diff --git a/src/gb/gb.c b/src/gb/gb.c
index 1e5d5228b..7b18a8d84 100644
--- a/src/gb/gb.c
+++ b/src/gb/gb.c
@@ -265,20 +265,35 @@ void GBReset(struct LR35902Core* cpu) {
 		gb->biosVf->seek(gb->biosVf, 0, SEEK_SET);
 		gb->memory.romBase = malloc(GB_SIZE_CART_BANK0);
 		ssize_t size = gb->biosVf->read(gb->biosVf, gb->memory.romBase, GB_SIZE_CART_BANK0);
-
-		memcpy(&gb->memory.romBase[size], &gb->memory.rom[size], GB_SIZE_CART_BANK0 - size);
-		if (size > 0x100) {
-			memcpy(&gb->memory.romBase[0x100], &gb->memory.rom[0x100], sizeof(struct GBCartridge));
+		uint32_t biosCrc = doCrc32(gb->memory.romBase, size);
+		switch (biosCrc) {
+		case 0x59C8598E:
+			break;
+		case 0x41884E46:
+			break;
+		default:
+			gb->biosVf->close(gb->biosVf);
+			gb->biosVf = NULL;
+			free(gb->memory.romBase);
+			gb->memory.romBase = gb->memory.rom;
+			break;
 		}
 
-		cpu->a = 0;
-		cpu->f.packed = 0;
-		cpu->c = 0;
-		cpu->e = 0;
-		cpu->h = 0;
-		cpu->l = 0;
-		cpu->sp = 0;
-		cpu->pc = 0;
+		if (gb->biosVf) {
+			memcpy(&gb->memory.romBase[size], &gb->memory.rom[size], GB_SIZE_CART_BANK0 - size);
+			if (size > 0x100) {
+				memcpy(&gb->memory.romBase[0x100], &gb->memory.rom[0x100], sizeof(struct GBCartridge));
+			}
+
+			cpu->a = 0;
+			cpu->f.packed = 0;
+			cpu->c = 0;
+			cpu->e = 0;
+			cpu->h = 0;
+			cpu->l = 0;
+			cpu->sp = 0;
+			cpu->pc = 0;
+		}
 	}
 
 	cpu->b = 0;
@@ -298,10 +313,10 @@ void GBReset(struct LR35902Core* cpu) {
 			cpu->h = 1;
 			cpu->l = 0x4D;
 			break;
-		case GB_MODEL_CGB:
+		case GB_MODEL_AGB:
 			cpu->b = 1;
 			// Fall through
-		case GB_MODEL_AGB: // Silence warnings
+		case GB_MODEL_CGB:
 			cpu->a = 0x11;
 			cpu->f.packed = 0x80;
 			cpu->c = 0;
diff --git a/src/platform/qt/CMakeLists.txt b/src/platform/qt/CMakeLists.txt
index ab8527982..70d7b7941 100644
--- a/src/platform/qt/CMakeLists.txt
+++ b/src/platform/qt/CMakeLists.txt
@@ -129,6 +129,12 @@ set(UI_FILES
 	TileView.ui
 	VideoView.ui)
 
+set(GBA_SRC
+	GBAOverride.cpp)
+
+set(GB_SRC
+	GBOverride.cpp)
+
 qt5_wrap_ui(UI_SRC ${UI_FILES})
 
 set(QT_LIBRARIES)
@@ -139,6 +145,14 @@ if(BUILD_SDL)
 	list(APPEND AUDIO_SRC AudioProcessorSDL.cpp)
 endif()
 
+if(M_CORE_GBA)
+	list(APPEND PLATFORM_SRC ${GBA_SRC})
+endif()
+
+if(M_CORE_GB)
+	list(APPEND PLATFORM_SRC ${GB_SRC})
+endif()
+
 set(QT_DEFINES)
 if(Qt5Multimedia_FOUND)
 	list(APPEND AUDIO_SRC
diff --git a/src/platform/qt/ConfigController.cpp b/src/platform/qt/ConfigController.cpp
index a77e5c1e0..05b9667f6 100644
--- a/src/platform/qt/ConfigController.cpp
+++ b/src/platform/qt/ConfigController.cpp
@@ -12,7 +12,6 @@
 #include <QMenu>
 
 extern "C" {
-#include "gba/overrides.h"
 #include "feature/commandline.h"
 }
 
@@ -177,8 +176,8 @@ QVariant ConfigController::getQtOption(const QString& key, const QString& group)
 	return value;
 }
 
-void ConfigController::saveOverride(const GBACartridgeOverride& override) {
-	GBAOverrideSave(overrides(), &override);
+void ConfigController::saveOverride(const Override& override) {
+	override.save(overrides());
 	write();
 }
 
diff --git a/src/platform/qt/ConfigController.h b/src/platform/qt/ConfigController.h
index a5f4c5d6b..4d8ab80a0 100644
--- a/src/platform/qt/ConfigController.h
+++ b/src/platform/qt/ConfigController.h
@@ -6,6 +6,8 @@
 #ifndef QGBA_CONFIG_CONTROLLER
 #define QGBA_CONFIG_CONTROLLER
 
