After the fateful duel between Obi-Wan Kenobi and Anakin Skywalker inStar War: Episode III – Revenge of the Sith, Obi-Wan confiscates his fallen apprentice’s lightsaber. However, canon suggests that Anakin had forged the iconic weapon himself, implying blatant theft on the part of Obi-Wan after their fight. While Obi-Wan's new Disney+ show Obi-Wan Kenobi, which will take place on Tatooine afterRevenge of the Sith, is likely to shed more light on the dormant years of the lightsaber’s lifespan. There is still quite a bit of context that can be retrieved from Ben Kenobi himself during the main saga that helps answer the question of why he confiscated Anakin’s saber.
During the age of the Republic, the era of Star Wars that saw Jedi in abundance, lightsabers were often forged by their owners. Anakin’s first lightsaber was forged using three crystals that had been called to him in the Crystal Caves. When it was destroyed, it is fair to presume that he would have created his replacement saber shortly after the battle on Geonosis. Throughout Anakin's many lightsaber duels in The Clone Wars, and at the beginning of Revenge of the Sith, he was already using his new lightsaber; the very one that would later be wielded by Luke Skywalker and Rey.
Related: All 7 Star Wars Characters Who've Used Anakin's Lightsaber (In Canon & Legends)
When examining Obi-Wan Kenobi’s dialogue across both the original and prequel Star Wars trilogies, it is clear that Kenobi kept Anakin’s lightsaber because of the immense respect he had for the weapon and what it signifies. To him, a Jedi’s lightsaber was a symbol of peace and one that would bear the legacy of its wielder’s generations. Being a Jedi in the Star Wars universe draws obvious comparisons
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