Grand Admiral Thrawn, obviously. That dude could not be defeated except by his own hubris. But since that’s a foregone conclusion, here are a bunch of other characters who would like you to elect them The Internet’s Favorite Star Wars Character.
Han Solo, is currently in the lead, but Vader’s only number 6! And neither of the Fetts nor Yoda cracks the Top 10. You need to go vote that list to its correct assortment right now.