Black Widow is a superhero in the Marvel Universe. Her real name is Natasha Romanoff and she was trained as a KGB spy and assassin. She defected from Russia and became a calm and collected superhero. Black Widow is extremely fearless, efficient and intelligent. Her expression almost always remains stoic and self-confident. Besides being an excellent spy, she is also trained in martial arts and an expert acrobat, multilingual and a very effective strategist. She wears wrist cartridges with various spy tools but is also able to use all sorts of arms.