diff --git a/src/NzbDrone.Core.Test/OrganizerTests/FileNameBuilderTests/EditionTagsFixture.cs b/src/NzbDrone.Core.Test/OrganizerTests/FileNameBuilderTests/EditionTagsFixture.cs
index 08324f112..74a0378d1 100644
--- a/src/NzbDrone.Core.Test/OrganizerTests/FileNameBuilderTests/EditionTagsFixture.cs
+++ b/src/NzbDrone.Core.Test/OrganizerTests/FileNameBuilderTests/EditionTagsFixture.cs
@@ -24,7 +24,7 @@ public void Setup()
         {
             _movie = Builder<Movie>
                 .CreateNew()
-                .With(s => s.Title = "South Park")
+                .With(s => s.Title = "Movie Title")
                 .Build();
 
             _movieFile = new MovieFile { Quality = new QualityModel(), ReleaseGroup = "SonarrTest" };
@@ -51,7 +51,7 @@ public void should_add_edition_tag()
             _namingConfig.StandardMovieFormat = "{Movie Title} [{Edition Tags}]";
 
             Subject.BuildFileName(_movie, _movieFile)
-                   .Should().Be("South Park [Uncut]");
+                   .Should().Be("Movie Title [Uncut]");
         }
 
         [TestCase("{Movie Title} {edition-{Edition Tags}}")]
@@ -61,7 +61,100 @@ public void should_conditional_hide_edition_tags_in_plex_format(string movieForm
             _namingConfig.StandardMovieFormat = movieFormat;
 
