. . . "''Doom'' modding" . . . "Doom modding" . "List of WADs" . . "2019-10-22" . "mod" . . "Doom modding" . . . "2003-04-16" . . "Doom modding#Freedoom" . . "0.12.1" . "WAD" . . . "Doom modding#Total conversions" . . "megawad" . "''Doom'' modding efforts" . "WADs" . "Doom modding#Editing" . "Harris levels" . "modifications" . "modding ''Doom''" . "Hacx: Twitch 'n Kill" . "''Doom'' WAD" . .