Professor Ulysses, a post-enclave scientist who now roams the wastes in search of new beginnings. He has mastered energy weapons and power armour, and dons tesla armour wherever he goes. His favourite weapon is the Tesla Beaton Prototype cannon, though he regularly uses a Gatling laser. Ulysses wishes to settle on enough caps to start up a Brahmin ranch, so he can make an honest living and live in peace with the NCR, regardless of his past.
But Before he went in the NCR everyone knew him they wanted to kill him and take his weapons and armour, Even the NCR This is why he lived near the death claws so he could not be found. There he made murderous traps and weapons to kill the death claws and experiment with them. Soon enough he found out that his son had died while he was walking in good springs hiding his identity. Because of This he had to live a new life but with every one chasing him how could he?
The only way he could was to change his identity do he met with doctor Mitchell his old friend. and what doctor Mitchell did was do a operation on him to change his face, he was now known as Duncan. After that Duncan decided to live with the NCR. Carrying his old weapons he went to the NCR and said I have killed Professor Ulysses. And would like to live in peace with you, you can take his weapons. With his new home he learned to live a new life and when no one was around he was making the ultimate nuke to destroy Caesars legion . He also was thinking of making planes to fly and to live like how the human race lived before.