Lightsabers don't automatically turn red when one turns to the dark side. Anakin never bled his kyber crystal in the prequels, explaining why his saber stayed blue. Anakin's lightsaber needed to ...

As many fans have pointed out, this scene is very similar to the infamous moment in Revenge of the Sith where we see Anakin draw his lightsaber menacingly in front of a group of younglings at the ...