Butler's young adult mystery novels feature strong female leads and are woven from elements of horror, suspense, comedy, and mystery, all in a modern, small town setting. She is best known for her Midnight Guardian Series (YA Paranormal Mystery) and Mothman Mysteries (YA Sci-Fi Mystery). Butler is inspired by writers like Cassandra Clare, Jennifer Armentrout, Rachel Caine, Joss Whedon, and Patricia Briggs. Her work contains no profanity or explicit scenes, making it appropriate for pre-teen as well as teen readers.