Duorbis: Colission of the worlds

This is the story of two worlds called the upper world and the lower world. Both worlds have their own creatures and population of people which have their differences.
The people in the lower world are called warlocks. They are a race of arrogant warriors and have horns coming out their heads and have big muscular body’s. The ones living in the upper world are a fully different race of disciplined and elegant people called sorcerers and have a slim body with pointy ears. They both have developed their own powers which are unique to their race. A sorcerer can’t use the powers of warlocks and vice versa. However they didn’t know of each others existences.
After a very long time these two races eventually find out that their exists life on the planet which they could see very clearly in the sky. They start to communicate with each other and establish diplomatic relationships. However this would not last long…