He was sent back to the lower planes after the Adkularans realized that doom for all races was imminent. He was not told of the plan and his memory was wiped so as to protect him from giving away secrets.
Thoughtful, cannot be annoyed easily, and can be trusted with any personal problem.
No equipment. Doesn't need it.
He ascended to the higher planes exactly 7 years after the rest of his family. Somehow his strength increased by magnitudes when he made the transition to pure energy. The ruling council saw his power and decided he would be the best to handle their mission.