Half-Life Game Opposing Force Easter Egg image

With the largest fanbase of any game ever released and well over 50 awards to it's name, HalfLife by Valve Software is undoubtably one of the greatest games ever. Half-Life's great assets though is it's modding potential and as shown by brilliant titles such as Counter-Strike, Day of Defeat, Team Fortress Classic, there is no question as to why more mods exist for Half-Life than any other game. If you havn't given this game a whirl and one of it's many mods you are definitely missing out!