«TK numbers» have existed in the Star Wars universe since the first movie in 1977 but they have received new attention after they were referenced in The Mandalorian season 2, episode 7, «Chapter 15: The Believer.» The numbers have always been important but have gained notoriety over the years as the Star Wars expanded universe has continued to grow one way or another, even after Disney decanonized large amounts of it.
Here's everything you need to know about TK numbers in The Mandalorian and
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