The sequence of occurrences that led to the attempted murder of Emperor Sheev Palpatine was planned by Pitina Mar-Mas Voor, the Minister of propaganda for the Galactic Empire, to stage the eventual death of the Emperor. Chelli Aphra revealed the scheme to the populace, resulting in Darth Vader executing Voor via beheading.
The primary storyline of Doctor Aphra Book VII: Unspeakable Rebel Superweapon, which is the seventh story arc of the Doctor Aphra comic series by Marvel Comics, revolves around the plot to kill Emperor Palpatine. It debuted in Doctor Aphra (2016) 32, which was written by Simon Spurrier, with illustrations by Wilton Santos and Caspar Wijngaard, and was published on May 8, 2019.