Black Widow is from the Ultimate Avengers Universe. Natalia Romanoff is a highly specialized spy and high ranking S.H.I.E.L.D. member under the codename Natalia Alianovna "Natasha" Romanova colloquial: Black Widow is a fictional superhero For other Marvel Comics characters of the same name, see Black Widow (Marvel Comics). Fictional superhero. Black Widow appears in the 2013 Secret Avengers series by Nick Spencer and Luke Ross. Black Widow appears in a