In the comics, John Constantine's sexuality is indeed shown to be bisexual. This aspect adds depth to his character and is part of his complex personality.
The 'Hellblazer' series has many great Constantine stories. For example, 'The Family Man'. This one delves into Constantine's past and how his family history and his own actions have consequences. It's full of dark magic, moral dilemmas, and Constantine's signature cynical humor.
John Constantine in DC Comics is a master of magic and trickery. He's constantly dealing with demons and other supernatural threats. His character is a blend of bravery and cunning, making him a fan favorite.
There's a fanfiction where John Constantine crosses over with the Supernatural universe. It's really cool because it combines the dark magic and demon - hunting aspects of both worlds. Constantine's knowledge of the occult clashes and also meshes with the Winchesters' way of dealing with the supernatural, leading to some intense and exciting storylines.
Some of the best John Constantine graphic novels include 'Hellblazer'. It's a classic that delves deep into the dark and supernatural world Constantine inhabits. The stories are filled with complex characters and moral dilemmas.
There are fanfictions that explore Constantine's past relationships more deeply. For example, a story could focus on his relationship with a former lover who was also involved in the occult. It could show how their past together affects his present actions and decisions. This can add a whole new layer of depth to his character.