Dev Sibwarra
Dev Sibwarra is an existing character from Legends.[1]
When Luke Skywalker returned to Mount Yoda on Dagobah after the Battle of Mindor, he was dejected to find Ken as well as Zak and Tash Arranda gone. Commiserating with Daye Azur-Jamin, Skywalker included Dev among the prospective students he had failed.[2]