Manipulator Achievement in Dishonored
You made others kill 5 of their own allies
How to unlock Manipulator
For this you need to purchase Possession rank 2, and bend time 2, which will void Mostly Flesh and Metal, so do them separately (or save prior to doing this). Get into a firefight and just as you are about to get shot, bend time, possess another enemy, and walk them in front of the bullet and then jump out of the body with . Repeat that 4 more times.