Kyber crystal
I teckon they should a red kyber crystal not for any reason but aesthetic as they have a lot of other colours so why not the iconic red
Forum Discussion
Supposedly your kyber crystal turns red when you turn to the dark side and channel all your hate through it. That's why the sith sabers are always red. It wouldn't make sense with SW lore. Disney keeps a tight reign on Respawn to keep with canon - they'll never do it for purely aesthetic purposes, unless Cal becomes a darker dude, they're simply not allowed.
Similarly, they won't give you black or white, because those are specific to the story. I was actually surprised they gave us as many colors as they did - orange feels like it should be a dark-side color. I guess it's not
