The Star Wars Expanded Universe is no longer canon, right? Meaning Kylo Ren's lightsaber couldn't possibly have a link to the classic Knights of the Old Republic series, yeah?
Well no, not according to Robert Purchese's in-depth, delightfully nerdy look at the links between KOTOR and the Force Awakens.
Summed up, it's this:
Should the Great Scourge of Malachor turn out to be Revan using the Mass Shadow Generator, and Ren's Lightsaber relate somehow to it, then in one very incidental nod in the corner of a book, a game and series I personally love will have been recognised by a Star Wars film and become part of sacrosanct canon. And that's cool, however uncool I am by pointing all of this out.
But the whole thing is worth a read if you're as much of a Star Wars nerd as I am. And as Purchese clearly is... [Eurogamer]