Was the yf-23 black widow ii ever made?

Answer 1

The YF-23 Black Widow II is one of two prototypes built of the YF-23 by Northrop and McDonnell Douglass the other called YF-23 is called the Gray Ghost. They both were built but the project was canceled. It was entered in the USAF Advanced Tactial Fighter competition losing to the YF-22 later known as the Lockheed F-22 Raptor.

Answer 2

Only two prototypes were built. It didn't go into mass production, because its competator (the yf-22) got the production contract