             Subject.BuildFileName(_movie, _movieFile)
-                   .Should().Be("South Park");
+                   .Should().Be("Movie Title");
+        }
+
+        [Test]
+        [TestCase("1st anniversary edition", "{Movie Title} [{Edition Tags}]", "Movie Title [1st Anniversary Edition]")]
+        [TestCase("2nd Anniversary edition", "{Movie Title} [{Edition Tags}]", "Movie Title [2nd Anniversary Edition]")]
+        [TestCase("3rd anniversary Edition", "{Movie Title} [{Edition Tags}]", "Movie Title [3rd Anniversary Edition]")]
+        [TestCase("4th anNiverSary eDitIOn", "{Movie Title} [{Edition Tags}]", "Movie Title [4th Anniversary Edition]")]
+        [TestCase("5th anniversary edition", "{Movie Title} [{Edition Tags}]", "Movie Title [5th Anniversary Edition]")]
+        [TestCase("6th anNiverSary EDITION", "{Movie Title} [{Edition Tags}]", "Movie Title [6th Anniversary Edition]")]
+        [TestCase("7TH anniversary edition", "{Movie Title} [{Edition Tags}]", "Movie Title [7th Anniversary Edition]")]
+        [TestCase("8Th anniversary edition", "{Movie Title} [{Edition Tags}]", "Movie Title [8th Anniversary Edition]")]
+        [TestCase("9tH anniversary edition", "{Movie Title} [{Edition Tags}]", "Movie Title [9th Anniversary Edition]")]
+
+        [TestCase("10th anniversary edition", "{Movie Title} [{edition tags}]", "Movie Title [10th anniversary edition]")]
+        [TestCase("10TH anniversary edition", "{Movie Title} [{edition tags}]", "Movie Title [10th anniversary edition]")]
+        [TestCase("10Th anniversary edition", "{Movie Title} [{edition tags}]", "Movie Title [10th anniversary edition]")]
+        [TestCase("10th anniversary edition", "{Movie Title} [{Edition Tags}]", "Movie Title [10th Anniversary Edition]")]
+        [TestCase("10TH anniversary edition", "{Movie Title} [{Edition Tags}]", "Movie Title [10th Anniversary Edition]")]
+        [TestCase("10Th anniversary edition", "{Movie Title} [{Edition Tags}]", "Movie Title [10th Anniversary Edition]")]
+        [TestCase("10th anniversary edition", "{Movie Title} [{EDITION TAGS}]", "Movie Title [10TH ANNIVERSARY EDITION]")]
+        [TestCase("10TH anniversary edition", "{Movie Title} [{EDITION TAGS}]", "Movie Title [10TH ANNIVERSARY EDITION]")]
+        [TestCase("10Th anniversary edition", "{Movie Title} [{EDITION TAGS}]", "Movie Title [10TH ANNIVERSARY EDITION]")]
+        public void should_always_lowercase_ordinals(string edition, string movieFormat, string expected)
+        {
+            _movieFile.Edition = edition;
+            _namingConfig.StandardMovieFormat = movieFormat;
+
+            Subject.BuildFileName(_movie, _movieFile)
+                   .Should().Be(expected);
+        }
+
+        [Test]
+        [TestCase("imax", "{Movie Title} [{edition tags}]", "Movie Title [imax]")]
+        [TestCase("IMAX", "{Movie Title} [{edition tags}]", "Movie Title [imax]")]
+        [TestCase("Imax", "{Movie Title} [{edition tags}]", "Movie Title [imax]")]
+        [TestCase("imax", "{Movie Title} [{Edition Tags}]", "Movie Title [IMAX]")]
+        [TestCase("IMAX", "{Movie Title} [{Edition Tags}]", "Movie Title [IMAX]")]
+        [TestCase("Imax", "{Movie Title} [{Edition Tags}]", "Movie Title [IMAX]")]
+        [TestCase("imax", "{Movie Title} [{EDITION TAGS}]", "Movie Title [IMAX]")]
+        [TestCase("IMAX", "{Movie Title} [{EDITION TAGS}]", "Movie Title [IMAX]")]
+        [TestCase("Imax", "{Movie Title} [{EDITION TAGS}]", "Movie Title [IMAX]")]
+
+        [TestCase("imax edition", "{Movie Title} [{edition tags}]", "Movie Title [imax edition]")]
+        [TestCase("imax edition", "{Movie Title} [{Edition Tags}]", "Movie Title [IMAX Edition]")]
+        [TestCase("Imax edition", "{Movie Title} [{EDITION TAGS}]", "Movie Title [IMAX EDITION]")]
+        [TestCase("imax version", "{Movie Title} [{Edition Tags}]", "Movie Title [IMAX Version]")]
+        [TestCase("IMAX-edition", "{Movie Title} [{Edition Tags}]", "Movie Title [IMAX-Edition]")]
+        [TestCase("IMAX_edition", "{Movie Title} [{Edition Tags}]", "Movie Title [IMAX_Edition]")]
+        [TestCase("IMAX.eDiTioN", "{Movie Title} [{Edition Tags}]", "Movie Title [IMAX.Edition]")]
+        [TestCase("IMAX ed.", "{Movie Title} [{edition tags}]", "Movie Title [imax ed.]")]
+        [TestCase("IMAX ed.", "{Movie Title} [{Edition Tags}]", "Movie Title [IMAX Ed.]")]
+        [TestCase("Imax-ed.", "{Movie Title} [{Edition Tags}]", "Movie Title [IMAX-Ed.]")]
+        [TestCase("imax.Ed", "{Movie Title} [{Edition Tags}]", "Movie Title [IMAX.Ed]")]
+        [TestCase("Imax_ed", "{Movie Title} [{Edition Tags}]", "Movie Title [IMAX_Ed]")]
+
+        [TestCase("3d", "{Movie Title} [{edition tags}]", "Movie Title [3d]")]
+        [TestCase("3D", "{Movie Title} [{edition tags}]", "Movie Title [3d]")]
+        [TestCase("3d", "{Movie Title} [{Edition Tags}]", "Movie Title [3D]")]
+        [TestCase("3D", "{Movie Title} [{Edition Tags}]", "Movie Title [3D]")]
+        [TestCase("3d", "{Movie Title} [{EDITION TAGS}]", "Movie Title [3D]")]
+        [TestCase("3D", "{Movie Title} [{EDITION TAGS}]", "Movie Title [3D]")]
+
+        [TestCase("hdr", "{Movie Title} [{edition tags}]", "Movie Title [hdr]")]
+        [TestCase("HDR", "{Movie Title} [{edition tags}]", "Movie Title [hdr]")]
+        [TestCase("Hdr", "{Movie Title} [{edition tags}]", "Movie Title [hdr]")]
+        [TestCase("hdr", "{Movie Title} [{Edition Tags}]", "Movie Title [HDR]")]
+        [TestCase("HDR", "{Movie Title} [{Edition Tags}]", "Movie Title [HDR]")]
+        [TestCase("Hdr", "{Movie Title} [{Edition Tags}]", "Movie Title [HDR]")]
+        [TestCase("hdr", "{Movie Title} [{EDITION TAGS}]", "Movie Title [HDR]")]
+        [TestCase("HDR", "{Movie Title} [{EDITION TAGS}]", "Movie Title [HDR]")]
+        [TestCase("Hdr", "{Movie Title} [{EDITION TAGS}]", "Movie Title [HDR]")]
+
+        [TestCase("sdr", "{Movie Title} [{edition tags}]", "Movie Title [sdr]")]
+        [TestCase("SDR", "{Movie Title} [{edition tags}]", "Movie Title [sdr]")]
+        [TestCase("Sdr", "{Movie Title} [{edition tags}]", "Movie Title [sdr]")]
+        [TestCase("sdr", "{Movie Title} [{Edition Tags}]", "Movie Title [SDR]")]
+        [TestCase("SDR", "{Movie Title} [{Edition Tags}]", "Movie Title [SDR]")]
+        [TestCase("Sdr", "{Movie Title} [{Edition Tags}]", "Movie Title [SDR]")]
+        [TestCase("sdr", "{Movie Title} [{EDITION TAGS}]", "Movie Title [SDR]")]
+        [TestCase("SDR", "{Movie Title} [{EDITION TAGS}]", "Movie Title [SDR]")]
+        [TestCase("Sdr", "{Movie Title} [{EDITION TAGS}]", "Movie Title [SDR]")]
+
+        // Test non-special strings
+        [TestCase("THEATRICAL", "{Movie Title} [{Edition Tags}]", "Movie Title [Theatrical]")]
+        [TestCase("director's CUt", "{Movie Title} [{Edition Tags}]", "Movie Title [Director's Cut]")]
+
+        public void should_always_uppercase_special_strings(string edition, string movieFormat, string expected)
+        {
+            _movieFile.Edition = edition;
+            _namingConfig.StandardMovieFormat = movieFormat;
+
+            Subject.BuildFileName(_movie, _movieFile)
+                   .Should().Be(expected);
         }
     }
 }
diff --git a/src/NzbDrone.Core/Organizer/FileNameBuilder.cs b/src/NzbDrone.Core/Organizer/FileNameBuilder.cs
index 1e865b543..4ad89e111 100644
--- a/src/NzbDrone.Core/Organizer/FileNameBuilder.cs
+++ b/src/NzbDrone.Core/Organizer/FileNameBuilder.cs
@@ -309,6 +309,42 @@ private string GetLanguageTitle(Movie movie, string isoCodes)
             return movie.Title;
         }
 
