Knights of Thaelon (fantasy roleplay)

Long ago, there was a powerful empire by the name of Thaelon. This empire, which controlled large swaths of the modernized world, held massive influence upon the global goings on. Throughout the 5000 years the empire was in control of the world, other dominions began to rise in power, until one day, the twin kings' youngest brother, Draven Treadwell, is captured and enslaved by a rival empire wishing to become the most powerful. Out of desperation, the twin kings Ace and Aro Treadwell assembled a group of their most powerful knights, naming them the knights of Thaelon