Well, I think Sirius Black can be a great character in these fanfictions. He has this wild and free spirit, and when combined with the time travel concept, he could be involved in some really exciting adventures with Harry and Draco. And of course, Dumbledore, with his vast knowledge and wisdom, can play a crucial role in guiding them through the mysteries of time travel.
One great 'Harry Potter Draco Malfoy Time Travel' fanfiction is 'Back in Time' where Draco travels back to his first year at Hogwarts. He has the chance to change some of his actions and relationships. It's really interesting to see how his knowledge of the future affects his past self.
Sometimes, secondary characters like Dumbledore can also be really well - written in these fanfictions. Dumbledore might be the one guiding Harry in his time - travel adventure. His wisdom and knowledge can add a lot to the story, and his relationship with both Harry and Tom can be explored in new and exciting ways.
Obviously, Harry and Hermione themselves are usually very well - liked as they are the main focus. Their personalities are often expanded upon in these fanfictions, making them even more endearing to readers.
Harry is always a great focus as he is the central character in the original series. His growth and development, especially in relation to the other characters, can make for a great fanfiction. Draco also offers a lot of potential. His struggle between his family's dark past and his own possible redemption can be explored deeply.
Hermione would be a great addition. She could be the voice of reason and also use her vast knowledge of magic to help Harry and Draco in their high - stakes situation. For example, when they are facing a complex magical puzzle as part of their mission.
In Harry time travel fanfiction, Harry is the most prominent character as the stories typically focus on his experiences while traveling through time. However, other characters like Severus Snape can be very interesting. His complex past and his relationship with Harry can be explored in new ways when time travel is introduced. Luna Lovegood is also a character that might be included. Her unique perspective on the wizarding world can bring a fresh view to time - travel related events and their implications.
One popular 'Harry x Draco time travel fanfiction' is 'A Thousand Years of Magic'. It has an interesting plot where Harry and Draco are sent back in time and have to navigate the past while dealing with their complex relationship. The story is full of mystery and adventure.
One possible fanfiction could be that Draco, after realizing the error of his ways, uses a time - turning device to go back in time. He teams up with Harry Potter to prevent certain dark events from occurring in the wizarding world. They might work together to stop Voldemort's rise to power earlier, changing the fate of many characters.
One great fanfiction has Harry Potter and Draco being sent back in time by a malfunctioning magical artifact. In the past, they find themselves in the middle of the formation of Hogwarts. They have to adapt to the very different magical environment and social norms. As they try to find a way back to their own time, they end up influencing the founding of Hogwarts in small but significant ways, like suggesting new rules for the houses that promote unity among students.
Obviously, Sirius and Harry are the main ones. But including Remus Lupin can add depth. Since he was part of the Marauders and was close to Sirius, his presence can create some interesting dynamics. He can also offer his wisdom and werewolf - related knowledge to help in their time - traveling adventures.