The S-Factor by Chris Panda

An underappreciated sidekick called Greyfox decides to "re-brand" himself through a new dating reality TV show for superheroes called, "The S-Factor," where 12 female contestants fight for his affection. Meanwhile, his former superior, Darkfox, suspects foul play, which leads her to investigate who's behind the creation of The S-Factor.
Binding: Paperback / softback