D-O is a small, unique droid Found by Rey and her friends aboard the wreckage of the Sith assassin Ochi’s ship, D-O is a one-wheeled, self-balancing mono-wheel droid. This little droid is characterized by its thin, conical body, which tapers to a single large wheel that it uses to move around. D-O has a rounded head that is capable of tilting and rotating, adding to his expressive nature. He speaks in a series of high-pitched sounds, and his speech, though simple, conveys a sense of vulnerability and curiosity.

D-O’s backstory reveals that he was mistreated by his previous owner, leading to a timid and wary personality. His hesitancy around new people and situations is evident, making his interactions particularly poignant. However, his encounter with BB-8 and the other members of the Resistance marks a turning point, as D-O quickly becomes attached to his new friends, especially BB-8, who serves as a sort of mentor and friend to him.

D-O plays a critical role in the story. His knowledge of the Sith language and the intel stored in his memory prove invaluable to Rey and her allies as they seek to locate the Sith homeworld of Exegol and confront Emperor Palpatine. This makes D-O’s role pivotal in the unfolding of the movie’s central mission.

D-O’s design and character add a refreshing touch to the array of droids in Star Wars, emphasizing themes of healing and redemption. His journey from a forgotten, mistreated droid to a cherished member of the Resistance highlights the Star Wars ethos of finding value and potential in the overlooked and underestimated. D-O’s endearing personality and the story of overcoming his past abuse resonate with the overarching narrative of hope and resilience prevalent throughout the Star Wars saga.