User blog comment:Knightofthecart/A little game before the grand finale/@comment-4650675-20121224151727/@comment-4879894-20121224164913

Perhaps you're right about the 12, but I don't remember this image.

17, I don't know, it seems that there is two or three images in one.

Kudos for the 2 of the last flashes, it's exactly what you said !