Qi Cultivation Starting from the Repair Panel - Chapter 511 - 351: Spirit Wood Transforms

Layton just wanted a weekend alone in the wilderness. Instead, he woke up in a nightmare.Earth has been inducted into a multiversal system, and survival is no longer guaranteed. Forced into a brutal wave dungeon with no warning, no tutorial, and no gear, Layton accidentally locks himself into the weakest class—Healer.That’s when things start feeling… off.He’s leveling way too fast. His so-called “support” class? Feels anything but weak. And his only ally? A too-intelligent, bloodthirsty predator that might be more than just an animal.Something is wrong with this system. Layton just has to survive long enough to figure out what.

What if something made Naruto the dead-last that everyone perceives him to be? What if he really wasn't as weak as he appeared? The true Naruto, unleashed upon the shinobi world! AU story starts at the Konoha Invasion arc and continues from there..

Finding himself in an Last Airbender without an airbender around, a transmigrator waterbender goes on an adventure to stop the worst from happening to him.

The dawn era after the end of the half century has gradually rebuilt the order, abandoned civilization, and is full of undivided violence and desire.
The noble and powerful pioneers are in charge of the city, and the evil and mad plagues are in the wilderness.
Pure human beings who cannot mutate are the weakest, dominated by the rulers of the pioneers, and are not as good as animals in the wilderness.
A purely humanized young man with a worldly experience has quietly entered the WTO, holding a three-foot long knife and a long-distance desire to boil in the world of purgatory. From the nameless name to the sorrow of the Supreme Court, the name of the black ride is resounding!

- Description from Uukanshu (translated)