Janet van Dyne is a fictional character in the Marvel Comics universe, first appearing in 1963. She is known as the superheroine Wasp, possessing the ability to shrink in size and fly, thanks to her specially designed suit. Janet is also a skilled fighter and has the power to emit bioelectric energy blasts. In addition to her superhero abilities, Janet van Dyne is a prominent member of the Avengers, often serving as a founding member alongside characters like Ant-Man and Captain America. She is recognized for her intelligence, resourcefulness, and strong leadership qualities within the superhero community.