+#include "Override.h"
+
 #include <QMap>
 #include <QObject>
 #include <QSettings>
@@ -78,7 +80,7 @@ public:
 	void setMRU(const QList<QString>& mru);
 
 	Configuration* overrides() { return mCoreConfigGetOverrides(&m_config); }
-	void saveOverride(const GBACartridgeOverride&);
+	void saveOverride(const Override&);
 
 	Configuration* input() { return mCoreConfigGetInput(&m_config); }
 
diff --git a/src/platform/qt/GBAOverride.cpp b/src/platform/qt/GBAOverride.cpp
new file mode 100644
index 000000000..cee2e4850
--- /dev/null
+++ b/src/platform/qt/GBAOverride.cpp
@@ -0,0 +1,23 @@
+/* Copyright (c) 2013-2016 Jeffrey Pfau
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+#include "GBAOverride.h"
+
+extern "C" {
+#include "core/core.h"
+}
+
+using namespace QGBA;
+
+void GBAOverride::apply(struct mCore* core) {
+	if (core->platform(core) != PLATFORM_GBA) {
+		return;
+	}
+	GBAOverrideApply(static_cast<GBA*>(core->board), &override);
+}
+
+void GBAOverride::save(struct Configuration* config) const {
+	GBAOverrideSave(config, &override);
+}
diff --git a/src/platform/qt/GBAOverride.h b/src/platform/qt/GBAOverride.h
new file mode 100644
index 000000000..56d018489
--- /dev/null
+++ b/src/platform/qt/GBAOverride.h
@@ -0,0 +1,27 @@
+/* Copyright (c) 2013-2016 Jeffrey Pfau
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+#ifndef QGBA_GBA_OVERRIDE
+#define QGBA_GBA_OVERRIDE
+
+#include "Override.h"
+
+extern "C" {
+#include "gba/overrides.h"
+}
+
+namespace QGBA {
+
+class GBAOverride : public Override {
+public:
+	void apply(struct mCore*) override;
+	void save(struct Configuration*) const override;
+
+	struct GBACartridgeOverride override;
+};
+
+}
+
+#endif
diff --git a/src/platform/qt/GBOverride.cpp b/src/platform/qt/GBOverride.cpp
new file mode 100644
index 000000000..17c1c0661
--- /dev/null
+++ b/src/platform/qt/GBOverride.cpp
@@ -0,0 +1,23 @@
+/* Copyright (c) 2013-2016 Jeffrey Pfau
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+#include "GBOverride.h"
+
+extern "C" {
+#include "core/core.h"
+}
+
+using namespace QGBA;
+
+void GBOverride::apply(struct mCore* core) {
+	if (core->platform(core) != PLATFORM_GB) {
+		return;
+	}
+	GBOverrideApply(static_cast<GB*>(core->board), &override);
+}
+
+void GBOverride::save(struct Configuration* config) const {
+	GBOverrideSave(config, &override);
+}
diff --git a/src/platform/qt/GBOverride.h b/src/platform/qt/GBOverride.h
new file mode 100644
index 000000000..67a50a001
--- /dev/null
+++ b/src/platform/qt/GBOverride.h
@@ -0,0 +1,27 @@
+/* Copyright (c) 2013-2016 Jeffrey Pfau
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+#ifndef QGBA_GB_OVERRIDE
+#define QGBA_GB_OVERRIDE
+
+#include "Override.h"
+
+extern "C" {
+#include "gb/overrides.h"
+}
+
+namespace QGBA {
+
+class GBOverride : public Override {
+public:
+	void apply(struct mCore*) override;
+	void save(struct Configuration*) const override;
+
+	struct GBCartridgeOverride override;
+};
+
+}
+
+#endif
diff --git a/src/platform/qt/GameController.cpp b/src/platform/qt/GameController.cpp
index 215cfb248..6acb7c3a0 100644
--- a/src/platform/qt/GameController.cpp
+++ b/src/platform/qt/GameController.cpp
@@ -70,6 +70,7 @@ GameController::GameController(QObject* parent)
 	, m_backupSaveState(nullptr)
 	, m_saveStateFlags(SAVESTATE_SCREENSHOT | SAVESTATE_SAVEDATA | SAVESTATE_CHEATS)
 	, m_loadStateFlags(SAVESTATE_SCREENSHOT)
+	, m_override(nullptr)
 {
 #ifdef M_CORE_GBA
 	m_lux.p = this;
@@ -283,8 +284,9 @@ void GameController::clearMultiplayerController() {
 	m_multiplayer = nullptr;
 }
 
-void GameController::setOverride(const GBACartridgeOverride& override) {
-	// TODO: Put back overrides
+void GameController::clearOverride() {
+	delete m_override;
+	m_override = nullptr;
 }
 
 void GameController::setConfig(const mCoreConfig* config) {
@@ -434,6 +436,10 @@ void GameController::openGame(bool biosOnly) {
 	}
 	m_vf = nullptr;
 
