There is a category of drawing that captures that ineffable prélude à un éternuement, that second before the explosion, and this is undoubtedly one of the keenest. Smacko! You can just imagine the satisfying TOCK that stone will make when it hits the beast's coco. And the best part is there will be no bad results whatsoever, for the skull of Frank's mount is a chuck of solid bone.
Image size 8" x 10", 2017. India ink on Strathmore 2-ply Series 500 plate finish bristol. Very clean with wide margins.