The Non-Canon Expert explains what Darth Plagueis defined as Darth Sidious’s greatest weakness during his first ten years as the Dark Lord’s Sith apprentice. We also look at why Plagueis saw this as a weakness and how it resulted in an unexpected new apprentice for Sidious

This is a Legends story for Darth Plagueis and Darth Sidious with information primarily found within the novel «Darth Plagueis» by James Luceno. I hope that you enjoy it!