As the first Dark Lord of the Sith, Ajunta Pall founded the first Sith Empire and expanded it onto other worlds. The Sith took over the planet Ziost and created it as their capital and as Pall's new home. Pall eventually died after serving the Empire for many decades, but his Empire lived on.
The strongest among the Exiles, Ajunta Pall, became the first to hold the title Dark Lord of the Sith. His contemporaries, such as Karness Muur and XoXaan, became Sith Lords. The human Dark Jedi interbred with the Sith species, who also had an affinity for the Dark Side. They would become the original Sith Empire.
Darth Andeddu, also referred to as the Immortal God-King of Prakith, was an ancient humanoid male who reigned as Dark Lord of the Sith, and was dubiously thought of as the forebear of the "Darth" title.
Now, Darth Vitiate lived for around 1,500 years, which is by far the longest lifespan of any Sith Lord on this list.
Emperor Vitiate was a Sith Lord who successfully gained near immortality by draining the life force of an entire planet, later attempting to drain all life in the galaxy, which would give him true immortality.
Darth Shain, headmaster of the Korriban Temple, took notice and convened with the Dark Councilor and Dark Lord of the Sith Darth Shane McMahon, who decided to confer the title of Sith Lord to the young apprentice at the age of 11, making him the youngest Sith Lord in the history of the Sith.
killed by an Imperial strike team, his dark side, like many Seth before him, refused to let go of life.
With the death of T'ra Saa at Taivas, K'Kruhk became the oldest and most experienced of the surviving Jedi and participated in the alliance's final assault on the Sith-held Coruscant. Following the deaths of Darth Krayt and Roan Fel, K'Kruhk became one of the three Triumvirs of the restored Galactic Alliance.
The Rule of Two was instituted by Darth Bane, once a student at Kaan's Sith academy, in response to what he viewed as inevitable, self-destructive infighting within the Sith Order.
Within the Star Wars Legends continuity, Yoda's Jedi instructor was N'Kata Del Gormo, a Hysalrian Jedi Master, according to an in-universe legend.
Darth Plagueis, a Sith Lord in the years prior to the Clone Wars, lusted for immortality. According to his apprentice, Darth Sidious, Plagueis manipulated the midi-chlorians to both create life and seek immortality.
Eventually, Sion was struck down, but he did not die. Instead, the pain within him welled up to agonizing levels, driving Sion to rise once more and strike down his would-be killer with all his anger and hate. Sion found that he could hold his own decomposing body together with the dark side of the Force.
Darth Vectivus was created by Aaron Allston for the first novel of the Star Wars: Legacy of the Force series, Legacy of the Force: Betrayal. He appeared as a spirit to Nelani Dinn and served as a platform for Lumiya to convince Jacen Solo to become Darth Caedus by showing him that not all Sith were necessarily evil.
Darth Malak betrays Darth Revan and becomes Dark Lord of the Sith. Force bond forged between Revan and Bastila Shan.
Since the player can choose the gender of Revan, much of the dialogue revolving around the character is gender-neutral with only a few exceptions. However, in later Star Wars Legends media, Revan is portrayed as being male.
Revan—renowned as the Revanchist, honored as the Revan, reviled as Revan the Butcher, dreaded as the Dark Lord of the Sith Darth Revan, and praised as the Prodigal Knight—was a Human male who played pivotal roles as both Jedi and Sith in the Mandalorian Wars and the Jedi Civil War.
The decree commanded that only two Sith Lords must exist at any given time: a master to represent the power of the dark side of the Force, and an apprentice to crave it and train under the master and to one day fulfill their role.
Six famous Sith Lords bearing the Darth title, from left to right: Darth Andeddu, Darth Revan, Darth Malak, Darth Malgus, Darth Ruin, Darth Bane. Many Sith Lords chose to add "Darth" to their name, so much so that the word is considered synonymous with the dark side of the Force in some circles.
The Eternal Twins (Arcann and Thexan)
We want to see what it was like for the two of them growing up with a father like Vitiate, who was creating a Sith Empire in secret. What did it feel like when they became adults and were sent to war? We want to see them travel across the galaxy from one battle to the next.
Palpatine tells Anakin of the legend of Darth Plagueis, a Sith Lord who was said to be so powerful he could both create life and prevent people from dying.
By 44 ABY, the true Sith species in the Empire were believed to have gone extinct due to the interbreeding process. Characteristics shown would be determined depending on how much Dark Jedi or Sith blood an individual possessed due to interbreeding.
Hakagram Graush, last King of the Sith, first appeared in the second issue of the 1990s comic book series Star Wars: Tales of the Jedi. The monarch went unnamed in the series, and his identity was only revealed in 2012, with the publication of Book of Sith: Secrets from the Dark Side.