I see no reason why we can't have a Black Widow movie. Or Black Widow and Hawkeye, even better!
Agent Natalia Romanova / Black Widow - Scarlett Johansson - Captain America, The Winter Soldier 2014
Black Widow Hawkeye (Scarlett Johansson Jeremy Renner) Clint n Tasha the iconic team
Scarlett Johansson-Black Widow from my board 'Leather Lover'♠️
Alter Ego Comics is pleased to offer the Avengers: Black Widow Scale Figure by Hot Toys. Scarlett Johansson reprises her role as Natasha Romanov, The Black Widow, in the the Marvel Studios blockbuster, The Avengers.
Scarlett Johansson as Natasha Romanoff/Black Widow - Captain America: The Winter Soldier