Perhaps it's a fic where the curse from the enemy during the Auror operation leads to Harry's memory loss. This could add an element of mystery and a challenging quest for him to regain his past.
It could be a story where the trauma of the accident causes a magical disruption to Harry's mind, erasing his memories.
It might be a tale where the physical impact of the accident on Harry's brain results in memory loss. This could set up a journey of self-discovery and reliance on his friends to piece together his past.
Hermione would be a great ally. With her vast knowledge of magic and her logical thinking, she could help Harry solve complex cases. Ron could also be an ally, using his loyalty and his own skills in combat and magic. Neville might be another one, having grown into a confident and powerful wizard, he could bring his unique skills in herbology and his courage to the Auror department to support Harry.
One great Auror Harry Potter fanfiction is 'The Auror Files of Harry Potter'. It shows Harry's life as an Auror, dealing with new dark threats. Another is 'Harry Potter: Auror in Training' which focuses on his early days in the Auror training program.
One common theme is redemption. Harry often tries to redeem some of the minor villains he encounters as an Auror. Another is friendship. His relationships with Ron and Hermione continue to be important even in his Auror days.
Well, if the Snatchers made Harry lose his glasses, it could change the whole dynamic of his character. Harry is known for his glasses as part of his identity. Without them, he'd be in a rather difficult position. He might be more likely to be caught by the Snatchers as he wouldn't be able to see clearly to escape. It could also lead to some character development where he has to overcome this new obstacle, perhaps learning to trust his instincts more than his sight.
He might read ones that focus on his relationships with his friends, like more in - depth stories about his friendship with Ron and Hermione.
Maybe he was in a dangerous duel with a powerful dark wizard. The dark wizard could have cast a spell that was specifically designed to maim or disarm in the most literal sense.
The 'Last of His Kind' in Harry Potter fanfiction could be a situation where a magical creature is the only one left. Maybe it's a unique magical beast that was hunted nearly to extinction. The fanfiction might explore how this creature, being the last, has to deal with a world that no longer has others of its kind. It could befriend the main characters, like Harry and his friends, who then try to protect it from those who would do it harm.
Well, it could be in a story where the magical world has different rules allowing for such a situation. Maybe it's a alternate universe take.
It could be in a dark alternate universe fanfic where Harry is driven to extreme actions due to unforeseen circumstances.
One interesting Auror fanfic could be 'The Auror's Ascent'. It might follow a new Auror trainee as they face challenges in the wizarding world. Another could be 'Aurors United' which could focus on a team of Aurors solving a big mystery.