but have you considered robot sneezing?? like, something small gets lodged in their air vents or they accumulate too much dust and need to get it out so theyre suddenly randomly puffing air out of their air vents and they jerk around a bit like humans do when they sneeze but ahhh i just love robots

As promised, the rest of the Spine as Nick Valentine/Silver Shroud?? idek sketches. And bonus Nick : > hi-res x   part 1