The Wastes is a post-apocalyptic multiplayer total conversion for Half-Life. You play as one of the few remnants of humanity, battling it out for survival in harsh and unforgiving environments, ranging from midwest deserts to cold dead cities.
Screenshots showcasing the earlier version known as "Wasteland Half-Life".
Oh god I remember using that model port to replace the shotgun in HL1 when I downloaded it from the "HL skin shack." That was an easy way to feel old! ;-;