TL/DR: It's Hellboy meets Hitgirl.
Mathilda™ is the first-born child of Lucifer & leader of all his armies. While in Hell she decides to defect to the other side out of self-preservation.
However, In order for her to gain entry into Heaven she must stop her father’s plan to destroy all of existence, learn why God favors the human spirit, and pass the third grade, all while Heaven is out to kill her and Hell is trying to bring her back to face the music.
Mathilda's first two printed adventures, collected into one single graphic novel with expanded story and new art after the initial files and artwork were lost post Hurricane Katrina. Meet our main character and her supporting cast as they face off against the demon Astoroth and his vampire minios.