diff --git a/src/Insight/InsightWorker/Tasks/ConstructHexViewerTopLevelGroupItem.cpp b/src/Insight/InsightWorker/Tasks/ConstructHexViewerTopLevelGroupItem.cpp
index 0a91d79c..5a308822 100644
--- a/src/Insight/InsightWorker/Tasks/ConstructHexViewerTopLevelGroupItem.cpp
+++ b/src/Insight/InsightWorker/Tasks/ConstructHexViewerTopLevelGroupItem.cpp
@@ -4,14 +4,20 @@ namespace Bloom
 {
     ConstructHexViewerTopLevelGroupItem::ConstructHexViewerTopLevelGroupItem(
         const std::vector<FocusedMemoryRegion>& focusedMemoryRegions,
+        const std::vector<ExcludedMemoryRegion>& excludedMemoryRegions,
         const Widgets::HexViewerSharedState& hexViewerState
     )
         : focusedMemoryRegions(focusedMemoryRegions)
+        , excludedMemoryRegions(excludedMemoryRegions)
         , hexViewerState(hexViewerState)
     {}
 
     void ConstructHexViewerTopLevelGroupItem::run(Services::TargetControllerService&) {
-        auto* item = new Widgets::TopLevelGroupItem(this->focusedMemoryRegions, this->hexViewerState);
+        auto* item = new Widgets::TopLevelGroupItem(
+            this->focusedMemoryRegions,
+            this->excludedMemoryRegions,
+            this->hexViewerState
+        );
         item->rebuildItemHierarchy();
 
         emit this->topLevelGroupItem(item);
diff --git a/src/Insight/InsightWorker/Tasks/ConstructHexViewerTopLevelGroupItem.hpp b/src/Insight/InsightWorker/Tasks/ConstructHexViewerTopLevelGroupItem.hpp
index 556923a0..43c083e7 100644
--- a/src/Insight/InsightWorker/Tasks/ConstructHexViewerTopLevelGroupItem.hpp
+++ b/src/Insight/InsightWorker/Tasks/ConstructHexViewerTopLevelGroupItem.hpp
@@ -17,6 +17,7 @@ namespace Bloom
     public:
         ConstructHexViewerTopLevelGroupItem(
             const std::vector<FocusedMemoryRegion>& focusedMemoryRegions,
+            const std::vector<ExcludedMemoryRegion>& excludedMemoryRegions,
             const Widgets::HexViewerSharedState& hexViewerState
         );
 
@@ -37,5 +38,6 @@ namespace Bloom
     private:
         const Widgets::HexViewerSharedState& hexViewerState;
         const std::vector<FocusedMemoryRegion>& focusedMemoryRegions;
+        const std::vector<ExcludedMemoryRegion>& excludedMemoryRegions;
     };
 }
diff --git a/src/Insight/UserInterfaces/InsightWindow/Widgets/TargetMemoryInspectionPane/HexViewerWidget/ByteItem.cpp b/src/Insight/UserInterfaces/InsightWindow/Widgets/TargetMemoryInspectionPane/HexViewerWidget/ByteItem.cpp
index e744e1ec..2471ccf4 100644
--- a/src/Insight/UserInterfaces/InsightWindow/Widgets/TargetMemoryInspectionPane/HexViewerWidget/ByteItem.cpp
+++ b/src/Insight/UserInterfaces/InsightWindow/Widgets/TargetMemoryInspectionPane/HexViewerWidget/ByteItem.cpp
@@ -20,11 +20,16 @@ namespace Bloom::Widgets
     ) const {
         const auto boundingRect = QRect(0, 0, ByteItem::WIDTH, ByteItem::HEIGHT);
 
-        if (!graphicsItem->isEnabled()) {
+        if (!graphicsItem->isEnabled() || (this->excluded && !this->selected)) {
             painter->setOpacity(0.6);
         }
 
         if (this->excluded || !hexViewerState->data.has_value()) {
+            if (this->selected) {
+                painter->drawPixmap(boundingRect, ByteItem::selectedMissingDataPixmap.value());
+                return;
+            }
+
             painter->drawPixmap(boundingRect, ByteItem::missingDataPixmap.value());
             return;
         }
@@ -284,6 +289,14 @@ namespace Bloom::Widgets
             painter.drawText(byteItemRect, Qt::AlignCenter, "??");
         }
 
