- Mar-Vell is the first hero to be known as Captain Marvel in the Marvel Universe. - Monica Rambeau was also known as Captain Marvel, as well as Photon and Pulsar. - Genis-Vell was Mar-Vell's son and both he and Rick Jones shared a body when they acted as Captain Marvel (it is also worth noting that this is the only Marvel who was also a villain) - Phyla-Vell was more commonly known as Quasar, but took on the identity of Captain Marvel for a time, - Khn'nr was a skrull invader who posed as the original Captain Marvel, even allowing himself to become brainwashed to forget he was a skrull.