The Eighth Brother is one of the minor antagonists in Star Wars Rebels. He is a former Jedi fallen to the Dark Side and became one of the Inquisitors trained by Darth Vader, who has sent them to hunt down children of the Force and eliminate them if they refused to serve the Empire or to prevent them from becoming Jedi.
Sent to hunt down Darth Maul, the Eighth Brother was chasing was hunting the former Sith lord on Malachor before unexpectedly confronting former Jedi Ahsoka Tano, Jedi Master Kanan Jarrus and his Apprentice, Ezra Bridger.