+        {
+            ByteItem::selectedMissingDataPixmap = selectedTemplatePixmap;
+            auto painter = QPainter(&ByteItem::selectedMissingDataPixmap.value());
+            painter.setFont(font);
+            painter.setPen(standardFontColor);
+            painter.drawText(byteItemRect, Qt::AlignCenter, "??");
+        }
+
         ByteItem::pixmapCachesGenerated = true;
     }
 }
diff --git a/src/Insight/UserInterfaces/InsightWindow/Widgets/TargetMemoryInspectionPane/HexViewerWidget/ByteItem.hpp b/src/Insight/UserInterfaces/InsightWindow/Widgets/TargetMemoryInspectionPane/HexViewerWidget/ByteItem.hpp
index 3adc27da..f88fe0fb 100644
--- a/src/Insight/UserInterfaces/InsightWindow/Widgets/TargetMemoryInspectionPane/HexViewerWidget/ByteItem.hpp
+++ b/src/Insight/UserInterfaces/InsightWindow/Widgets/TargetMemoryInspectionPane/HexViewerWidget/ByteItem.hpp
@@ -52,6 +52,7 @@ namespace Bloom::Widgets
         static inline std::vector<QPixmap> hoveredPrimaryPixmapsByValue = {};
         static inline std::vector<QPixmap> hoveredPrimaryAsciiPixmapsByValue = {};
         static inline std::optional<QPixmap> missingDataPixmap = {};
+        static inline std::optional<QPixmap> selectedMissingDataPixmap = {};
 
         static void generatePixmapCaches();
     };
diff --git a/src/Insight/UserInterfaces/InsightWindow/Widgets/TargetMemoryInspectionPane/HexViewerWidget/ItemGraphicsScene.cpp b/src/Insight/UserInterfaces/InsightWindow/Widgets/TargetMemoryInspectionPane/HexViewerWidget/ItemGraphicsScene.cpp
index 53a1a73b..d227ccf7 100644
--- a/src/Insight/UserInterfaces/InsightWindow/Widgets/TargetMemoryInspectionPane/HexViewerWidget/ItemGraphicsScene.cpp
+++ b/src/Insight/UserInterfaces/InsightWindow/Widgets/TargetMemoryInspectionPane/HexViewerWidget/ItemGraphicsScene.cpp
@@ -136,7 +136,11 @@ namespace Bloom::Widgets
 
     void ItemGraphicsScene::init() {
         const auto constructHexViewerTopLevelGroupItem = QSharedPointer<ConstructHexViewerTopLevelGroupItem>(
-            new ConstructHexViewerTopLevelGroupItem(this->focusedMemoryRegions, this->state),
+            new ConstructHexViewerTopLevelGroupItem(
+                this->focusedMemoryRegions,
+                this->excludedMemoryRegions,
+                this->state
+            ),
             &QObject::deleteLater
         );
 
@@ -731,8 +735,10 @@ namespace Bloom::Widgets
         auto data = QString();
 
         for (const auto& [address, byteItem] : this->selectedByteItemsByAddress) {
-            const auto byteIndex = byteItem->startAddress - this->state.memoryDescriptor.addressRange.startAddress;
-            data.append("0x" + QString::number((*this->state.data)[byteIndex], 16).rightJustified(2, '0').toUpper() + "\n");
+            const unsigned char byteValue = byteItem->excluded
+                ? 0x00
+                : (*this->state.data)[byteItem->startAddress - this->state.memoryDescriptor.addressRange.startAddress];
+            data.append("0x" + QString::number(byteValue, 16).rightJustified(2, '0').toUpper() + "\n");
         }
 
         QApplication::clipboard()->setText(std::move(data));
@@ -746,8 +752,10 @@ namespace Bloom::Widgets
         auto data = QString();
 
         for (const auto& [address, byteItem] : this->selectedByteItemsByAddress) {
-            const auto byteIndex = byteItem->startAddress - this->state.memoryDescriptor.addressRange.startAddress;
-            data.append(QString::number((*this->state.data)[byteIndex], 10) + "\n");
+            const unsigned char byteValue = byteItem->excluded
+                ? 0x00
+                : (*this->state.data)[byteItem->startAddress - this->state.memoryDescriptor.addressRange.startAddress];
+            data.append(QString::number(byteValue, 10) + "\n");
         }
 
