The Kissy Kis - The End of the Movie

Who were all those scyth people in the stadium watching the battle? You know, like, surrounding the emperor. Are they like scith? Or are they just, like, bad jed eyes? Who are they? It was never and there's a lot of em yet,. If they're sith, have they got sith powers? couldn't they have liked intervene in what was going on in any way, rather than just watch or im so baffled, ye.