Watch Dogs: Legion is a 2020 open-world action-adventure third-person video game developed by Ubisoft Toronto and published by Ubisoft. It is the third installment in the Watch Dogs series. Set in a fictionalised representation of a futuristic, dystopian London, the game's story follows the hacker syndicate DedSec as they seek to clear their names after being framed for a series of terrorist bombings.