Question: The Fearless Defenders is centered on a team of female superheroes, led in part by a character that was created by Tony Isabella and who else? 
Sentence (from "Fearless Defenders"): The series, written by Cullen Bunn with artwork by Will Sliney, centered on the Valkyrior, a team of female superheroes led by Valkyrie and Misty Knight.
Relevant evidence: Yes