Rule 34 Dev - 1boy absurdres alien barrel bb_(baalbuddy) brick_wall building crowbar english_text glasses gordon_freeman grass greyscale half-life half-life_(series) half-life_2 headcrab hev_suit highres holding holding_crowbar in-universe_location location_name monochrome power_lines road_sign sign utility_pole wall_lamp windmill zombie|23296873275