Watch Deathstroke: Knights & Dragons Episode 1 HD Full Free on SolarMovie. Watch Deathstroke: Knights & Dragons tv series online free. Ten years ago, Slade Wilson-aka the super-assassin called Deathstroke-made a tragic mistake and his ...Ten years ago, Slade Wilson-aka the super-assassin called Deathstroke-made a tragic mistake and his wife and son paid a terrible price. Now, a decade later, Wilson's family is threatened once again.