A close-up of he back of his head revealed veins on his mostly-bald scalp, wisps of hair, and the absence of ears." Eric told Pyro that he still had admiration for his former ally the Professor, who "did more for mutants han you'll ever know." The lab was responsible for testing and medicating agents in the US Department of Defense's newer black ops program, Operation Outcome, led by Byer.The original tale (told from a Northern perspective) was reworked for the film - the tale was told from the point of view of the South and a Southern engineer, a second return train-chase was added, and a heroine named after Edgar Allan Poe's Annabelle Lee was also introduced.