User blog comment:JAlbor/Wikia at E3 2012/@comment-1888015-20120527161218/@comment-4564231-20120529010948

I was replaying AC1 the other day and noticed that even after you "kill" guards with the sword, they still struggle on the ground for a while, and you can put them out of their misery with the hidden blade. I was one memory away from asking this question myself. =)