In short, Henry had been looking for someone to try to resurrect his daughter. About a decade later, he finally met Johnny Warlock, who was willing to help and happened to need an apprentice.
Among magic users, there was no talk of Supervillains or Superheroes. Magic was a Dark Art, after all; in darkness, there was basically no clear line between good and evil. At most, he was a dark magician who often went against decent people.
But was he really that evil? Had he committed all that many terrible deeds? Not really. As a spellcaster, his life did not overlap much with that of ordinary people.
That was the sort of person he was. Though he was not as powerful as famous fiends like Demon Lord and Neron, he could go Fifty-Fifty with Zatanna's father, which meant he was no weakling. Especially since he had a few unique tricks.
For example, he could disguise a person's soul.
Resurrection naturally came at a price. Even taking the Hell route to fool death was no exception. In the end, Henry traded his own life for his daughter's, and after being revived, she had to work for Johnny to repay the favor.
Dara returned to Gotham under the name Laura Phil, becoming Johnny's adoptive daughter and apprentice. She also took the codename Daughter of the Warlock.
Her life, however, was not all that different from before. Though she had been dead for over a decade before being revived, and though her adoptive father was a practitioner of wicked arts, he treated her fairly well. Not only did he teach her magic, he sent her back to middle school to continue learning ordinary people's knowledge, making it easier for her to fit into a technological society.
From that perspective, Johnny Warlock was quite