MTL - Ace Evolution - ~ Calmness and Madness, Fang Lin VS8 God Volume

The male student, Fukai Nagamasa, ignores his studies for college entrance exams in favor of following the path to chuunibyou. As he fainted during night cramming session before the exams, he realized that he was transported to a parallel world as a feudal lord in the Sengoku Era. Not to mention that suddenly, he was marrying the sixth Demon King, Oda Nobunaga’s little sister, the one who was purported to be an unrivaled beauty?

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

Reborn Holy Soul Village, nicknamed Aman, the eighteenth generation of ancestors innate soul power zero, awakened third-level green hatchet, no soul ring, no soul skills, fights rely on flat cuts, if you feel uncomfortable, come and cut me.

Also known as “I was born a commoner, a rich family daughter fell in love with me” “This person clearly wastes martial arts…

- Description from novelbuddy

In the middle of the night, looking at the woman in his embrace, he smiled devilishly, “With your discontentment, do you want me to continue?”