diff --git a/crunchy-cli-core/src/archive/command.rs b/crunchy-cli-core/src/archive/command.rs
index 7ce1658..ffdc00c 100644
--- a/crunchy-cli-core/src/archive/command.rs
+++ b/crunchy-cli-core/src/archive/command.rs
@@ -39,17 +39,19 @@ pub struct Archive {
     #[arg(help = "Name of the output file")]
     #[arg(long_help = "Name of the output file.\
     If you use one of the following pattern they will get replaced:\n  \
-      {title}                   → Title of the video\n  \
-      {series_name}             → Name of the series\n  \
-      {season_name}             → Name of the season\n  \
-      {audio}                   → Audio language of the video\n  \
-      {resolution}              → Resolution of the video\n  \
-      {season_number}           → Number of the season\n  \
-      {episode_number}          → Number of the episode\n  \
-      {relative_episode_number} → Number of the episode relative to its season\n  \
-      {series_id}               → ID of the series\n  \
-      {season_id}               → ID of the season\n  \
-      {episode_id}              → ID of the episode")]
+      {title}                    → Title of the video\n  \
+      {series_name}              → Name of the series\n  \
+      {season_name}              → Name of the season\n  \
+      {audio}                    → Audio language of the video\n  \
+      {resolution}               → Resolution of the video\n  \
+      {season_number}            → Number of the season\n  \
+      {episode_number}           → Number of the episode\n  \
+      {relative_episode_number}  → Number of the episode relative to its season\n  \
+      {sequence_number}          → Like '{episode_number}' but without possible non-number characters\n  \
+      {relative_sequence_number} → Like '{relative_episode_number}' but with support for episode 0's and .5's\n  \
+      {series_id}                → ID of the series\n  \
+      {season_id}                → ID of the season\n  \
+      {episode_id}               → ID of the episode")]
     #[arg(short, long, default_value = "{title}.mkv")]
     pub(crate) output: String,
 
diff --git a/crunchy-cli-core/src/archive/filter.rs b/crunchy-cli-core/src/archive/filter.rs
index 851b4b5..c2cc206 100644
--- a/crunchy-cli-core/src/archive/filter.rs
+++ b/crunchy-cli-core/src/archive/filter.rs
@@ -18,7 +18,7 @@ pub(crate) struct ArchiveFilter {
     url_filter: UrlFilter,
     archive: Archive,
     interactive_input: bool,
-    season_episode_count: HashMap<String, Vec<String>>,
+    season_episodes: HashMap<String, Vec<Episode>>,
     season_subtitles_missing: Vec<u32>,
     season_sorting: Vec<String>,
     visited: Visited,
@@ -30,7 +30,7 @@ impl ArchiveFilter {
             url_filter,
             archive,
             interactive_input,
-            season_episode_count: HashMap::new(),
+            season_episodes: HashMap::new(),
             season_subtitles_missing: vec![],
             season_sorting: vec![],
             visited: Visited::None,
@@ -226,12 +226,12 @@ impl Filter for ArchiveFilter {
             episodes.extend(eps)
         }
 
-        if Format::has_relative_episodes_fmt(&self.archive.output) {
+        if Format::has_relative_fmt(&self.archive.output) {
             for episode in episodes.iter() {
-                self.season_episode_count
+                self.season_episodes
                     .entry(episode.season_id.clone())
                     .or_insert(vec![])
-                    .push(episode.id.clone())
+                    .push(episode.clone())
             }
         }
 
@@ -299,22 +299,34 @@ impl Filter for ArchiveFilter {
             episodes.push((episode.clone(), episode.subtitle_locales.clone()))
         }
 
