So if Anikin Skywalker (darth vader) could have been the most powerful sith, what happened? Why was he so easily bested by his mentor Obiwan, if Obiwan was no more powerful than any other Jedi. How did the whole turning of Anikin to the dark side work into darth sidious' plan to exterminate the Jedi? It appears he was used as a tool Also, how powerful was Obiwan?