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

One feature I would really like back is the ability to put people out of their misery with the Hidden Blade after you beat them up.

Altair could do it, but it wasnt for Ezio, which is a shame. Considering Connor is more ruthless than Ezio, maybe it can be re-introduced.