"No, it isn't," Kayn said, "I was actually testing your sight. I put a field of Force Energy around me, putting me invulnerable to the rain."
"What does it remind me? Well, many things exactly. When i killed my old Sith Master at the jungles of Yavin IV, on top of the Massassi Temple in a rainy night, and when i was donned into this armour. Of course, now the temple is within Skywalkers grasp."