Recently, Bethesda released the third part in their documentary series on upcoming title, Dishonored! Part 3 looks at the gameplay and how they player's decision can invoke either heavy or subtle consequences. They also touch on the game's combat system and its flexibility.
See the video below!
Due to Age restrictions, the video can only be viewed here on Youtube - http://www.youtube.com/watch?v=OV-Y5cB82Ro&feature=player_embedded