Dark Jedi, Wookieepedia

Dark Jedi, also known as "Fallen" Jedi, were Force-sensitives, frequently former Jedi, who chose to deny the light side of the Force or follow the dark side. Although "Dark Jedi" originally referred to a Jedi who had fallen to the dark side, it could also refer to uninitiated Force-sensitives who received no Jedi training but began their careers under another Dark Jedi. Others were simply dark-side users who did not follow the teachings of the Sith or other dark side organizations. In some cases

The Origins Of The Rivalry Between Jedi And Sith — CultureSlate

Vladet Taldrya Xavier - Wikipedia of the Dark Jedi Brotherhood, an online Star Wars Club

Dark Lord: The Rise of Darth Vader - Wikipedia

What's the overall opinion on the Dark Nest trilogy? I think they were ok but felt “minuscule” after NJO : r/StarWarsEU

Dark Jedi: A Star Wars Story (Short 2019) - IMDb

Star Wars: Visions Journey to the Dark Head (TV Episode 2023) - IMDb

Unidentified Zabrak Dark Jedi

Ball State Daily

Star Wars Jedi Survivor's Dagan Gera Reveals a Dark Truth About the High Republic