Dishonored: Death of the Outsider is an action-adventure stealth video game developed by Arkane Studios and published by Bethesda Softworks. It is the third game in Dishonored series, following Dishonored 2, and was released 15 September 2017 on Microsoft Windows, PlayStation 4 and Xbox One. It follows former-assassin Billie Lurk as she finds her mentor Daud and aids in his quest to kill the Outsider, a supernatural being who bestows magical powers on a select few.