An evil Jedi is not a Sith.
There could be many evil Jedi (Jedi turning bad), but two Sith at a time, according to Yoda (who is in fact George Lucas here...)
But an evil Jedi can become a Sith (or not. He can just stay an evil Jedi).
An evil Jedi is not a Sith.
There could be many evil Jedi (Jedi turning bad), but two Sith at a time, according to Yoda (who is in fact George Lucas here...)
But an evil Jedi can become a Sith (or not. He can just stay an evil Jedi).