Smash through the action-packed campaign with friends in 4-player online co-op mode! Tackle exciting primary missions and thrilling side quests in modified difficulties for an extra challenge.
Serious Sam: The Third Encounter is the new long-awaited entry in the cult-classic FPS series, bringing pure arcade FPS action to bold new worlds packed with deadly enemies, overwhelming odds, and serious firepower. No more holding back - this is pure, unfiltered bullet-hell mayhem! Grab your minigun, load up every last round, and show the Notorious Mental just how SERIOUS you are!
This page contains co-op info for Serious Sam: The Third Encounter on the PC. All information about Serious Sam: The Third Encounter was correct at the time of posting. Information is subject to change. If you see any errors please email us.