This game is rated ESRB: Mature 17+ for Blood and Gore and Violence.
Serious Sam: The Second Encounter, the highly anticipated arcade action FPS sequel to the Serious Sam: The First Encounter, is a high-adrenaline arcade-action shooter heavily focused on frantic arcade-style single player action. In a world where cyberpunk meets fantasy-fiction. Advanced technology is mixed with black magic and psycho-powers, Sam travels through the three beautiful worlds, confronting countless Mental's minions on his way to the Mental's base. An Indie game from Croteam, released in 2002.