+	if (m_override) {
+		m_override->apply(m_threadContext.core);
+	}
+
 	if (!mCoreThreadStart(&m_threadContext)) {
 		emit gameFailed();
 	}
diff --git a/src/platform/qt/GameController.h b/src/platform/qt/GameController.h
index 91d733e24..86f1e5c5a 100644
--- a/src/platform/qt/GameController.h
+++ b/src/platform/qt/GameController.h
@@ -39,6 +39,7 @@ namespace QGBA {
 class AudioProcessor;
 class InputController;
 class MultiplayerController;
+class Override;
 
 class GameController : public QObject {
 Q_OBJECT
@@ -71,8 +72,9 @@ public:
 	MultiplayerController* multiplayerController() { return m_multiplayer; }
 	void clearMultiplayerController();
 
-	void setOverride(const GBACartridgeOverride& override);
-	void clearOverride() { /* TODO: Put back overrides */ }
+	void setOverride(Override* override) { m_override = override; }
+	Override* override() { return m_override; }
+	void clearOverride();
 
 	void setConfig(const mCoreConfig*);
 
@@ -191,6 +193,7 @@ private:
 	QString m_bios;
 	bool m_useBios;
 	QString m_patch;
+	Override* m_override;
 
 	QThread* m_audioThread;
 	AudioProcessor* m_audioProcessor;
diff --git a/src/platform/qt/OverrideView.cpp b/src/platform/qt/OverrideView.cpp
index aca7b3c3f..8b5743583 100644
--- a/src/platform/qt/OverrideView.cpp
+++ b/src/platform/qt/OverrideView.cpp
@@ -1,4 +1,4 @@
-/* Copyright (c) 2013-2015 Jeffrey Pfau
+/* Copyright (c) 2013-2016 Jeffrey Pfau
  *
  * This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
@@ -8,17 +8,52 @@
 #include "ConfigController.h"
 #include "GameController.h"
 
+#ifdef M_CORE_GBA
+#include "GBAOverride.h"
 extern "C" {
 #include "gba/gba.h"
 }
+#endif
+
+#ifdef M_CORE_GB
+#include "GBOverride.h"
+extern "C" {
+#include "gb/gb.h"
+}
+#endif
 
 using namespace QGBA;
 
+QList<enum GBModel> OverrideView::s_gbModelList;
+QList<enum GBMemoryBankControllerType> OverrideView::s_mbcList;
+
 OverrideView::OverrideView(GameController* controller, ConfigController* config, QWidget* parent)
 	: QDialog(parent, Qt::WindowTitleHint | Qt::WindowSystemMenuHint | Qt::WindowCloseButtonHint)
 	, m_controller(controller)
 	, m_config(config)
 {
+#ifdef M_CORE_GB
+	if (s_mbcList.isEmpty()) {
+		// NB: Keep in sync with OverrideView.ui
+		s_mbcList.append(GB_MBC_AUTODETECT);
+		s_mbcList.append(GB_MBC_NONE);
+		s_mbcList.append(GB_MBC1);
+		s_mbcList.append(GB_MBC2);
+		s_mbcList.append(GB_MBC3);
+		s_mbcList.append(GB_MBC3_RTC);
+		s_mbcList.append(GB_MBC5);
+		s_mbcList.append(GB_MBC5_RUMBLE);
+		s_mbcList.append(GB_MBC7);
+		s_mbcList.append(GB_HuC3);
+	}
+	if (s_gbModelList.isEmpty()) {
+		// NB: Keep in sync with OverrideView.ui
+		s_gbModelList.append(GB_MODEL_AUTODETECT);
+		s_gbModelList.append(GB_MODEL_DMG);
+		s_gbModelList.append(GB_MODEL_CGB);
+		s_gbModelList.append(GB_MODEL_AGB);
+	}
+#endif
 	m_ui.setupUi(this);
 
 	connect(controller, SIGNAL(gameStarted(mCoreThread*, const QString&)), this, SLOT(gameStarted(mCoreThread*)));
@@ -41,7 +76,18 @@ OverrideView::OverrideView(GameController* controller, ConfigController* config,
 	connect(m_ui.hwRumble, SIGNAL(clicked()), this, SLOT(updateOverrides()));
 	connect(m_ui.hwGBPlayer, SIGNAL(clicked()), this, SLOT(updateOverrides()));
 
-	connect(m_ui.save, SIGNAL(clicked()), this, SLOT(saveOverride()));
+	connect(m_ui.gbModel, SIGNAL(currentIndexChanged(int)), this, SLOT(updateOverrides()));
+	connect(m_ui.mbc, SIGNAL(currentIndexChanged(int)), this, SLOT(updateOverrides()));
+
+	connect(m_ui.tabWidget, SIGNAL(currentChanged(int)), this, SLOT(updateOverrides()));
+#ifndef M_CORE_GBA
+	m_ui.tabWidget->removeTab(m_ui.tabWidget->indexOf(m_ui.tabGBA));
+#endif
+#ifndef M_CORE_GB
+	m_ui.tabWidget->removeTab(m_ui.tabWidget->indexOf(m_ui.tabGB));
+#endif
+
+	connect(m_ui.buttonBox, SIGNAL(accepted()), this, SLOT(saveOverride()));
 
 	if (controller->isLoaded()) {
 		gameStarted(controller->thread());
@@ -52,50 +98,67 @@ void OverrideView::saveOverride() {
 	if (!m_config) {
 		return;
 	}
-	m_config->saveOverride(m_override);
+	m_config->saveOverride(*m_controller->override());
 }
 
