Prima aparitie: Tales of Suspense #52 (AprilIE, 1964)
Puteri / abilitati: Experta in arte martiale, acrobata expert, hacker, spion expert
Arme: Bratara cu laser, discuri cu electrosocuri, pistoale, pumnale
Familie: Ivan Petrovitch (tata adoptiv), Ronin (fost sot)
Ocupatie: Agent S.H.I.E.L.D.
Creat de: Stan Lee, Don Heck
Parteneriate: Steve Rogers/Captain America, Tony Stark/Iron Man, Thor, Bruce Banner/The Hulk, Clint Barton / Hawkeye, Pietro Maximoff, Wanda Maximoff/Scarlet Witch, Vision, Sam Wilson, James Rhodes, Virginia Potts.