-        let relative_episode_number = if Format::has_relative_episodes_fmt(&self.archive.output) {
-            if self.season_episode_count.get(&episode.season_id).is_none() {
-                let season_episodes = episode.season().await?.episodes().await?;
-                self.season_episode_count.insert(
-                    episode.season_id.clone(),
-                    season_episodes.into_iter().map(|e| e.id).collect(),
-                );
+        let mut relative_episode_number = None;
+        let mut relative_sequence_number = None;
+        // get the relative episode number. only done if the output string has the pattern to include
+        // the relative episode number as this requires some extra fetching
+        if Format::has_relative_fmt(&self.archive.output) {
+            let season_eps = match self.season_episodes.get(&episode.season_id) {
+                Some(eps) => eps,
+                None => {
+                    self.season_episodes.insert(
+                        episode.season_id.clone(),
+                        episode.season().await?.episodes().await?,
+                    );
+                    self.season_episodes.get(&episode.season_id).unwrap()
+                }
+            };
+            let mut non_integer_sequence_number_count = 0;
+            for (i, ep) in season_eps.iter().enumerate() {
+                if ep.sequence_number.fract() != 0.0 || ep.sequence_number == 0.0 {
+                    non_integer_sequence_number_count += 1;
+                }
+                if ep.id == episode.id {
+                    relative_episode_number = Some(i + 1);
+                    relative_sequence_number =
+                        Some((i + 1 - non_integer_sequence_number_count) as f32);
+                    break;
+                }
             }
-            let relative_episode_number = self
-                .season_episode_count
-                .get(&episode.season_id)
-                .unwrap()
-                .iter()
-                .position(|id| id == &episode.id)
-                .map(|index| index + 1);
-            if relative_episode_number.is_none() {
+            if relative_episode_number.is_none() || relative_sequence_number.is_none() {
                 warn!(
                     "Failed to get relative episode number for episode {} ({}) of {} season {}",
                     episode.episode_number,
@@ -323,16 +335,18 @@ impl Filter for ArchiveFilter {
                     episode.season_number,
                 )
             }
-            relative_episode_number
-        } else {
-            None
-        };
+        }
 
         Ok(Some(
             episodes
                 .into_iter()
                 .map(|(e, s)| {
-                    SingleFormat::new_from_episode(e, s, relative_episode_number.map(|n| n as u32))
+                    SingleFormat::new_from_episode(
+                        e,
+                        s,
+                        relative_episode_number.map(|n| n as u32),
+                        relative_sequence_number,
+                    )
                 })
                 .collect(),
         ))
diff --git a/crunchy-cli-core/src/download/command.rs b/crunchy-cli-core/src/download/command.rs
index baf27bf..6d059ef 100644
--- a/crunchy-cli-core/src/download/command.rs
+++ b/crunchy-cli-core/src/download/command.rs
@@ -35,17 +35,19 @@ pub struct Download {
     #[arg(help = "Name of the output file")]
     #[arg(long_help = "Name of the output file.\
     If you use one of the following pattern they will get replaced:\n  \
-      {title}                   → Title of the video\n  \
-      {series_name}             → Name of the series\n  \
-      {season_name}             → Name of the season\n  \
-      {audio}                   → Audio language of the video\n  \
-      {resolution}              → Resolution of the video\n  \
-      {season_number}           → Number of the season\n  \
-      {episode_number}          → Number of the episode\n  \
-      {relative_episode_number} → Number of the episode relative to its season\n  \
-      {series_id}               → ID of the series\n  \
-      {season_id}               → ID of the season\n  \
-      {episode_id}              → ID of the episode")]
+      {title}                    → Title of the video\n  \
+      {series_name}              → Name of the series\n  \
+      {season_name}              → Name of the season\n  \
+      {audio}                    → Audio language of the video\n  \
+      {resolution}               → Resolution of the video\n  \
+      {season_number}            → Number of the season\n  \
+      {episode_number}           → Number of the episode\n  \
+      {relative_episode_number}  → Number of the episode relative to its season\n  \
+      {sequence_number}          → Like '{episode_number}' but without possible non-number characters\n  \
+      {relative_sequence_number} → Like '{relative_episode_number}' but with support for episode 0's and .5's\n  \
+      {series_id}                → ID of the series\n  \
+      {season_id}                → ID of the season\n  \
+      {episode_id}               → ID of the episode")]
     #[arg(short, long, default_value = "{title}.mp4")]
     pub(crate) output: String,
 
