MAJOR SPOILERS! Here is what I believe is the state of the Dark Council after the most recent expansion and story updates, and the current council in 2021.
Questions or comments? Feel free to send me a message on Twitter @swtorista, Reddit /u/swtorista, Youtube Swtorista channel or by e-mail at the same name with gmail.com at the end. Have fun out there and may the Force be with you. ~ Swtorista