Eternal Life: I Have the Favor System - Chapter 168 - 135: Harvest 3

Anyone who could construct a stable Spell Model could become a Wizard — that was the Wizards’ ultimate secret! Having been given a new life as the son of an aristocrat and armed with a super quantum computer from his past life, Spell Models came as easily as breathing to Merlin. With this overwhelmingly huge advantage, would Merlin become the greatest Grand Wizard of all time?

- Description from Novelupdates

In a world where power is marked by glowing runes and monsters bleed through the fabric of reality, **Ryu** is nothing—an orphan with no name, no status, and no hope. Beaten down by nobles who wield their divine-given strength like a whip, he survives on scraps and stubborn defiance.But when a black rift—an anomaly unlike any ever recorded—appears in the dead of night, Ryu faces a choice: die a beggar, or risk everything by stepping into the unknown.Inside, he finds a nightmare. Kolasis, a legendary predator, hunts him through a twisted forest. The rules here are simple: kill or be killed. To survive, Ryu must forge himself into something sharper than the claws of monsters and crueler than the nobles who cast him aside.Yet the rift has its own secrets. The same power that could make him a legend might also break him—if the monsters don’t tear him apart first.

Yakuza, originally refers to the most stinky card in the Japanese flower letter, whoever gets it will inevitably curse.

A young director traveled to Japan in the 1980s, and he inexplicably became a Yakuza named Takeshi Iwata.

As a result, a wonderful journey of Japanese movies started like this.

- Description from novelbuddy

This is a story of a man named Kim Sae-Jin, who one day, inexplicably wakes up as a Monster. Follow him and his perilous journey to get his life back as a Human, all the while growing even more versatile as a Monster in the process. This should be… complicated, somewhat.