I read the book A CASE OF ORIGAMI YODA and it had instructions on how to make an origami Yoda (2nd picture). It also had instructions for an emergency 5 fold origami Yoda and here they are
you will need:
paper (size not specified)
I would have used green paper but I couldn't find any at Instructables HQ and also, if it's an emergency, then I don't think you would just happen to have green paper in your pocket.