Monica Rambeau is a fictional superhero appearing in American comic books published by Marvel Comics. Created by writer Roger Stern and artist John Romita Jr., the character debuted in The Amazing Spider-Man Annual #16 (October 1982). Monica was introduced as the second Captain Marvel, and she gained super powers after being bombarded by extradimensional energy produced by an energy disruptor weapon. The character joined and eventually became leader of the Avengers for a time. She was also a member of Nextwave and the latest Ultimates team. She has also been known as Photon, Pulsar and beginning in 2013, Spectrum.