Daud

Daud is one of the primary antagonists of the 2012 video game Dishonored and the protagonist of the second and third dlcs of the same game.

Dishonored
Daud is first seen at the beginning of Dishonored Daud is hired by Lord Hiram Burrows to assassinate Empress Jessamine Kaldwin, after sucessfully infiltrating the palace a first wave of the assassin's attack the empress, although her bodyguard Corvo Attano manages to defeat them, after seeing this Daud attacks personally, having one of his assassins restrain Corvo while Daud personally kills the empress and kidnaps her daughter and heir Emily in order to give her to Burrows, leaving Corvo to take the blame for both the murder of the empress and the disappearance of her daughter.

Six months later Daud's assassins find Corvo who is weak from poisoning and take him captive, Corvo eventually manages to escape and heads to Daud's headquarters in order to confront him, from here Corvo may choose to simply sneak past Daud and steal his key in order to show Daud how easily he could have killed him if he had chosen too, or he can choose to confront him directly leading to a duel in which Corvo emerges victorious, after this Daud will ask Corvo to spare his life, he reveals he he feels guilty about what he did and wishes to retire and give up his murderous life, whether or not Corvo shows mercy is up to the player.

Knife of Dunwall
Set after his assassination of the empress and before his showdown with Corvo, The Outsider appears to Daud and gives him one last mystery to solve, telling him that it starts with a name: "Delilah".