 void OverrideView::updateOverrides() {
-	memset(m_override.id, 0, 4);
-	m_override.savetype = static_cast<SavedataType>(m_ui.savetype->currentIndex() - 1);
-	m_override.hardware = HW_NO_OVERRIDE;
-	m_override.idleLoop = IDLE_LOOP_NONE;
-	m_override.mirroring = false;
+#ifdef M_CORE_GBA
+	if (m_ui.tabWidget->currentWidget() == m_ui.tabGBA) {
+		GBAOverride* gba = new GBAOverride;
+		memset(gba->override.id, 0, 4);
+		gba->override.savetype = static_cast<SavedataType>(m_ui.savetype->currentIndex() - 1);
+		gba->override.hardware = HW_NO_OVERRIDE;
+		gba->override.idleLoop = IDLE_LOOP_NONE;
+		gba->override.mirroring = false;
 
-	if (!m_ui.hwAutodetect->isChecked()) {
-		m_override.hardware = HW_NONE;
-		if (m_ui.hwRTC->isChecked()) {
-			m_override.hardware |= HW_RTC;
+		if (!m_ui.hwAutodetect->isChecked()) {
+			gba->override.hardware = HW_NONE;
+			if (m_ui.hwRTC->isChecked()) {
+				gba->override.hardware |= HW_RTC;
+			}
+			if (m_ui.hwGyro->isChecked()) {
+				gba->override.hardware |= HW_GYRO;
+			}
+			if (m_ui.hwLight->isChecked()) {
+				gba->override.hardware |= HW_LIGHT_SENSOR;
+			}
+			if (m_ui.hwTilt->isChecked()) {
+				gba->override.hardware |= HW_TILT;
+			}
+			if (m_ui.hwRumble->isChecked()) {
+				gba->override.hardware |= HW_RUMBLE;
+			}
 		}
-		if (m_ui.hwGyro->isChecked()) {
-			m_override.hardware |= HW_GYRO;
+		if (m_ui.hwGBPlayer->isChecked()) {
+			gba->override.hardware |= HW_GB_PLAYER_DETECTION;
 		}
-		if (m_ui.hwLight->isChecked()) {
-			m_override.hardware |= HW_LIGHT_SENSOR;
-		}
-		if (m_ui.hwTilt->isChecked()) {
-			m_override.hardware |= HW_TILT;
-		}
-		if (m_ui.hwRumble->isChecked()) {
-			m_override.hardware |= HW_RUMBLE;
-		}
-	}
-	if (m_ui.hwGBPlayer->isChecked()) {
-		m_override.hardware |= HW_GB_PLAYER_DETECTION;
-	}
 
-	bool ok;
-	uint32_t parsedIdleLoop = m_ui.idleLoop->text().toInt(&ok, 16);
-	if (ok) {
-		m_override.idleLoop = parsedIdleLoop;
-	}
+		bool ok;
+		uint32_t parsedIdleLoop = m_ui.idleLoop->text().toInt(&ok, 16);
+		if (ok) {
+			gba->override.idleLoop = parsedIdleLoop;
+		}
 
-	if (m_override.savetype != SAVEDATA_AUTODETECT || m_override.hardware != HW_NO_OVERRIDE ||
-	    m_override.idleLoop != IDLE_LOOP_NONE) {
-		m_controller->setOverride(m_override);
-	} else {
-		m_controller->clearOverride();
+		if (gba->override.savetype != SAVEDATA_AUTODETECT || gba->override.hardware != HW_NO_OVERRIDE ||
+		    gba->override.idleLoop != IDLE_LOOP_NONE) {
+			m_controller->setOverride(gba);
+		} else {
+			m_controller->clearOverride();
+		}
 	}
+#endif
+#ifdef M_CORE_GB
+	if (m_ui.tabWidget->currentWidget() == m_ui.tabGB) {
+		GBOverride* gb = new GBOverride;
+		gb->override.mbc = s_mbcList[m_ui.mbc->currentIndex()];
+		gb->override.model = s_gbModelList[m_ui.gbModel->currentIndex()];
+		if (gb->override.mbc != GB_MBC_AUTODETECT || gb->override.model != GB_MODEL_AUTODETECT) {
+			m_controller->setOverride(gb);
+		} else {
+			m_controller->clearOverride();
+		}
+	}
+#endif
 }
 
