Welcome to the 917th installment of Comic Book Legends Revealed, a column where we examine three comic book myths, rumors and legends and confirm or debunk them. This time, in our second legend, learn whether Spider-Girl's debut in the pages of What If...? was intended as a "backdoor pilot" launch for the character.
Source：https://www.cbr.com/spider-girl-what-if-backdoor-pilot/
