In the comics, June Moone is a villain/anti-hero who can transform into the Enchantress, a formidable magic user powered by Dzamor, an extra-dimensional entity. She has been a prominent member of the Suicide Squad and Shadowpact. As on the show, she is transformed whenever she says "Enchantress."
The events of Here I Go Again (2018) are referenced by Charlie when she asks Nate whether Amaya channeled any animals while they had sex.
There are instances in the comics in which Vandal Savage is heavily hinted to be the one behind at least some of the Whitechapel murders, the most known example being in DCU Villains Secret Files and Origins #1.
There are numerous versions of Jack the Ripper character in DC Comics, with the main one being possessed by the demon Calibraxis.
Featured Villains: 1. Henry VIII - ruled England, conquered Wales, formed the Church of England, confiscated wealth from Catholic monasteries thereby making the country richer, bolstered the military, strengthened Parliament and laid the foundations of International Law; popularly known for his six (nonconcurrent) wives. 2. Black Caesar - the Legends say that for nearly a decade, he raided shipping from the Florida Keys and later served as one of Edward Teach's (a.k.a. Blackbeard's) crewmen aboard the Queen Anne's Revenge; he was taken into custody and hanged by Virginia Colonial Authorities. However there is no historical evidence that he existed. 3. Brutus - He and Cassius led a plot to assassinate his friend Julius Caesar on the Ides (15th) of March, which resulted in Caesar's being stabbed 23 times in a Senate meeting at Rome's Theatre of Pompey; he later committed suicide by running into his own sword after being defeated in battle by Caesar's general, Mark Antony