 void OverrideView::gameStarted(mCoreThread* thread) {
@@ -103,66 +166,61 @@ void OverrideView::gameStarted(mCoreThread* thread) {
 		gameStopped();
 		return;
 	}
-	if (thread->core->platform(thread->core) != PLATFORM_GBA) {
-		close();
-		return;
+
+	m_ui.tabWidget->setEnabled(false);
+
+	switch (thread->core->platform(thread->core)) {
+#ifdef M_CORE_GBA
+	case PLATFORM_GBA: {
+		m_ui.tabWidget->setCurrentWidget(m_ui.tabGBA);
+		GBA* gba = static_cast<GBA*>(thread->core->board);
+		m_ui.savetype->setCurrentIndex(gba->memory.savedata.type + 1);
+		m_ui.hwRTC->setChecked(gba->memory.hw.devices & HW_RTC);
+		m_ui.hwGyro->setChecked(gba->memory.hw.devices & HW_GYRO);
+		m_ui.hwLight->setChecked(gba->memory.hw.devices & HW_LIGHT_SENSOR);
+		m_ui.hwTilt->setChecked(gba->memory.hw.devices & HW_TILT);
+		m_ui.hwRumble->setChecked(gba->memory.hw.devices & HW_RUMBLE);
+		m_ui.hwGBPlayer->setChecked(gba->memory.hw.devices & HW_GB_PLAYER_DETECTION);
+
+		if (gba->idleLoop != IDLE_LOOP_NONE) {
+			m_ui.idleLoop->setText(QString::number(gba->idleLoop, 16));
+		} else {
+			m_ui.idleLoop->clear();
+		}
+		break;
 	}
-	GBA* gba = static_cast<GBA*>(thread->core->board);
-	m_ui.savetype->setCurrentIndex(gba->memory.savedata.type + 1);
-	m_ui.savetype->setEnabled(false);
-
-	m_ui.hwAutodetect->setEnabled(false);
-	m_ui.hwRTC->setEnabled(false);
-	m_ui.hwGyro->setEnabled(false);
-	m_ui.hwLight->setEnabled(false);
-	m_ui.hwTilt->setEnabled(false);
-	m_ui.hwRumble->setEnabled(false);
-
-	m_ui.hwRTC->setChecked(gba->memory.hw.devices & HW_RTC);
-	m_ui.hwGyro->setChecked(gba->memory.hw.devices & HW_GYRO);
-	m_ui.hwLight->setChecked(gba->memory.hw.devices & HW_LIGHT_SENSOR);
-	m_ui.hwTilt->setChecked(gba->memory.hw.devices & HW_TILT);
-	m_ui.hwRumble->setChecked(gba->memory.hw.devices & HW_RUMBLE);
-	m_ui.hwGBPlayer->setChecked(gba->memory.hw.devices & HW_GB_PLAYER_DETECTION);
-
-	if (gba->idleLoop != IDLE_LOOP_NONE) {
-		m_ui.idleLoop->setText(QString::number(gba->idleLoop, 16));
-	} else {
-		m_ui.idleLoop->clear();
+#endif
+#ifdef M_CORE_GB
+	case PLATFORM_GB: {
+		m_ui.tabWidget->setCurrentWidget(m_ui.tabGB);
+		GB* gb = static_cast<GB*>(thread->core->board);
+		int mbc = s_mbcList.indexOf(gb->memory.mbcType);
+		if (mbc >= 0) {
+			m_ui.mbc->setCurrentIndex(mbc);
+		} else {
+			m_ui.mbc->setCurrentIndex(0);
+		}
+		int model = s_gbModelList.indexOf(gb->model);
+		if (model >= 0) {
+			m_ui.gbModel->setCurrentIndex(model);
+		} else {
+			m_ui.gbModel->setCurrentIndex(0);
+		}
+		break;
+	}
+#endif
+	case PLATFORM_NONE:
+		break;
 	}
-
-	GBAGetGameCode(gba, m_override.id);
-	m_override.hardware = gba->memory.hw.devices;
-	m_override.savetype = gba->memory.savedata.type;
-	m_override.idleLoop = gba->idleLoop;
-
-	m_ui.idleLoop->setEnabled(false);
-
-	m_ui.save->setEnabled(m_config);
 }
 
 void OverrideView::gameStopped() {
+	m_ui.tabWidget->setEnabled(true);
 	m_ui.savetype->setCurrentIndex(0);
-	m_ui.savetype->setEnabled(true);
-
-	m_ui.hwAutodetect->setEnabled(true);
-	m_ui.hwRTC->setEnabled(!m_ui.hwAutodetect->isChecked());
-	m_ui.hwGyro->setEnabled(!m_ui.hwAutodetect->isChecked());
-	m_ui.hwLight->setEnabled(!m_ui.hwAutodetect->isChecked());
-	m_ui.hwTilt->setEnabled(!m_ui.hwAutodetect->isChecked());
-	m_ui.hwRumble->setEnabled(!m_ui.hwAutodetect->isChecked());
-
-	m_ui.hwAutodetect->setChecked(true);
-	m_ui.hwRTC->setChecked(false);
-	m_ui.hwGyro->setChecked(false);
-	m_ui.hwLight->setChecked(false);
-	m_ui.hwTilt->setChecked(false);
-	m_ui.hwRumble->setChecked(false);
-
-	m_ui.idleLoop->setEnabled(true);
 	m_ui.idleLoop->clear();
 
-	m_ui.save->setEnabled(false);
+	m_ui.mbc->setCurrentIndex(0);
+	m_ui.gbModel->setCurrentIndex(0);
 
 	updateOverrides();
 }
diff --git a/src/platform/qt/OverrideView.h b/src/platform/qt/OverrideView.h
index 16e578c19..dc31f2223 100644
--- a/src/platform/qt/OverrideView.h
+++ b/src/platform/qt/OverrideView.h
@@ -8,11 +8,13 @@
 
 #include <QDialog>
 
-#include "ui_OverrideView.h"
-
+#ifdef M_CORE_GB
 extern "C" {
-#include "gba/overrides.h"
+#include "gb/overrides.h"
 }
+#endif
+
+#include "ui_OverrideView.h"
 
 struct mCoreThread;
 
