Silooth were a species of creature classified as a Sith warbeast.
Silooth were first mentioned in Dooku: Jedi Lost, an audiobook written by Cavan Scott and published in 2019. In the Star Wars Legends continuity, the silooth were first mentioned in The Dark Side Sourcebook, a supplement to the Star Wars Roleplaying Game written by Bill Slavicsek and J.D. Wiker, and published in 2001.
Silooth were first mentioned in Dooku: Jedi Lost, an audiobook written by Cavan Scott and published in 2019. In the Star Wars Legends continuity, the silooth were first mentioned in The Dark Side Sourcebook, a supplement to the Star Wars Roleplaying Game written by Bill Slavicsek and J.D. Wiker, and published in 2001.