One possible plotline could be that Naruto is somehow transported to Constantine's world. He has to quickly learn about the magic and the dark forces there. Using his ninja skills and determination, he teams up with Constantine to fight a powerful demon that is threatening both worlds. Another could be that Constantine visits Naruto's world and finds that the chakra system is a form of magic he can tap into. Together, they use this new knowledge to fight off an ancient evil that has been awakened in Naruto's world.
One possible plotline could be that the female character gets pregnant while John is away, and when he returns, he has to face this new situation and decide whether to stay or leave. Another could be that they both planned for a baby before John had to leave, and the pregnancy becomes a source of hope and strength for them during their separation.
Yes, there might be such fanfictions. In these fanfictions, the author might combine the elements of Naruto and John Constantine in creative ways. For example, they could give Naruto some of Constantine's abilities like his magic skills related to the occult. Or perhaps put Naruto in a situation where he has to deal with the kind of dark forces that Constantine often faces. However, I haven't read a specific one in detail, so this is just speculation on how the two could be combined in fanfiction.
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.
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.
One great 'John Constantine Supernatural Fanfiction' is 'Constantine's Cursed Case'. It has a really engaging plot where Constantine teams up with the Winchester brothers in a way that feels true to the characters. The author does a wonderful job of capturing Constantine's snarky attitude and his unique brand of magic.
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.
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.
No, John Constantine is not depicted as gay in the comics. His romantic interests have typically been with women.
Another plot could be that Scotland Yard recruits John for a special task. He might have to work undercover or use his military background to assist in a high - profile case. This could lead to all sorts of adventures and interactions with the Yard's detectives.
One possible plotline could be that Harry Potter is so inspired by John Cena that he starts a new club at Hogwarts dedicated to Cena's values like never giving up. Another could be that John Cena is actually a wizard in disguise and he helps Harry train for battles using his wrestling moves. Or maybe Harry uses magic to bring Cena into the wizarding world to help defeat a new dark force that is too powerful for normal wizarding magic alone.