Black Widow is one of the greatest espionage heroes in the Marvel-Verse - and these are some of her most thrilling adventures] When the Crimson Dynamo invades Avengers Tower, a certain super-spy is on his trail] Spider-Man must beware the Black Widow in the classic tale that debuted Natasha Romanoff's most iconic costume] Then, the Widow is torn between her heroic partnership with Daredevil - and a place in the ranks of the Avengers] Plus, before there was ever a Black Widow, there was the Red Room - a brutal KGB training ground for assassins] Now, a deadly mission casts Natasha's mind back to her escape from the Red Room - and the unlikely ally who assisted her...