Toradora! - Volume 3, Chapter 5

The story of otaku building a harem! School flower, loli, wife, mother and daughter, mature woman, teacher, nurse, queen, all kinds of beauties, three steps to push a girl, five steps to a group, harem group, infinite warmth, so cool that you always need to prepare a tissue for easy reading !

- Description from novelbuddy

From [Running], to the physics-defying [Godspeed].From [Aiming], to the causality-transcending [Bullseye].From [Health Cultivation], to the everlasting [Immortality] among men.From [Fitness], to the flesh-ascending [Turning into a Dragon].Having been reborn, Xue Jing, after gaining a panel that infinitely enhances skills, set a minor goal for himself.In this dangerous world filled with martial artists, Blessed Ones, and Transformed People, he aimed to rise above all merely with his mortal flesh and blood—to become the supreme deity among men.

An ordinary (?) grandfather, Choi Chuntaek. In an effort to protect his granddaughter, he started the virtual reality game 'Arkstar.'

Then... he accidentally obtained a legendary class?

Every myth and legend is a path to Godhood!

When humans enter the interstellar era, ancient cultivation techniques shone with new life. Your genes exist with you! A single sentence showing the true meaning of cultivation. Myths and legends are not a fantasy, there are ancient mythological genes in the bodies of everyone.

The Hou Yi Gene allows you to shoot a hundred miles, using a single arrow to break down the dome of heaven.

The Kuafu Gene allows you to run with flying speed, chasing after the sun and moon.

The Divine Dragon Gene allows you to soar among the clouds, roaming around the starry space.

….

Almost ten thousand years have passed. Feng Lin came from the 21st century to this majestic era that surged forth with great momentum. Based on his understanding on the myths and legends of the ancient earth era, he embarked upon a unique genetic cultivation path.

Monkey Gene + Stonebirth Gene = Stone Monkey Gene

Stone Monkey Gene + ??? = Spiritual Stone Monkey Gene

Spiritual Stone Monkey Gene + ??? = Handsome Monkey King Gene

Handsome Monkey King Gene + ??? = Sun Wukong Gene

Sun Wukong Gene + ??? = Great Sage Equal to Heavens Gene

- Description from Novelupdates