halflife.wad
dr_rio.wad
gfx/env/rioup.tga
gfx/env/riodn.tga
gfx/env/riolf.tga
gfx/env/riort.tga
gfx/env/rioft.tga
gfx/env/riobk.tga
sound/ambience/bezerra.wav
sound/ambience/cv.wav