royal_sword.zip

This download looks like an addon. You need to extract the downloaded zip and put the addon folder in your Garry's Mod addons folder. You should end up with a directory structure similar to below:

• steamapps
  • common
    • garrysmod
      • garrysmod
        • addons
          • Royal Sword <-- Addon folder!
            • e.g.
            • lua
            • maps
            • materials
            • models
            • etc

• Royal Sword/
  • materials/
    • models/
      • royal_sword/
        • RoyaMM00.vmt
        • RoyaMM00.vtf
        • RoyaSS01.vmt
        • RoyaSS01.vtf
  • models/
    • royal_sword.dx80.vtx
    • royal_sword.dx90.vtx
    • royal_sword.mdl
    • royal_sword.phy
    • royal_sword.sw.vtx
    • royal_sword.vvd
    • royal_sword.xbox.vtx
  • settings/
    • spawnlist/
      • royal_sword.txt

MrBob, Antoniosantos002, NickFuchs, igorolsa, crisee307, Sen, Guts|~Forces~|, my.little.pony.mix13, isack2014, sacridshadow, TheBuguedBoy, King James curry, AxeLoud, Pex, dwayne-theeten, nicolevm2907, eyalalbilya1, Рейвенхольм, Black Cat (K), inbo97, Zekhiroy, Daisy, javierenrrique2017, thailandtin2548, Es.Death, LMPZY, DrAhune, Ninja Tyler Blevins, danganicarl, [DG] cali*deag, Ace, Maître Otaku, javier_universe14, Grande Maman Yuryoshka, Flathead Sam, [KRP ADMIN] Zens, pierre.chaumont, Niklaus Mikaelson, Kurosannn, Jakuben2033, ghostrussia7, The Hoffmann, muhrezki4, Fili Is Here, Lucy"Melody"Addams, Lucy"Melody"Addams, ilmingostyle, Sora, KarmaArtz, Calvin +45 others