I mean, if you don't think you could have accepted anyone for Steve but Peggy (which I know there are certainly those that feel that way), then there...
"Who wouldn't go out with the Black Widow? I'd strangle a litter of kittens for one dinner with her!"
Adrian Toomes aka the Vulture
"Natasha Romanoff, A.K.A. Black Widow - ex-KGB, formerly with S.H.I.E.L.D...Probably the brains of this operation.I have followed her career, and she has been consistently UNDERRATED."