The Non-Canon Expert looks at how Darth Sidious and Darth Vader would find themselves in a frustrating confrontation with each other following a mission Darth Vader would carry out in the opening months of the Imperial era, explaining how Darth Sidious would ultimately threaten to attack Darth Vader with Force Lightning and made it clear what the result of such an attack would be. This is a Legends story for Darth Sidious and Darth Vader with information found within the Legends novel «Star Wars: Dark Lord: The Rise of Darth Vader.»