         QApplication::clipboard()->setText(std::move(data));
diff --git a/src/Insight/UserInterfaces/InsightWindow/Widgets/TargetMemoryInspectionPane/HexViewerWidget/TopLevelGroupItem.cpp b/src/Insight/UserInterfaces/InsightWindow/Widgets/TargetMemoryInspectionPane/HexViewerWidget/TopLevelGroupItem.cpp
index f200a669..47d8e86f 100644
--- a/src/Insight/UserInterfaces/InsightWindow/Widgets/TargetMemoryInspectionPane/HexViewerWidget/TopLevelGroupItem.cpp
+++ b/src/Insight/UserInterfaces/InsightWindow/Widgets/TargetMemoryInspectionPane/HexViewerWidget/TopLevelGroupItem.cpp
@@ -4,10 +4,12 @@ namespace Bloom::Widgets
 {
     TopLevelGroupItem::TopLevelGroupItem(
         const std::vector<FocusedMemoryRegion>& focusedMemoryRegions,
+        const std::vector<ExcludedMemoryRegion>& excludedMemoryRegions,
         const HexViewerSharedState& hexViewerState
     )
         : GroupItem(0, nullptr)
         , focusedMemoryRegions(focusedMemoryRegions)
+        , excludedMemoryRegions(excludedMemoryRegions)
         , hexViewerState(hexViewerState)
     {
         const auto memorySize = this->hexViewerState.memoryDescriptor.size();
@@ -64,6 +66,8 @@ namespace Bloom::Widgets
         }
 
         for (auto& [address, byteItem] : this->byteItemsByAddress) {
+            byteItem.excluded = false;
+
             if (byteItem.parent != nullptr && byteItem.parent != this) {
                 // This ByteItem is managed by another group
                 continue;
@@ -73,6 +77,19 @@ namespace Bloom::Widgets
             this->items.push_back(&byteItem);
         }
 
+        for (const auto& excludedRegion : this->excludedMemoryRegions) {
+            const auto& startAddress = excludedRegion.addressRange.startAddress;
+            const auto& endAddress = excludedRegion.addressRange.endAddress;
+
+            // Sanity check
+            assert(byteItemsByAddress.contains(startAddress) && byteItemsByAddress.contains(endAddress));
+
+            for (auto address = startAddress; address <= endAddress; ++address) {
+                auto& byteItem = byteItemsByAddress.at(address);
+                byteItem.excluded = true;
+            }
+        }
+
         this->sortItems();
         this->refreshValues();
     }
diff --git a/src/Insight/UserInterfaces/InsightWindow/Widgets/TargetMemoryInspectionPane/HexViewerWidget/TopLevelGroupItem.hpp b/src/Insight/UserInterfaces/InsightWindow/Widgets/TargetMemoryInspectionPane/HexViewerWidget/TopLevelGroupItem.hpp
index 8ba9fc71..df4a35f8 100644
--- a/src/Insight/UserInterfaces/InsightWindow/Widgets/TargetMemoryInspectionPane/HexViewerWidget/TopLevelGroupItem.hpp
+++ b/src/Insight/UserInterfaces/InsightWindow/Widgets/TargetMemoryInspectionPane/HexViewerWidget/TopLevelGroupItem.hpp
@@ -13,6 +13,7 @@
 #include "src/Targets/TargetMemory.hpp"
 
 #include "src/Insight/UserInterfaces/InsightWindow/Widgets/TargetMemoryInspectionPane/FocusedMemoryRegion.hpp"
+#include "src/Insight/UserInterfaces/InsightWindow/Widgets/TargetMemoryInspectionPane/ExcludedMemoryRegion.hpp"
 
 namespace Bloom::Widgets
 {
@@ -23,6 +24,7 @@ namespace Bloom::Widgets
 
         TopLevelGroupItem(
             const std::vector<FocusedMemoryRegion>& focusedMemoryRegions,
+            const std::vector<ExcludedMemoryRegion>& excludedMemoryRegions,
             const HexViewerSharedState& hexViewerState
         );
 
@@ -40,6 +42,7 @@ namespace Bloom::Widgets
 
     private:
         const std::vector<FocusedMemoryRegion>& focusedMemoryRegions;
+        const std::vector<ExcludedMemoryRegion>& excludedMemoryRegions;
         const HexViewerSharedState& hexViewerState;
 
         std::list<FocusedRegionGroupItem> focusedRegionGroupItems;