He is most known for his young adult fantasy novels, such as the "Blood and Bone" series and "The Girl Who Drank the Moon."
While he primarily focuses on fantasy, he also writes in other genres, including:
* Science Fiction: He has a sci-fi short story collection titled "This Is Not a Test."
* Horror: He has written a few horror short stories.
Overall, fantasy is the dominant genre that Chris Mentillo is known for.