Hi, Today's pick is the shounen action fantasy manga "Almadianos Eiyuuden" based on a novel by TAKAMI Ryousen.
This manga is about Bernst a man that after reaching the pinnacle of power uniting and ruling is World with powers rivalling a god he gets bored.
So to get some excitement he decides to create an avatar of himself in another world with an independent consciousness.
The avatar named Kratss grows without knowing of his origin until one day needing power to protect his sister he his contacted by Bernst that informs him of his secret.

Description:

In a world called as Dormant, a man who is the closest to god, Bernst is in anguish. From his youth he climbed to the strongest, united and ruled that world, but now all that left of him is vanity. Spending all his days in never-ending victories and glory didn't quench his thirst for the excitement and emotion he felt a long time ago. The great sorcerer decided to create avatar of himself on another world and let it have his own consciousness, and thus, Kratss grow without any knowledge of his origin and secret. Bernst didn't realize, the place the boy raised in, is a countryside village with no contact to Sorcery and this boy talent lies in his herculean physical prowess. Several years later, the legend of a duo in one body, between the elegant sorcerer and meathead warrior started!