ninja world, Haxi hot mom tremble!

The Otsutsugi Clan: Damn, who blew up my Moon Moon? !

Six Paths Immortal: It seems that our cultivation path is wrong, Ye Fan’s cultivation method is correct!

(The introduction is weak, please see the text…)

- Description from novelbuddy

In the Sky Sword Continent there are thousands of sects and strong cultivators as common as trees. In order to prevent his older sister from being forcefully married off, Lu Xuan had no choice to but to unceasingly cultivate and enter a sect to ask for a favor. By chance, a sword-shaped crystal of mysterious origins entered into Lu Xuan’s body, containing countless top-class martial skills, powerful martial arts, and everything you could wish for! A martial legend starts here…

- Description from Novelupdates

The MC entered the body of the An family eldest son, An Ziran, an arrogant 16 years old boy who weighed 78 kg (~171-172 lbs), who only knew how to eat, play and sleep. Seeing his current body, An Ziran decided his first priority was to LOSE WEIGHT!