Dishonored achievements

You finished the game without purchasing any supernatural powers or enhancements, besides Blink

You stayed in possession of others for most of a 3 minute period

You killed 4 enemies in less than 1 second using the crossbow

You completed all missions after the prologue, alerting or killing no one but key targets

You killed 6 enemies in less than 1 second

You collected all the Sokolov paintings

You purchased all of the Favors in The Knife of Dunwall

You completed all missions after the prologue without alerting anyone

You completed The Knife of Dunwall in High Chaos

You completed The Knife of Dunwall in Low Chaos

You completed The Brigmore Witches in Low Chaos

You completed the game without killing anyone