Which Star Wars Sith Lord Do You Love to Hate Most?

In celebration of Revenge of the Fifth (May 5th), the international companion Star Wars Day to May the Fourth Be With You (May 4th), an all-Darth optioned poll. The Revenge of the Fifth day was created to give equal time to the Light and the Dark Sides of the Force with two days of celebrating all things Star Wars. So, with the intention of bringing balance to the Force, we show some love to the Sith Lords from the Star Wars franchise and recognize there can be no light without dark.

Which of these select canon and non-canon Sith Lords* from the Star Wars franchise do you love to hate the most? * answer pool includes declared, secret, claimant, and suspected Sith Lords that have been depicted in non-print media

Discuss the topic here.