Yoda could also be an important character if the time travel somehow involves the time when he was still alive. He could offer his wisdom to Luke and perhaps even try to reach out to Vader's remaining light side, given his powerful connection to the Force.
Another plotline could involve them traveling to the future. Maybe they see a world where the Jedi have been fully restored and are working in harmony with the galaxy. This could make Vader question his past actions even more, and Luke could gain new insights into the future of the Jedi Order.
Their relationship could become more understanding. As they travel through time and see different events together, Luke would gain a deeper understanding of what led his father to become Darth Vader. Vader, in turn, might see Luke's unwavering hope and goodness more clearly, which could soften his stance.
Perhaps they time travel to a parallel universe. In this universe, Darth Vader never turned to the dark side and Anakin Skywalker remained a Jedi. Luke would be able to see how different things could have been. This experience might inspire Vader in their own universe to try and find a way back to the light side, and they could then work together to bring positive change to their own timeline.
One common theme is redemption. Vader's journey towards redemption through his connection with Luke is often explored. It shows how love for his son can make him turn away from the dark side.
Vader might initially be shocked. His son reaching out to him is unexpected. He could respond with a moment of silence, trying to process what is happening.
Yes, there are some interesting ones. You can start by looking on fanfiction websites like Archive of Our Own. There, you'll find various interpretations of their relationship within the Star Wars universe. Some might focus on the redemption aspect of Darth Vader through his love for Luke, while others could explore a more complex emotional bond that defies the typical good - evil dynamic.
There's a fanfic titled 'Vader's Redemption'. In this story, Vader starts to question his loyalty to the Emperor much sooner, especially after some profound encounters with Luke. It's a great read as it shows the internal struggle of Vader while also exploring the bond between father and son in a new light. It's full of action-packed scenes and deep emotional moments.
There are definitely vader loves luke fanfictions. The concept allows for a lot of creativity. Writers can delve into how Vader might have had a change of heart towards Luke earlier, or how their relationship could have developed in a different direction from the original Star Wars storyline. They can also explore the psychological aspects of Vader's character and how his feelings for Luke could have manifested in different ways.
One common theme is redemption. Vader's love for Luke could lead to his redemption in different ways compared to the movies. Another is the exploration of family bonds, showing a different side of their father - son relationship.