There are plenty of signs to help you spot a Sith lord in the "Star Wars" universe. Firstly, "always two there are" dabbling in the dark side of the Force, a rule that has quietly defined the Sith ...

hiding physical signs of corruption like yellow eyes and aged features. Palpatine's yellow Sith eyes may have been hidden through a dark side illusion, potentially masking his true form from the Jedi.