diff --git a/backend/zeno_backend/processing/chart.py b/backend/zeno_backend/processing/chart.py
index 7baf88bb..4a63cb4d 100644
--- a/backend/zeno_backend/processing/chart.py
+++ b/backend/zeno_backend/processing/chart.py
@@ -34,12 +34,25 @@ def xyc_data(chart: Chart, project: str) -> str:
     elements: list[dict[str, Any]] = []
     if not (isinstance(chart.parameters, XCParameters)):
         return json.dumps({"table": elements})
+
     all_metrics = metrics(project)
     selected_metric = next(
         (x for x in all_metrics if x.id == chart.parameters.metric),
         Metric(id=-1, name="count", type="count", columns=[]),
     )
+
     selected_slices = slices(project, chart.parameters.slices)
+    if -1 in chart.parameters.slices:
+        selected_slices = selected_slices + [
+            Slice(
+                id=-1,
+                slice_name="All instances",
+                filter_predicates=FilterPredicateGroup(
+                    predicates=[], join=Join.OMITTED
+                ),
+            )
+        ]
+
     selected_models = chart.parameters.models
     for current_slice in selected_slices:
         for model in selected_models:
@@ -82,6 +95,16 @@ def table_data(chart: Chart, project: str) -> str:
         )
     )
     selected_slices = slices(project, params.slices)
+    if -1 in params.slices:
+        selected_slices = selected_slices + [
+            Slice(
+                id=-1,
+                slice_name="All instances",
+                filter_predicates=FilterPredicateGroup(
+                    predicates=[], join=Join.OMITTED
+                ),
+            )
+        ]
     selected_models = params.models
 
     for current_metric in selected_metrics:
@@ -129,6 +152,16 @@ def beeswarm_data(chart: Chart, project: str) -> str:
         )
     )
     selected_slices = slices(project, params.slices)
+    if -1 in params.slices:
+        selected_slices = selected_slices + [
+            Slice(
+                id=-1,
+                slice_name="All instances",
+                filter_predicates=FilterPredicateGroup(
+                    predicates=[], join=Join.OMITTED
+                ),
+            )
+        ]
     selected_models = params.models
 
     for current_metric in selected_metrics:
@@ -175,6 +208,16 @@ def radar_data(chart: Chart, project: str) -> str:
         )
     )
     selected_slices = slices(project, params.slices)
+    if -1 in params.slices:
+        selected_slices = selected_slices + [
+            Slice(
+                id=-1,
+                slice_name="All instances",
+                filter_predicates=FilterPredicateGroup(
+                    predicates=[], join=Join.OMITTED
+                ),
+            )
+        ]
     selected_models = params.models
 
     for current_metric in selected_metrics:
@@ -221,12 +264,33 @@ def heatmap_data(chart: Chart, project: str) -> str:
     )
     x_slice = params.x_channel == SlicesOrModels.SLICES
     y_slice = params.y_channel == SlicesOrModels.SLICES
-    selected_x: list[Slice] | list[str] = (
+    selected_x = (
         slices(project, params.x_values) if x_slice else params.x_values  # type: ignore
     )
+    if x_slice and -1 in params.x_values:
+        selected_x = selected_x + [
+            Slice(
+                id=-1,
+                slice_name="All instances",
+                filter_predicates=FilterPredicateGroup(
+                    predicates=[], join=Join.OMITTED
+                ),
+            )
+        ]
+
     selected_y = (
         slices(project, params.y_values) if y_slice else params.y_values  # type: ignore
     )
+    if y_slice and -1 in params.y_values:
+        selected_y = selected_y + [
+            Slice(
+                id=-1,
+                slice_name="All instances",
+                filter_predicates=FilterPredicateGroup(
+                    predicates=[], join=Join.OMITTED
+                ),
+            )
+        ]
 
     for current_x in selected_x:
         for current_y in selected_y:
diff --git a/frontend/src/lib/components/chart/chart-page/encoding/chart-encoding/encoding-components/SlicesEncodingDropdown.svelte b/frontend/src/lib/components/chart/chart-page/encoding/chart-encoding/encoding-components/SlicesEncodingDropdown.svelte
index c21d01fa..a6930ac4 100644
--- a/frontend/src/lib/components/chart/chart-page/encoding/chart-encoding/encoding-components/SlicesEncodingDropdown.svelte
+++ b/frontend/src/lib/components/chart/chart-page/encoding/chart-encoding/encoding-components/SlicesEncodingDropdown.svelte
@@ -13,6 +13,7 @@
 	let options: { value: number; label: string }[] = [];
 	let value = 0;
 
+	options.push({ value: -1, label: 'All instances' });
 	$slices.forEach((s) => {
 		options.push({ value: s.id, label: s.sliceName });
 	});
diff --git a/frontend/src/lib/components/chart/chart-page/encoding/chart-encoding/encoding-components/SlicesEncodingMultiChoice.svelte b/frontend/src/lib/components/chart/chart-page/encoding/chart-encoding/encoding-components/SlicesEncodingMultiChoice.svelte
index b67e28ef..47e19f68 100644
--- a/frontend/src/lib/components/chart/chart-page/encoding/chart-encoding/encoding-components/SlicesEncodingMultiChoice.svelte
+++ b/frontend/src/lib/components/chart/chart-page/encoding/chart-encoding/encoding-components/SlicesEncodingMultiChoice.svelte
@@ -12,6 +12,7 @@
 	let options: { value: number; label: string }[] = [];
 	let value: number[] = [];
 
+	options.push({ value: -1, label: 'All instances' });
 	// initial options & values
 	$slices.forEach((s) => {
 		options.push({ value: s.id, label: s.sliceName });
diff --git a/frontend/src/lib/components/chart/chart-types/table/TableRow.svelte b/frontend/src/lib/components/chart/chart-types/table/TableRow.svelte
index adddf8c9..64f66564 100644
--- a/frontend/src/lib/components/chart/chart-types/table/TableRow.svelte
+++ b/frontend/src/lib/components/chart/chart-types/table/TableRow.svelte
@@ -17,7 +17,11 @@
 	<!-- y cell -->
 	<Cell>
 		{#if parameters.yChannel === SlicesOrModels.SLICES}
-			<SliceDetailsContainer sli={$slices.find((sli) => sli.id === row)} />
+			{#if row === -1}
+				<p>All instances</p>
+			{:else}
+				<SliceDetailsContainer sli={$slices.find((sli) => sli.id === row)} />
+			{/if}
 		{:else}
 			{row}
 		{/if}