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Many believe that these appearances could be setting up broader Star Wars projects—possibly a Rebels sequel or spin-off series—focused on characters like Sabine, Ahsoka, and Rex. The post-Rebels narrative, involving their quest to find Ezra Bridger, offers fertile ground for crossover episodes that segue into larger stories.
However, integrating these characters into The Mandalorian might also serve as a way for Disney to test new storylines, franchise expansion, and interconnected storytelling, sometimes at the expense of Mandalorian's original focus on its titular character and environment.