Hell's Handbook - Chapter 15: Exchanging

Sincere is transmigrated person, who gain a magical tiger eye in his left eye. with this eye he decided to change his ending and became the richest person

I exist in the darkness, disappear under the bright light, and will eventually devour the sun and turn into the shadow of all things… Known by people as the indescribable terror of darkness; the king of shadows; the dark day; the existence of the shadow of the world , is still just a somewhat special high school student, facing a weird death game…

- Description from novelbuddy

I returned after 10 years.

After the disaster, there wasn't enough food, so I used my superpower to farm, striving together with my childhood friend for a better life.