Toaru Majutsu no Index: Genesis Testament - Volume 1, Chapter 2: A Changing Academy City, the Night Before – the_24th,Showdown.

A world where one’s life was decided by one’s talent called Gift.
The main character Erio Scarlet who was born in the house of influential noble family that had produced a lot of Holy Knights manifested a suspicious gift Incubus in the conferment ceremony. Furthermore the skill attached to that Gift was only one embarrassing skill called Peerless.

Erio was banished from the city because there was no way his indecent existence could be permitted in a family of Holy Knights but……somehow he went through an amazing growth when he dealt with his horniness though!?

In addition when his childhood friend who was bestowed with the Gift Sacred Knight chased after the main character because of her love for him reverse ra-……did it with him, a lot of powerful indecent skills showed up and on top of that they even got bound by Master-Servant contract……!?

This was the indecent heroic tale of the boy who was gifted with indecent Gift rising in the world while [getting along] with a lot of girls.

He woke up in a familiar world that had vastly changed.

His familiar school had become a mystical school that teaches magic, encouraging everyone to become a mighty magician.

Outside the city, many wandering magical beasts and monsters attacked and preyed on humans.

His world of advanced science changed into one that praised magic. Despite this, his ambition in life, and his social status remained the same; one of the dregs of the society with a struggling father and a disabled step sister that couldn’t walk.

However, Mo Fan found that when most people could only practice a single major element of magic, he was a Versatile Mage!

System Notification: Your King of Passivity talent was activated through killing the Elit Demon Clan Warrior. You have automatically received the Critical Strike (Passive) Skill.

What? I got another passive skill.

I have way too many skills, I can barely see the end of my skills panel.

I need to be low-key, low-key.

This is the story of a game grinder who used his passive skills to destroy legends.

Zou Liang, an otaku with a passionate interest in a fighting game came into a world governed by the beast tribes.

There the ones with high martial ability were respected.

Extreme beauties were a little silly.

This guy felt depressed. Such a crazy really could force a civilized people like him to turn crazy!

Scoundrel Zou began his unrestrained and destructive journey in the Beast God Continent.

Rules? There are no rules!

Principles? His actions defined the principles!

Occupations? Occupations were as unimportant as fleeting clouds. What he sought was omnipotence!

In a different world, Zou held the same passion.

This is a story of a nobody becoming the great conqueror—step by step—as a human, filled with touching emotions, explosive anger, and hot blood forever!

- Description from Novelupdates