Deus Ex: Human Defiance was first announced on 1 April 2013 by Eidos Montréal. It was stated to be an 8-bit sequel to Deus Ex: Human Revolution. The project was later revealed to be an April Fools joke. The website for the project can be seen here.
- There is a reference to Human Defiance in Deus Ex: Mankind Divided. Some NPCs can be seen playing the game on hand-held devices.