You were a Dark Force user, being found by Darth Vader and brought to Palpatine. You seem incredibly strong, maybe even a rival to Palpatine

Palpatine:"They are incredibly powerful...a concurrence to me. Though it would be a waste to kill them. The Rule Of Two speaks against taking them as an apprentice. I'll make an exception, Lord Vader, take them as your apprentice."

Vader:"Yes, Master. I'll teach them in your ways to hunt down the remaining Jedi and all enemies of the Empire."