@@ -20,6 +22,7 @@ namespace QGBA {
 
 class ConfigController;
 class GameController;
+class Override;
 
 class OverrideView : public QDialog {
 Q_OBJECT
@@ -40,7 +43,11 @@ private:
 
 	GameController* m_controller;
 	ConfigController* m_config;
-	GBACartridgeOverride m_override;
+
+#ifdef M_CORE_GB
+	static QList<enum GBModel> s_gbModelList;
+	static QList<enum GBMemoryBankControllerType> s_mbcList;
+#endif
 };
 
 }
diff --git a/src/platform/qt/OverrideView.ui b/src/platform/qt/OverrideView.ui
index bb99fc40a..2d383ad47 100644
--- a/src/platform/qt/OverrideView.ui
+++ b/src/platform/qt/OverrideView.ui
@@ -6,8 +6,8 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>401</width>
-    <height>203</height>
+    <width>443</width>
+    <height>282</height>
    </rect>
   </property>
   <property name="sizePolicy">
@@ -19,232 +19,322 @@
   <property name="windowTitle">
    <string>Game Overrides</string>
   </property>
-  <layout class="QGridLayout" name="gridLayout_3">
-   <property name="sizeConstraint">
-    <enum>QLayout::SetFixedSize</enum>
-   </property>
-   <item row="4" column="1">
-    <layout class="QHBoxLayout" name="horizontalLayout_2">
-     <item>
-      <spacer name="horizontalSpacer_2">
-       <property name="orientation">
-        <enum>Qt::Horizontal</enum>
-       </property>
-       <property name="sizeHint" stdset="0">
-        <size>
-         <width>0</width>
-         <height>0</height>
-        </size>
-       </property>
-      </spacer>
-     </item>
-     <item>
-      <widget class="QPushButton" name="save">
-       <property name="enabled">
-        <bool>false</bool>
-       </property>
-       <property name="text">
-        <string>Save</string>
-       </property>
-      </widget>
-     </item>
-    </layout>
-   </item>
-   <item row="3" column="1">
-    <spacer name="verticalSpacer">
-     <property name="orientation">
-      <enum>Qt::Vertical</enum>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <item>
+    <widget class="QTabWidget" name="tabWidget">
+     <property name="currentIndex">
+      <number>0</number>
      </property>
-     <property name="sizeHint" stdset="0">
-      <size>
-       <width>0</width>
-       <height>0</height>
-      </size>
-     </property>
-    </spacer>
-   </item>
-   <item row="2" column="1">
-    <widget class="QGroupBox" name="groupBox_2">
-     <property name="title">
-      <string/>
-     </property>
-     <layout class="QVBoxLayout" name="verticalLayout_2">
-      <item>
-       <layout class="QFormLayout" name="formLayout">
-        <item row="0" column="0">
-         <widget class="QLabel" name="label">
+     <widget class="QWidget" name="tabGBA">
+      <attribute name="title">
+       <string>Game Boy Advance</string>
+      </attribute>
+      <layout class="QGridLayout" name="gridLayout">
+       <item row="0" column="0" rowspan="3">
+        <widget class="QGroupBox" name="groupBox">
+         <property name="title">
+          <string/>
+         </property>
+         <layout class="QVBoxLayout" name="verticalLayout_2">
+          <item>
+           <widget class="QCheckBox" name="hwAutodetect">
+            <property name="text">
+             <string>Autodetect</string>
+            </property>
+            <property name="checked">
+             <bool>true</bool>
+            </property>
+           </widget>
+          </item>
+          <item>
+           <widget class="QCheckBox" name="hwRTC">
+            <property name="enabled">
+             <bool>false</bool>
+            </property>
+            <property name="text">
+             <string>Realtime clock</string>
+            </property>
+           </widget>
+          </item>
+          <item>
+           <widget class="QCheckBox" name="hwGyro">
+            <property name="enabled">
+             <bool>false</bool>
+            </property>
+            <property name="text">
+             <string>Gyroscope</string>
+            </property>
+           </widget>
+          </item>
+          <item>
+           <widget class="QCheckBox" name="hwTilt">
+            <property name="enabled">
+             <bool>false</bool>
+            </property>
+            <property name="text">
+             <string>Tilt</string>
+            </property>
+           </widget>
+          </item>
+          <item>
+           <widget class="QCheckBox" name="hwLight">
+            <property name="enabled">
+             <bool>false</bool>
+            </property>
+            <property name="text">
+             <string>Light sensor</string>
+            </property>
+           </widget>
+          </item>
+          <item>
+           <widget class="QCheckBox" name="hwRumble">
+            <property name="enabled">
+             <bool>false</bool>
+            </property>
+            <property name="text">
+             <string>Rumble</string>
+            </property>
+           </widget>
+          </item>
+         </layout>
+        </widget>
+       </item>
+       <item row="0" column="1">
+        <widget class="QGroupBox" name="groupBox_2">
+         <property name="title">
+          <string/>
+         </property>
+         <layout class="QVBoxLayout" name="verticalLayout_3">
+          <item>
+           <layout class="QFormLayout" name="formLayout">
+            <item row="0" column="0">
+             <widget class="QLabel" name="label">
+              <property name="text">
+               <string>Save type</string>
+              </property>
+             </widget>
+            </item>
+            <item row="0" column="1">
+             <widget class="QComboBox" name="savetype">
+              <item>
+               <property name="text">
+                <string>Autodetect</string>