+        private string ChangeCaseOfMatchesInString(string text, string exp, Func<string, string> changeCase)
+        {
+            // find all matches and their indexes
+            var wb = @"(?:\b|[_.-])";
+            var matches = Regex.Matches(text, $"{wb}{exp}{wb}", RegexOptions.IgnoreCase)
+                .Cast<Match>()
+                .Select(m => new { m.Index, m.Value })
+                .ToList();
+
+            // replace each match with the uppercase version
+            foreach (var match in matches)
+            {
+                text = text.Remove(match.Index, match.Value.Length).Insert(match.Index, changeCase(match.Value));
+            }
+
+            return text;
+        }
+
+        private string ToTitleCaseIgnoreOrdinals(string text)
+        {
+            var exp = @"([0-9]{1,3}(?:st|th|rd|nd))";
+            return ChangeCaseOfMatchesInString(text, exp, m => m.ToLower());
+        }
+
+        private string ToTitleCaseAlwaysUpper(string text)
+        {
+            var exp = @"(imax|3d|sdr|hdr)";
+            return ChangeCaseOfMatchesInString(text, exp, m => m.ToUpper());
+        }
+
+        private string ToEditionTitleCase(MovieFile movieFile)
+        {
+            var titleCase = CultureInfo.CurrentCulture.TextInfo.ToTitleCase(movieFile.Edition.ToLower());
+            return ToTitleCaseAlwaysUpper(ToTitleCaseIgnoreOrdinals(titleCase));
+        }
+
         private void AddEditionTagsTokens(Dictionary<string, Func<TokenMatch, string>> tokenHandlers, MovieFile movieFile)
         {
             if (movieFile.Edition.IsNotNullOrWhiteSpace())