Monica Rambeau is a fictional superhero appearing in Marvel Comics. She first debuted in The Amazing Spider-Man Annual #16 in 1982. Monica has the ability to transform her body into various forms of energy, including light, gamma rays, and more. Over the years, she has taken on several superhero identities, including Photon, Pulsar, and Spectrum. In addition to her powers, Monica has been a member of various superhero teams, such as the Avengers and S.W.O.R.D.. She is known for her strong leadership skills and her commitment to justice. Monica Rambeau has also appeared in the Marvel Cinematic Universe, notably in the series WandaVision.