One common theme is loyalty. Rex and Ahsoka have a deep loyalty to each other that dates back to the Clone Wars. In many fanfictions, this loyalty is tested but always prevails. For example, in stories where they are faced with difficult choices that could put the other in danger.
One great Star Wars Rebels Rex fanfiction is 'Rex's Redemption'. It shows Rex finding his place in the Rebellion after his Clone Wars experiences. Another is 'Rex and Ezra's Bond', which focuses on the relationship between Rex and Ezra Bridger. There's also 'Rex's Leadership in the Rebels' that details how Rex uses his military knowledge to help the Rebels.
Their relationship could develop further through shared battles. As they fight side by side against the Empire, they learn to trust each other even more. Each battle they survive together deepens their bond.
Perhaps they find themselves in a situation where they have to deal with a new Sith - like threat. This new enemy has a connection to their past in the Clone Wars. Ahsoka and Rex must figure out the nature of this threat and stop it before it spreads chaos across the galaxy. They could face many challenges along the way, like old clones who have been corrupted by the new enemy's dark influence.
One great 'Star Wars Rebels Rex and Ahsoka fanfiction' is 'Reunion on Lothal'. It beautifully captures their reunion after so long apart. The story delves deep into their shared history and how they've both changed since the Clone Wars. It has some really intense action scenes where they fight side by side against the Empire, and also some touching moments of reminiscing about the old days with Anakin.
One possible fanfiction could be about Rex and Ahsoka going on a secret mission together. They might face a new and dangerous enemy that the Republic has not yet encountered. Rex would use his military tactics and Ahsoka her Jedi skills to overcome the challenges.
Well, in a fanfiction where Ezra is trained by Ahsoka, it might start with Ahsoka recognizing Ezra's potential. Maybe she sees his raw talent with the Force and decides to take him under her wing. This training could lead to Ezra having a different perspective on the Force, perhaps more in line with Ahsoka's own beliefs which were shaped by her experiences with Anakin. It could also change the way he approaches battles and his role within the Rebellion.
One great 'Ahsoka Star Wars Rebels' fanfiction is 'Ahsoka's New Path'. It delves into Ahsoka's life after leaving the Jedi Order and her experiences in the Rebellion. It shows her growth and how she uses her skills to help the rebels in unique ways.
One great Ahsoka Tano fanfiction could be about her secret missions during the Star Wars Rebels era. Maybe she's uncovering a hidden Sith plot that could endanger the entire Rebellion. It would be filled with her amazing lightsaber skills and her strategic mind at work.
In many fanfictions, Anakin and Ahsoka's reunion in Star Wars Rebels is a highly anticipated moment. Some fanfictions might have Anakin appearing as a Force ghost to guide Ahsoka. It could be a moment of great emotional turmoil for Ahsoka, seeing her former master again, especially after all that has happened between them. Their relationship was complex, and this reunion can be explored in many different ways in fanfiction, like Anakin offering her some final wisdom or a chance at redemption for himself in her eyes.