One interesting concept could be the interaction between Hellboy's world of the supernatural and DC's superheroes. For example, seeing how Hellboy would team up with Batman to fight a common enemy from the underworld. Maybe they would share their different combat techniques and detective skills.
Definitely Hellboy himself. He's the central character from his own universe and would be the main connection to the crossover. Then, Batman is a likely candidate. His detective skills and his willingness to work with 'outsiders' would make him a great fit. He could be intrigued by Hellboy's nature and abilities.
The Scarlet Letter was a British novel by JK Rowling. The novel tells the story of a fictional magical world in which the protagonist is a baron named Alan Wessex. He is a smart, brave, and wealthy aristocrat, but he is also extremely cruel, eccentric, and arrogant.
In the novel, Allan West's wife was named Emma, and his relationship with her was very tense. They often quarreled over trivial matters. Allen West also had a conflict with his friend, the poet Tom, and their friendship had broken. In addition, he had a disagreement with his family, especially his eldest son, William.
At the climax of the story, Allen West was attacked by a mysterious force, and his humanity was completely distorted. He became addicted to dark magic and tried to destroy the entire magical world. In the end, Allen West was defeated by the brave girl Elizabeth. His crimes were revealed and his fate changed.
Hell Baron was a character with a strong personality and complexity. His cruelty and isolation left a deep impression on people, but his intelligence and courage were also admirable.
Yes, usually the Hellboy omnibus is designed to include all the relevant comics. But it's always best to check the specific details of the edition you're considering.