diff --git a/crunchy-cli-core/src/download/filter.rs b/crunchy-cli-core/src/download/filter.rs
index 31c0db6..c5aef7e 100644
--- a/crunchy-cli-core/src/download/filter.rs
+++ b/crunchy-cli-core/src/download/filter.rs
@@ -12,7 +12,7 @@ pub(crate) struct DownloadFilter {
     url_filter: UrlFilter,
     download: Download,
     interactive_input: bool,
-    season_episode_count: HashMap<u32, Vec<String>>,
+    season_episodes: HashMap<u32, Vec<Episode>>,
     season_subtitles_missing: Vec<u32>,
     season_visited: bool,
 }
@@ -23,7 +23,7 @@ impl DownloadFilter {
             url_filter,
             download,
             interactive_input,
-            season_episode_count: HashMap::new(),
+            season_episodes: HashMap::new(),
             season_subtitles_missing: vec![],
             season_visited: false,
         }
@@ -107,12 +107,12 @@ impl Filter for DownloadFilter {
 
         let mut episodes = season.episodes().await?;
 
-        if Format::has_relative_episodes_fmt(&self.download.output) {
+        if Format::has_relative_fmt(&self.download.output) {
             for episode in episodes.iter() {
-                self.season_episode_count
+                self.season_episodes
                     .entry(episode.season_number)
                     .or_insert(vec![])
-                    .push(episode.id.clone())
+                    .push(episode.clone())
             }
         }
 
@@ -189,28 +189,34 @@ impl Filter for DownloadFilter {
             }
         }
 
+        let mut relative_episode_number = None;
+        let mut relative_sequence_number = None;
         // get the relative episode number. only done if the output string has the pattern to include
         // the relative episode number as this requires some extra fetching
-        let relative_episode_number = if Format::has_relative_episodes_fmt(&self.download.output) {
-            if self
-                .season_episode_count
-                .get(&episode.season_number)
-                .is_none()
-            {
-                let season_episodes = episode.season().await?.episodes().await?;
-                self.season_episode_count.insert(
-                    episode.season_number,
-                    season_episodes.into_iter().map(|e| e.id).collect(),
-                );
+        if Format::has_relative_fmt(&self.download.output) {
+            let season_eps = match self.season_episodes.get(&episode.season_number) {
+                Some(eps) => eps,
+                None => {
+                    self.season_episodes.insert(
+                        episode.season_number,
+                        episode.season().await?.episodes().await?,
+                    );
+                    self.season_episodes.get(&episode.season_number).unwrap()
+                }
+            };
+            let mut non_integer_sequence_number_count = 0;
+            for (i, ep) in season_eps.iter().enumerate() {
+                if ep.sequence_number.fract() != 0.0 || ep.sequence_number == 0.0 {
+                    non_integer_sequence_number_count += 1;
+                }
+                if ep.id == episode.id {
+                    relative_episode_number = Some(i + 1);
+                    relative_sequence_number =
+                        Some((i + 1 - non_integer_sequence_number_count) as f32);
+                    break;
+                }
             }
-            let relative_episode_number = self
-                .season_episode_count
-                .get(&episode.season_number)
-                .unwrap()
-                .iter()
-                .position(|id| id == &episode.id)
-                .map(|index| index + 1);
-            if relative_episode_number.is_none() {
+            if relative_episode_number.is_none() || relative_sequence_number.is_none() {
                 warn!(
                     "Failed to get relative episode number for episode {} ({}) of {} season {}",
                     episode.episode_number,
@@ -219,10 +225,7 @@ impl Filter for DownloadFilter {
                     episode.season_number,
                 )
             }
-            relative_episode_number
-        } else {
-            None
-        };
+        }
 
