So I decided to try just pulling a still photo from the one YouTube video and then use that. It’s still just a still image and clearly from the one ROTS scene, but he’s actually smiling now and it looks more natural IMO. I’ll definitely still try to tweak it with improvements but otherwise, I’m pretty happy with how this has come out for just being a still image from ROTS haha
For comparison, the original edit I did with a ROTS promo photo: