Serious Sam 2 (PC) Steam key is the explosive sequel to the cult FPS franchise that delivers an endless dose of intense action and ridiculous humor. Take on the role of the fearless Sam "Serious" Stone and save the universe by endlessly eliminating waves of bizarre enemies in the craziest locations, from tropical jungles to futuristic cities. Get ready for a classic arcade style with a modern twist, with a huge arsenal of weapons, powerful vehicles, and support from local tribes. The game also offers an online co-op mode for up to 16 players, as well as support for a controller and widescreens.