You will Watch Legion of Superheroes Season 2 Episode 12 online for free episodes with HQ / high quality. Stream cartoons Legion of Superheroes Episode 25 Dark Victory, Part 1 Imperiex launches a full scale assault against the Legion while Brainiac 5 deals with the ever increasing presence of his ancestor. Eventually Brainiac 1.0 takes control, defeats numerous Legionnaires including Superman and joins forces with Imperiex. But in the end Imperiex is killed and Brainiac 5 is now in command. Meanwhile the Legion receives shocking news that Superman is presumed dead.