The series offered glimpses into her past before her days in the Hellfire Club, as well as introducing her sisters Adrienne and Cordelia.After the series ended and all the X-Titles were revamped, in 2001 Frost appeared in New X-Men as a teacher for the mutant population of Genosha, which was then controlled by Magneto.
Emma Frost first appeared in the famous storyline "The Dark Phoenix Saga", in Uncanny X-Men #129.
The character was created by writer Chris Claremont and artist/co-writer John Byrne.
While Morrison initially had no plans to use her, the death of the character Colossus left Morrison with an opening. This would lead to her instigating an affair with fellow X-Man Cyclops, who was having marital difficulties with Jean Grey.
This series also provided further glimpses into her past, introducing her father Winston Frost and her brother Christian.
She also frequently made guest appearances in other Marvel titles, New X-Men in particular.