+               </property>
+              </item>
+              <item>
+               <property name="text">
+                <string>None</string>
+               </property>
+              </item>
+              <item>
+               <property name="text">
+                <string>SRAM</string>
+               </property>
+              </item>
+              <item>
+               <property name="text">
+                <string>Flash 512kb</string>
+               </property>
+              </item>
+              <item>
+               <property name="text">
+                <string>Flash 1Mb</string>
+               </property>
+              </item>
+              <item>
+               <property name="text">
+                <string>EEPROM</string>
+               </property>
+              </item>
+             </widget>
+            </item>
+            <item row="2" column="0">
+             <widget class="QLabel" name="label_3">
+              <property name="text">
+               <string>Idle loop</string>
+              </property>
+             </widget>
+            </item>
+            <item row="2" column="1">
+             <widget class="QLineEdit" name="idleLoop"/>
+            </item>
+            <item row="1" column="0" colspan="2">
+             <widget class="Line" name="line">
+              <property name="orientation">
+               <enum>Qt::Horizontal</enum>
+              </property>
+             </widget>
+            </item>
+           </layout>
+          </item>
+          <item>
+           <widget class="Line" name="line_2">
+            <property name="orientation">
+             <enum>Qt::Horizontal</enum>
+            </property>
+           </widget>
+          </item>
+          <item>
+           <layout class="QHBoxLayout" name="horizontalLayout_2">
+            <item>
+             <spacer name="horizontalSpacer">
+              <property name="orientation">
+               <enum>Qt::Horizontal</enum>
+              </property>
+              <property name="sizeHint" stdset="0">
+               <size>
+                <width>0</width>
+                <height>0</height>
+               </size>
+              </property>
+             </spacer>
+            </item>
+            <item>
+             <widget class="QCheckBox" name="hwGBPlayer">
+              <property name="text">
+               <string>Game Boy Player features</string>
+              </property>
+             </widget>
+            </item>
+            <item>
+             <spacer name="horizontalSpacer_3">
+              <property name="orientation">
+               <enum>Qt::Horizontal</enum>
+              </property>
+              <property name="sizeHint" stdset="0">
+               <size>
+                <width>0</width>
+                <height>0</height>
+               </size>
+              </property>
+             </spacer>
+            </item>
+           </layout>
+          </item>
+         </layout>
+        </widget>
+       </item>
+       <item row="1" column="1">
+        <spacer name="verticalSpacer">
+         <property name="orientation">
+          <enum>Qt::Vertical</enum>
+         </property>
+         <property name="sizeHint" stdset="0">
+          <size>
+           <width>0</width>
+           <height>0</height>
+          </size>
+         </property>
+        </spacer>
+       </item>
+      </layout>
+     </widget>
+     <widget class="QWidget" name="tabGB">
+      <attribute name="title">
+       <string>Game Boy</string>
+      </attribute>
+      <layout class="QFormLayout" name="formLayout_3">
+       <item row="0" column="0">
+        <widget class="QLabel" name="label_2">
+         <property name="text">
+          <string>Game Boy model</string>
+         </property>
+        </widget>
+       </item>
+       <item row="0" column="1">
+        <widget class="QComboBox" name="gbModel">
+         <item>
           <property name="text">
-           <string>Save type</string>
+           <string>Autodetect</string>
           </property>
-         </widget>
-        </item>
-        <item row="0" column="1">
-         <widget class="QComboBox" name="savetype">
-          <item>
-           <property name="text">
-            <string>Autodetect</string>
-           </property>
-          </item>
-          <item>
-           <property name="text">
-            <string>None</string>
-           </property>
-          </item>
-          <item>
-           <property name="text">
-            <string>SRAM</string>
-           </property>
-          </item>
-          <item>
-           <property name="text">
-            <string>Flash 512kb</string>
-           </property>
-          </item>
-          <item>
-           <property name="text">
-            <string>Flash 1Mb</string>
-           </property>
-          </item>
-          <item>
-           <property name="text">
-            <string>EEPROM</string>
-           </property>
-          </item>
-         </widget>
-        </item>
-        <item row="2" column="0">
-         <widget class="QLabel" name="label_3">
+         </item>
+         <item>
           <property name="text">
-           <string>Idle loop</string>
+           <string>Game Boy (DMG)</string>
           </property>
-         </widget>
-        </item>
-        <item row="2" column="1">
-         <widget class="QLineEdit" name="idleLoop"/>
-        </item>
-        <item row="1" column="0" colspan="2">
-         <widget class="Line" name="line">
-          <property name="orientation">
-           <enum>Qt::Horizontal</enum>
-          </property>
-         </widget>
-        </item>
-       </layout>
-      </item>
-      <item>
