Smart-E pants should be a thing. In one's choice of colors!
Think the color could be based on mood. That way if the color was Red people would know to stand clear. If the pants where Green people would know it was safe to approach.
Not sure if Saruman lived in Eyesandguard, but I do know that Thor lives in Assgard.
Not sure if Saruman lived in Eyesandguard, but I do know that Thor lives in Assgard.