Spider-Man is a fictional superhero created by writer-editor Stan Lee and writer-artist Steve Ditko. He first appeared in the anthology comic book Amazing Fantasy #15 in the Silver Age of Comic Books.
Usagi Tsukino, better known as Sailor Moon, is a fictional superheroine who is the main protagonist and titular character of the Sailor Moon manga series written by Naoko Takeuchi.
Power Girl, also known as Kara Zor-L and Karen Starr, is a DC Comics heroine. She is the Earth-Two version of Supergirl, from Krypton, and Superman’s cousin. She also posseses all of the main Kryptonian powers including superhuman strength.