-       <widget class="Line" name="line_2">
-        <property name="orientation">
-         <enum>Qt::Horizontal</enum>
-        </property>
-       </widget>
-      </item>
-      <item>
-       <layout class="QHBoxLayout" name="horizontalLayout">
-        <item>
-         <spacer name="horizontalSpacer">
-          <property name="orientation">
-           <enum>Qt::Horizontal</enum>
-          </property>
-          <property name="sizeHint" stdset="0">
-           <size>
-            <width>0</width>
-            <height>0</height>
-           </size>
-          </property>
-         </spacer>
-        </item>
-        <item>
-         <widget class="QCheckBox" name="hwGBPlayer">
+         </item>
+         <item>
           <property name="text">
-           <string>Game Boy Player features</string>
+           <string>Game Boy Color (CGB)</string>
           </property>
-         </widget>
-        </item>
-        <item>
-         <spacer name="horizontalSpacer_3">
-          <property name="orientation">
-           <enum>Qt::Horizontal</enum>
+         </item>
+         <item>
+          <property name="text">
+           <string>Game Boy Advance (AGB)</string>
           </property>
-          <property name="sizeHint" stdset="0">
-           <size>
-            <width>0</width>
-            <height>0</height>
-           </size>
+         </item>
+        </widget>
+       </item>
+       <item row="1" column="0">
+        <widget class="QLabel" name="label_4">
+         <property name="text">
+          <string>Memory bank controller</string>
+         </property>
+        </widget>
+       </item>
+       <item row="1" column="1">
+        <widget class="QComboBox" name="mbc">
+         <item>
+          <property name="text">
+           <string>Autodetect</string>
           </property>
-         </spacer>
-        </item>
-       </layout>
-      </item>
-     </layout>
+         </item>
+         <item>
+          <property name="text">
+           <string>None</string>
+          </property>
+         </item>
+         <item>
+          <property name="text">
+           <string>MBC1</string>
+          </property>
+         </item>
+         <item>
+          <property name="text">
+           <string>MBC2</string>
+          </property>
+         </item>
+         <item>
+          <property name="text">
+           <string>MBC3</string>
+          </property>
+         </item>
+         <item>
+          <property name="text">
+           <string>MBC3 + RTC</string>
+          </property>
+         </item>
+         <item>
+          <property name="text">
+           <string>MBC5</string>
+          </property>
+         </item>
+         <item>
+          <property name="text">
+           <string>MBC5 + Rumble</string>
+          </property>
+         </item>
+         <item>
+          <property name="text">
+           <string>MBC7</string>
+          </property>
+         </item>
+         <item>
+          <property name="text">
+           <string>HuC-3</string>
+          </property>
+         </item>
+        </widget>
+       </item>
+      </layout>
+     </widget>
     </widget>
    </item>
-   <item row="2" column="0" rowspan="3">
-    <widget class="QGroupBox" name="groupBox">
-     <property name="title">
-      <string/>
+   <item>
+    <widget class="QDialogButtonBox" name="buttonBox">
+     <property name="standardButtons">
+      <set>QDialogButtonBox::Close|QDialogButtonBox::Save</set>
      </property>
-     <layout class="QVBoxLayout" name="verticalLayout">
-      <item>
-       <widget class="QCheckBox" name="hwAutodetect">
-        <property name="text">
-         <string>Autodetect</string>
-        </property>
-        <property name="checked">
-         <bool>true</bool>
-        </property>
-       </widget>
-      </item>
-      <item>
-       <widget class="QCheckBox" name="hwRTC">
-        <property name="enabled">
-         <bool>false</bool>
-        </property>
-        <property name="text">
-         <string>Realtime clock</string>
-        </property>
-       </widget>
-      </item>
-      <item>
-       <widget class="QCheckBox" name="hwGyro">
-        <property name="enabled">
-         <bool>false</bool>
-        </property>
-        <property name="text">
-         <string>Gyroscope</string>
-        </property>
-       </widget>
-      </item>
-      <item>
-       <widget class="QCheckBox" name="hwTilt">
-        <property name="enabled">
-         <bool>false</bool>
-        </property>
-        <property name="text">
-         <string>Tilt</string>
-        </property>
-       </widget>
-      </item>
-      <item>
-       <widget class="QCheckBox" name="hwLight">
-        <property name="enabled">
-         <bool>false</bool>
-        </property>
-        <property name="text">
-         <string>Light sensor</string>
-        </property>
-       </widget>
-      </item>
-      <item>
-       <widget class="QCheckBox" name="hwRumble">
-        <property name="enabled">
-         <bool>false</bool>
-        </property>
-        <property name="text">
-         <string>Rumble</string>
-        </property>
-       </widget>
-      </item>
-     </layout>
     </widget>
    </item>
   </layout>
diff --git a/src/platform/qt/Window.cpp b/src/platform/qt/Window.cpp
index a6cb83c9b..28b0be671 100644
--- a/src/platform/qt/Window.cpp
+++ b/src/platform/qt/Window.cpp
@@ -1318,7 +1318,6 @@ void Window::setupMenu(QMenuBar* menubar) {
 #ifdef M_CORE_GBA
 	QAction* overrides = new QAction(tr("Game &overrides..."), toolsMenu);
 	connect(overrides, SIGNAL(triggered()), this, SLOT(openOverrideWindow()));
-	m_gbaActions.append(overrides);
 	addControlledAction(toolsMenu, overrides, "overrideWindow");
 #endif