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.
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.
Although it's not fully clear where the Darth moniker originated, Darth Andeddu is thought to be the first character to use the title in-universe. Having originated in Legends, Andeddu was mentioned in the new canon in the comic Star Wars Adventures: Return to Vader's Castle 2, which referenced "Andeddu's flames".
The Sith Order formed around 7000 BBY when a seditious band of Dark Jedi sought out the Sith species in order to learn more about the dark side of the Force. Among them was Ajunta Pall, who established a Sith empire throughout the galaxy.
The natives were intrigued with their mysterious Force powers and advanced technology. This allowed the Dark Jedi to achieve god-like status and become their rulers. As the first Dark Lord of the Sith, Ajunta Pall established the Sith Empire and expanded its territories into the Outer Rim.
Even though Kylo Ren uses a red lightsaber, harnesses the dark side of the Force, and wears a cape, he is not a Sith. Because of that, he can never hold the title of Darth. Instead, he was just a chaotic mess of the dark side (until he eventually found his way back to the light).
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.
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.
1. Emperor Palpatine. Darth Sidious infiltrated the heart of the Republic and twisted it into the Empire, sparked a terrible war that engulfed the entire galaxy in fire and ash, corrupted once-noble Jedi to his cause, and executed Order 66 to erase the Jedi Order from existence.
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.
Darth Sidious was the last Sith Lord to exist in Star Wars canon, but does that mean the Sith threat is truly over in a galaxy far, far away? For thousands of years, the Sith laid waste across the Star Wars galaxy while facing off against the Jedi Order.
With Bane's defeat at the hands of his apprentice, Darth Zannah, allegedly on the Inner Rim planet of Ambria, the Jedi wrongly believed that the Sith were defeated with him, as the galaxy entered a millennium-long era of peace.
Darth Plagueis was a legendary Dark Lord of the Sith trained by the Sith Master Darth Tenebrous. At some point during his life, Plagueis acquired the protocol droid 11-4D.
But one Jedi stands above the rest and needs to start getting recognized as the greatest Jedi who ever lived. That is none other than Obi-Wan Kenobi. While this saga is ultimately the story of the Skywalkers, Obi-Wan is arguably the best and most pure Jedi to ever come out of it.
Arguably, some of the rarest types of Jedi were the so-called Iron Knights. These are members of the Shards species - crystals with a brain of their own.
The Prime Jedi was also the founder of the Jedi Order. The Prime Jedi established the Order on the planet Ahch-To, around 25,025 BBY. The first Jedi Temple, which was located on Ahch-To, contained a mosaic of the Prime Jedi in a state of meditation and balance.
She is the grand-daughter of Darth Sidious as well as the protégé of Luke Skywalker. She has a unique connection to both sides of the Force. This begs the question – which side of the Force resonates the best with Rey? Technically speaking, she is a Jedi.
Darth Sidious, publicly known as Sheev Palpatine from Naboo, became the Dark Lord of The Sith after betraying and murdering his Sith Master Darth Plagueis. Sidious was the Dark Lord of the Sith during the last years of the Republic and the rise of the Galactic Empire.