u/E-duck

Two powerful, non-human, stoic yet compassionate, light-haired, greenish-blueish-eyed, white-wearing, solitary masters considered some of the best in their respective fields who were both trained by one of the most powerful and influential people in their field and in their world, who both spend/spent most of their time away from society to focus on their work, and who both took on an apprentice that they will inevitably outlive.