From the publisher: Emma Frost, once a supervillain and foe of the X-Men as part of the Hellfire Club, she has evolved to becoming a superhero and after joining them is one of the X-Men's most powerful members and a leader to the superhero group and an alternative love interest to Cyclops. She is a mutant with an enormous telepathic ability, which she uses to read the minds of her opponents and communicate with her team. But she can also transform into a diamond state or form, which provides her with enhanced strength and almost indestructible durability, but suppresses her telepathic abilities.