Starts With Fusing Devil Crystal

*In this magical medieval world, Except the mysterious magician, Some people could also using the combat power to cultivate.
Which means the more combat power you could cultivate, The more powerful will you became!
People called Them - The fighter.
As the Lowest Hunter Reg had always wants to be a Fighter.
But he had no talent…
Until one day he had accidentally merged with the demon crystal.
Day by day he suddenly had found out his body had displayed countless amazing abilities…