         Ok(Some(SingleFormat::new_from_episode(
             episode.clone(),
@@ -234,6 +237,7 @@ impl Filter for DownloadFilter {
                 }
             }),
             relative_episode_number.map(|n| n as u32),
+            relative_sequence_number,
         )))
     }
 
diff --git a/crunchy-cli-core/src/utils/format.rs b/crunchy-cli-core/src/utils/format.rs
index 618f7d5..f32d82a 100644
--- a/crunchy-cli-core/src/utils/format.rs
+++ b/crunchy-cli-core/src/utils/format.rs
@@ -29,8 +29,9 @@ pub struct SingleFormat {
 
     pub episode_id: String,
     pub episode_number: String,
-    pub sequence_number: f32,
     pub relative_episode_number: Option<u32>,
+    pub sequence_number: f32,
+    pub relative_sequence_number: Option<f32>,
 
     pub duration: Duration,
 
@@ -42,6 +43,7 @@ impl SingleFormat {
         episode: Episode,
         subtitles: Vec<Locale>,
         relative_episode_number: Option<u32>,
+        relative_sequence_number: Option<f32>,
     ) -> Self {
         Self {
             identifier: if episode.identifier.is_empty() {
@@ -73,6 +75,7 @@ impl SingleFormat {
             },
             sequence_number: episode.sequence_number,
             relative_episode_number,
+            relative_sequence_number,
             duration: episode.duration,
             source: episode.into(),
         }
@@ -92,8 +95,9 @@ impl SingleFormat {
             season_number: 1,
             episode_id: movie.id.clone(),
             episode_number: "1".to_string(),
-            sequence_number: 1.0,
             relative_episode_number: Some(1),
+            sequence_number: 1.0,
+            relative_sequence_number: Some(1.0),
             duration: movie.duration,
             source: movie.into(),
         }
@@ -113,8 +117,9 @@ impl SingleFormat {
             season_number: 1,
             episode_id: music_video.id.clone(),
             episode_number: "1".to_string(),
-            sequence_number: 1.0,
             relative_episode_number: Some(1),
+            sequence_number: 1.0,
+            relative_sequence_number: Some(1.0),
             duration: music_video.duration,
             source: music_video.into(),
         }
@@ -134,8 +139,9 @@ impl SingleFormat {
             season_number: 1,
             episode_id: concert.id.clone(),
             episode_number: "1".to_string(),
-            sequence_number: 1.0,
             relative_episode_number: Some(1),
+            sequence_number: 1.0,
+            relative_sequence_number: Some(1.0),
             duration: concert.duration,
             source: concert.into(),
         }
@@ -328,8 +334,9 @@ pub struct Format {
 
     pub episode_id: String,
     pub episode_number: String,
-    pub sequence_number: f32,
     pub relative_episode_number: Option<u32>,
+    pub sequence_number: f32,
+    pub relative_sequence_number: Option<f32>,
 }
 
 impl Format {
@@ -363,8 +370,9 @@ impl Format {
             season_number: first_format.season_number,
             episode_id: first_format.episode_id,
             episode_number: first_format.episode_number,
-            sequence_number: first_format.sequence_number,
             relative_episode_number: first_format.relative_episode_number,
+            sequence_number: first_format.sequence_number,
+            relative_sequence_number: first_format.relative_sequence_number,
         }
     }
 
@@ -401,6 +409,14 @@ impl Format {
             .replace(
                 "{relative_episode_number}",
                 &self.relative_episode_number.unwrap_or_default().to_string(),
+            )
+            .replace("{sequence_number}", &self.sequence_number.to_string())
+            .replace(
+                "{relative_sequence_number}",
+                &self
+                    .relative_sequence_number
+                    .unwrap_or_default()
+                    .to_string(),
             );
 
         if sanitize {
@@ -447,7 +463,8 @@ impl Format {
         tab_info!("FPS: {:.2}", self.fps)
     }
 
-    pub fn has_relative_episodes_fmt<S: AsRef<str>>(s: S) -> bool {
-        return s.as_ref().contains("{relative_episode_number}");
+    pub fn has_relative_fmt<S: AsRef<str>>(s: S) -> bool {
+        return s.as_ref().contains("{relative_episode_number}")
+            || s.as_ref().contains("{relative_sequence_number}");
     }
 }