In the setting where you can make troops and massive space ships from thin air, it is not impossible to create a massive army hidden from the sight of the rest of the galaxy. Or perhaps they are from far far away place, that burned brother got his visions and then they arrived in the middle of ongoing war between Republic and Empire? Maybe they don't have Jedis and Sith, but instead they have cultivated the Force to other direction? Then that dude got visions and they began wondering who are those Force wielders. If you think about KotOR, there was quite a similar situation. Or, perhaps the best answer to all these questions: MAGIC

AC/DC - T.N.T. See me ride out of the sunset On your colored TV screen (or holo, actually...) Out for all that I can get If you know what I mean Women to the left of me Women to the right Ain't got no gun got no knife Don't you start no fight I'm dirty, mean and mighty unclean I'm a Wanted man Public Enemy Number One Understand So lock up your daughter And lock up your wife Lock up your back door And run for your life The man is back in town So don't you mess around THIS. I just can't help it, all the ladies are all over me. I can't even fight because all those women around me Actually, almost every song from AC/DC are fine for my smuggler... That's one good rock'n'roll band...