that further needs to isolate itself because society won't accept it. In Grant Morrison's stories of the early 2000s, mutants are portrayed as a distinct subculture with "mutant bands," mutant use of code-names as their primary form of self-identity (rather than their given birth names), and a popular mutant fashion designer who created outfits tailored to mutant physiology. The series District X takes place in an area of New York City called "Mutant Town." These instances can also serve as analogies for the way that minority groups establish subcultures and neighborhoods of their own that distinguish them from the broader general culture. Director Bryan Singer has remarked that the X-Men franchise has served as a metaphor for acceptance of all people for their special and unique gifts. The mutant condition that is often kept secret from the world can be analogous to feelings of difference and fear usually developed in everyone during adolescence. Genocide''': Genocide and its psychological after-effects, primarily survivor guilt, are recurring elements in some of the most significant X-Men story arcs. Magneto was a survivor of The Holocaust and witnessed the genocide of his people, severely scarring him emotionally and leaving him with a strong distrust of humanity. Because of this he constantly toes the line between ally and enemy of the X-Men. The iconic Days of Future Past story line saw an alternate future where Sentinels committed genocide on most of the world's mutants. In Rachel Summers' original timeline, she was captured by humans and turned into a 'hound' used to hunt down other mutants in order to capture and kill them, leaving her extremely traumatized by the experience and knowledge that she unwittingly assisted in the genocide of her own people. Bishop's childhood consisted of him being trapped in a mutant concentration camp, leaving him so emotionally scarred as an adult that upon returning to the past he was prepared to kill a baby who might have caused his future. When Cassandra Nova committed genocide on Genosha, the event left both Emma Frost and Polaris<ref>New X-Men'" #132</ref> traumatized by survivor's guilt as they were amongst the limited few survivors. While taking some time off in Germany, Nightcrawler witnessed the genocide of numerous mutants. The event left him as an emotional shell of who he used to be because of the trauma of what he witnessed until he had psychic therapy with Jean to help him