Left 4 Dead 2 - Official Trailer - Left 4 Dead 2

Left 4 Dead 2 is a cooperative first-person shooter where you and up to three other players battle hordes of infected during a zombie apocalypse. You progress through campaigns, moving between safe houses, with the goal of escaping each finale. Its core gameplay emphasizes teamwork, resource management, and utilizing various weapons against distinct special infected types, each with unique abilities. The game features an AI Director that dynamically adjusts difficulty and enemy placement for replayability.