AU: Fleur doesn't return to England and meet Bill Weasley who in turn marries another woman. Hermione and Harry crushed Nagini in Godric's Hollow, Voldemort and the Marked Death Eaters all died in Aragog's nest due to the last Horcrux dying.
Harry Potter x DC Comics, Harry/Fleur (Room for others if you so desire)
Harry Potter knew the world was cruel, after all how else would he describe a place that showed him an incredible and wonderful world like that of magic and then snatch it all away from him when he stopped a genocidal mad man? Left magic-less when Riddle's final Horcrux was ripped from his head by Riddle's own killing curse his magic was stripped away as well, fortunately for everyone else losing his final link on life did the same to Riddle who with his last thoughts tried to fill the gaps with that of his loyal and idiotic Death Eaters. Now Harry Potter, the Man-Who-Won, the Master of Death if the Dumbledore he met between life and death was right... Harry Potter was a Squib.
For 7 years Harry Potter lived his life remembering the wonders of the world he knew were just behind the a alley wall in London. But Harry moved on became a carpenter and electrician (something he was happy to teach to Arthur Weasley when he and Molly made their monthly visits) Harry wasn't happy but he was content with his lot in life. That is until one day a MP arrived at his door one Saturday Morning. The 25 year old Potter was being called on by his government... Both of them.
During the second English Blood War, around the world beings of great power and skill began rising, a man with the powers of a God established Metropolis Delaware as his own, a Demon of the night reigns over the island of Gotham City, New Jersey, even a Juggernaut of a Amazon had set foot in America's own Capital claiming she was there to learn about the world and protect its people. Harry's role was to take a place among these heroes and to not only assist them but watch them. With dozens of people wielding power and information the world was in danger and so Harry was selected as England's first and so far only government sponsored hero. His purpose to ride the edges of magical and mundane society, protecting both from the other. Magic long being revealed but the fact of large numbers of magic user sleeping just a town over still hidden.
Through magical Rituals, Items and Serums Harry becomes Lionheart, Guardian of The Empire. Harry soon learns England wasn't the only country to do something similar, across the channel his former Rival and occasional friend Fleur Delacour was chosen in a similar fashion to become Joyeuse, the flame wielding beautiful heroine of France. When two heroes pulled together due to their new positions in life can they make it work, saving the world while honoring their countries.