The key elements in the Dexter origin story comic include his childhood traumas. These traumas are often what set him on the path to becoming the person he is. His relationships, like with his father or any siblings, also play a crucial role. They can either support or hinder his development. Additionally, his first encounters with the idea of justice and how it can be perverted are important elements in understanding his origin.
Well, the Dexter origin story comic story usually delves deep into his past. We get to see what led him to develop his code and his fascination with serial killers. Maybe it was some sort of trauma in his past that made him so interested in that world. In the comic, they might show his early encounters with the criminal underworld, which slowly molded him into the complex character we know. It could also explore his relationships with other characters from his early days and how those influenced his growth.
Some of the popular Dexter comic book graphic novels include those that expand on the character's dark and complex world. For example, the ones that delve deeper into his 'Dark Passenger' aspect are really interesting.