Descended from a family of samurai, Wing is a Japanese martial artist who avenged her grandfather's death with the help of the superhero Iron Fist.

After arriving in New York City, Wing befriended former police officer Misty Knight with whom she started a private investigation agency.

As private investigators, Wing and Knight frequently work with the Heroes for Hire duo Luke Cage and Iron Fist.

Jessica Henwick portrayed the character in the Netflix television series Iron Fist (2017–2018), The Defenders (2017), and the 2018 second season of Luke Cage, set in the Marvel Cinematic Universe (MCU).

Colleen Wing first appeared in Marvel Premiere #19 (November 1974), created by writer Doug Moench and artist Larry Hama.

[1] Colleen was born in the mountains of Honshu, Japan, to Professor Lee Wing (a teacher of Asian history at Columbia University) and a mother whose ancestors were samurai and daimyōs.

Professor Wing learned from a monk that young warrior Iron Fist would come from that land to seek vengeance on his father's killer and sent Colleen to meet him.

Colleen and Knight formed a partnership as private investigators and called their firm Nightwing Restorations, Ltd.[4] Due to Wing's samurai-style training and both partners' expertise in the Asian martial arts, they were dubbed "the Daughters of the Dragon."

[9] She accompanied the X-Men to Canada,[10] and made romantic overtures towards Cyclops, whose girlfriend Jean Grey was presumed to be dead at the time.

[29] Succeeding in that during the 2006 "Civil War" storyline, she and Misty create the new Heroes for Hire due to the urging of Iron Man, Reed Richards and Spider-Man.

[36] Following Daredevil's takeover of Hell's Kitchen during the "Shadowland" storyline, Misty, Colleen Wing, Iron Fist, Luke Cage, and Shang-Chi confront him in attempt to stop him without violence.

She has achieved mastery of the traditional combat skills of the Japanese samurai, including swordsmanship (Kenjutsu);[38] she is a talented swordswoman and has been shown defeating several HYDRA agents with no injury.

[43] After being brainwashed as a living weapon by Iron Fist foe Master Khan, Danny melds his mind with hers in order to break her free of this control.