Sebe'c is a male Jaffa and he is a member of Tau'ri Resistance Movement in a alternate timeline. He joined the resistance movement to be able to help Tau'ri to stop Goa'uld enslaving the rest of the galaxy. He is a good friend of Jade O'Neill. He trained members of the resistance movement in hand-to-hand combat. When the timeline was changed, he does not appear with the resistance. (SG1: "Relativity")