The Non-Canon Expert explains Yoda’s vow to never use a lightsaber again while he was exiled upon Dagobah, discussing how Yoda came to painfully view his failures as the Grand Master of the Jedi Order and the ascension of Darth Sidious. This is a Canon story for Yoda that can be found in the recently released Canon Age of Rebellion Special 1 comic. I hope that you enjoy it!