Dr. Cecilia Reyes came onto the X-Men scene mostly to help deal with the legacy virus. Uncanny X-Men #351 (1998) is primarily an origin story issue for her. She's a surgeon and picks up a job at Mother of Mercy Hospital in New York...for one day, getting fired due to bigotry and letting Pyro leave the hospital. Before this she met and moved in with the X-Men, so she returns and pretty much becomes their "call if you need me" physician. Uncanny X-Men #351 It's not until lat