Deathstroke is one of the Blind Bag characters in LEGO Dimensions 2: The Rise of Enoch, from the DC Comics franchise.
Slade Wilson was a soldier who was picked for an experiment to become a super soldier. The experiment worked, and Slade now had regenerative abilities. The story of how he lost his right eye changes from time to time, the most common being that his wife shot him in the face in a fit of rage. He would later become an assassin, calling himself Deathstroke the Terminator. His arch enemies includes Batman, Green Arrow, Nightwing as well as the rest of the Teen Titans.