Black Cat

Black Cat is an anti-hero in the Spider-man comics.

Felicia Hardy was trained from childhood to follow in her father's footsteps and become an expert cat burglar. She is skilled at hand-to-hand combat and is extremely agile. As Black Cat, she was originally a foe of Spider-man, but eventually fell in love with him and was often his ally. Despite her being an anti-hero, she is also a criminal, and wouldn't let Spider-man's morals get in the way of what she wanted. She helped Spider-man combat the Sinister Twelve.

Spider-Man Web of Shadows
In Web of Shadows, Black Cat returns to her old ways. She become one of the bosses in the video game. When Spider-Man first encounters her, she escapes a building and tries to get away from Spider-Man. A Chase is in progress as well as a boss battle. After she's defeated, Spidey gets to chooses if He still loves MJ or if he want to be with Black Cat. She then becomes an ally to the Black Suit Spider-Man.

While the Symbiotes have taken over New York, Black Cat becomes an ally to help defeat the symbiotes. However, Black Cat gets infected with a symbiote. She fight Spider-Man with an army of Symbiotes. Spider-Man has to defeat the Symbiote Black Cat and the Symbiote army, while protect MJ. After Black Cat was defeated, she lies on a roof injured. Spider-man chooses whether to take he back to SHIELD where she can be both safe and have her injuries taken care of, or infect her with a more stable symbiote. After that, Black Cat becomes incapacitated for the rest of the game. At the end of the game if you chose to be with black cat and choose to be evil, she rules an army of symbiotes by your side. If you choose to be good, a sonic weapon developed by Tinkerer removes both Spiderman's and Black Cat's symbiotes and Spiderman ends up alone.