Powers: None on her earth of origin (Earth A). When this Carol Danvers travelled to Earth-616 through Albert E. DeVoor's Atomic Resequencer, her molecules were realigned on an atomic level to match the structure of that Earth's (Earth B) Carol Danvers (Ms. Marvel). Therefore, she possessed all the powers that Ms. Marvel of Earth-616 possessed.
Bio: Was one of the characters in She-Hulk #21 that travelled from Earth A (her Earth) to Earth B (regular Marvel Universe) on a vacation as her Earth B counterpart. Was eventually discovered and with the help of Jennifer Walters, She-Hulk (Earth-721) and the Mr. Fantastic's of Earth A and B, was sent back to her dimension of origin.