The original Serious Sam game, which Serious Sam: The Second Encounter is a sequel to, was released, establishing the franchise.
The sequel to Serious Sam: The First Encounter was released, expanding the gameplay and story of the Serious Sam series.
An HD remaster of Serious Sam: The Second Encounter was released, featuring improved graphics and updated gameplay.
Sam discovers ancient gates that seem to be portals to other parts of the island, revealing advanced technologies mixed with ancient architecture.
Sam battles and defeats an aggressive group of Headless Kamikaze enemies, reducing their threat on the island.
Sam enters a giant pyramid filled with traps and powerful enemies in pursuit of Mental's minions.
Sam faces heavy enemy forces at the Great Courtyard, including heavies and scorpions, marking a critical battle point.
Sam locates and activates an ancient mechanism that opens further passageways and weakens Mental’s hold on the island.
Sam confronts the powerful minions of Mental in the Shadow Temple leading to the climax of the island campaign.
