Regression Guidelines For the Supporting Character - Chapter 6

The end of the world is coming, the world has undergone great changes, and everything has changed. Plants, animals, and even insects, as long as there are living things, have mutated.
Become more powerful, and even evolved supernatural abilities, such as chickens and ducks that can fly to the sky, such as cats and dogs that can breathe fire.
But only humans, without any obvious changes, seem to have fallen from the top of the food chain to the bottom of the food chain overnight.
Any creature that can open its mouth to eat can treat humans as food.
But fortunately, this world has not completely killed humans. Gradually, humans discovered that they had the ability to cultivate compatibility with other creatures.
As long as it has a high degree of compatibility with some powerful mutant creatures, it can be used for its own use to achieve the purpose of protecting itself.
Fang He is a person who is very compatible with mutant animals, but it is also because of his ability that he has changed from the strongest to the stupidest.
Fang He, who was reborn, said, “Hmph, this time…”

- Description from novelbuddy

Tsubasa gets a second chance, reincarnated in the Naruto world.However, fate throws him into the Sengoku era, a time of relentless conflict.His sole advantage? A one-time cheat to create a ninjutsu. 'Venom' is his creation, his hope.Can this single ninjutsu ensure his survival and perhaps, something more, in this savage age?

“Bloodline is Everything”In a hunter’s world where only those born with a silver spoon monopolize privilege, one group stands above all—the Hyukcheon Group, reigning at the very top.“Ugh, those high-ranking folks always leave a bad taste in my mouth.”Lee Hanul, a third-rate hunter barely scraping by each day, suddenly discovers something extraordinary about his own bloodline.“Lee Hanul, please come with me to Hyukcheon.”On this day, Lee Hanul’s life changed forever.

Cassian had lived his life in the most miserable way. He had scrubbed the floors and washed the clothes in the cold winter and done everything just to please his uncle’s family, but in return, they sold him to a merchant only for a pouch of coins.And the merchant decided to gift him to the king of Aetherlyn, a faraway kingdom from his small village to show his loyalty and curry favor from the king. And he was the lucky one from the group to be choosen by the king. Thus he got the position of palace servant.Cassian thought maybe his life in the palace would be different, but he was bound to be disappointed as the people in the palace were far more sinister and ruthless. Scheming ran in their blood.And can anyone tell him why his path always crossed with the notorious first prince of the kingdom? The seemingly cold prince had an unpredictable temper. And why was he always drawn to him like a moth to a light?Will Cassian be able to survive in the palace where the true faces are hidden behind masks, or will he become more entangled in their schemes and just become a mere pawn in their game?