Deus Ex is a series of
cyberpunk-themed
first-person action role-playing video games. The series was developed by
Ion Storm for the first two games and
Eidos Montreal for later entries in the series. The series, set during the 21st century, focuses on the conflict between secretive factions who wish to control the world by proxy, and the effects of transhumanistic attitudes and technologies in a dystopian future setting.