Serious Sam
Video game series
Serious Sam is a video game series created and primarily developed by Croteam. It consists predominantly of first-person shooters. The series follows the advances of mercenary Sam "Serious" Stone against Mental, an extraterrestrial overlord who... Wikipedia
Developer: Croteam and Devolver Digital
Developers: Croteam, Devolver Digital, Timelock Studio, and more
Designers: Sam Barlow and Vlambeer
Publishers: Croteam, Devolver Digital, Gathering of Developers, and more
Antagonist: mind of Mental
First release: Serious Sam: The First Encounter; 21 March 2001