diff --git a/Source/DiabloUI/selstart.cpp b/Source/DiabloUI/selstart.cpp
index d2c5c2f99..30b177d1a 100644
--- a/Source/DiabloUI/selstart.cpp
+++ b/Source/DiabloUI/selstart.cpp
@@ -17,9 +17,8 @@ Art artLogo;
 
 void ItemSelected(int value)
 {
-	auto option = static_cast<StartUpGameOption>(vecDialogItems[value]->m_value);
-	sgOptions.Hellfire.startUpGameOption = option;
-	gbIsHellfire = option == StartUpGameOption::Hellfire;
+	auto option = static_cast<StartUpGameMode>(vecDialogItems[value]->m_value);
+	sgOptions.StartUp.gameMode.SetValue(option);
 	endMenu = true;
 }
 
@@ -40,8 +39,8 @@ void UiSelStartUpGameOption()
 	SDL_Rect rect = { 0, (Sint16)(UI_OFFSET_Y), 0, 0 };
 	vecDialog.push_back(std::make_unique<UiImage>(&artLogo, rect, UiFlags::AlignCenter, /*bAnimated=*/true));
 
-	vecDialogItems.push_back(std::make_unique<UiListItem>(_("Enter Hellfire"), static_cast<int>(StartUpGameOption::Hellfire)));
-	vecDialogItems.push_back(std::make_unique<UiListItem>(_("Switch to Diablo"), static_cast<int>(StartUpGameOption::Diablo)));
+	vecDialogItems.push_back(std::make_unique<UiListItem>(_("Enter Hellfire"), static_cast<int>(StartUpGameMode::Hellfire)));
+	vecDialogItems.push_back(std::make_unique<UiListItem>(_("Switch to Diablo"), static_cast<int>(StartUpGameMode::Diablo)));
 	vecDialog.push_back(std::make_unique<UiList>(vecDialogItems, vecDialogItems.size(), PANEL_LEFT + 64, (UI_OFFSET_Y + 240), 510, 43, UiFlags::AlignCenter | UiFlags::FontSize42 | UiFlags::ColorUiGold, 5));
 
 	UiInitList(nullptr, ItemSelected, EscPressed, vecDialog, true);
diff --git a/Source/DiabloUI/settingsmenu.cpp b/Source/DiabloUI/settingsmenu.cpp
index 4f22131ab..09c175a65 100644
--- a/Source/DiabloUI/settingsmenu.cpp
+++ b/Source/DiabloUI/settingsmenu.cpp
@@ -26,7 +26,6 @@ Rectangle rectDescription;
 enum class SpecialMenuEntry {
 	None = -1,
 	PreviousMenu = -2,
-	SwitchGame = -3,
 	ToggleSpawn = -4,
 };
 
@@ -71,11 +70,6 @@ void ItemSelected(int value)
 		case SpecialMenuEntry::PreviousMenu:
 			endMenu = true;
 			break;
-		case SpecialMenuEntry::SwitchGame:
-			gbIsHellfire = !gbIsHellfire;
-			endMenu = true;
-			recreateUI = true;
-			break;
 		case SpecialMenuEntry::ToggleSpawn:
 			gbIsSpawn = !gbIsSpawn;
 			UiSetSpawned(gbIsSpawn);
@@ -137,8 +131,6 @@ void UiSettingsMenu()
 		vecDialog.push_back(std::make_unique<UiScrollbar>(&ArtScrollBarBackground, &ArtScrollBarThumb, &ArtScrollBarArrow, MakeSdlRect(rectList.position.x + rectList.size.width + 5, rectList.position.y, 25, rectList.size.height)));
 		vecDialog.push_back(std::make_unique<UiArtText>(optionDescription, MakeSdlRect(rectDescription), UiFlags::FontSize12 | UiFlags::ColorUiSilverDark | UiFlags::AlignCenter, 1, IsSmallFontTall() ? 22 : 18));
 
-		if (diabdat_mpq && hellfire_mpq)
-			vecDialogItems.push_back(std::make_unique<UiListItem>(gbIsHellfire ? _("Switch to Diablo") : _("Switch to Hellfire"), static_cast<int>(SpecialMenuEntry::SwitchGame), UiFlags::ColorUiGold));
 		if (diabdat_mpq)
 			vecDialogItems.push_back(std::make_unique<UiListItem>(gbIsSpawn ? _("Switch to Fullgame") : _("Switch to Shareware"), static_cast<int>(SpecialMenuEntry::ToggleSpawn), UiFlags::ColorUiGold));
 
diff --git a/Source/diablo.cpp b/Source/diablo.cpp
index c23d594a3..e9cab3288 100644
--- a/Source/diablo.cpp
+++ b/Source/diablo.cpp
@@ -916,7 +916,7 @@ void DiabloInit()
 
 	if (forceSpawn)
 		gbIsSpawn = true;
-	if (forceDiablo || sgOptions.Hellfire.startUpGameOption == StartUpGameOption::Diablo)
+	if (forceDiablo || *sgOptions.StartUp.gameMode == StartUpGameMode::Diablo)
 		gbIsHellfire = false;
 	if (forceHellfire)
 		gbIsHellfire = true;
@@ -944,7 +944,7 @@ void DiabloInit()
 
 	ReadOnlyTest();
 
-	if (gbIsHellfire && !forceHellfire && sgOptions.Hellfire.startUpGameOption == StartUpGameOption::None) {
+	if (gbIsHellfire && !forceHellfire && *sgOptions.StartUp.gameMode == StartUpGameMode::Ask) {
 		UiSelStartUpGameOption();
 		if (!gbIsHellfire) {
 			// Reinitalize the UI Elements cause we changed the game
diff --git a/Source/options.cpp b/Source/options.cpp
index 05e71d13e..80ec2cec1 100644
--- a/Source/options.cpp
+++ b/Source/options.cpp
@@ -242,6 +242,11 @@ void OptionLanguageCodeChanged()
 	init_language_archives();
 }
 
+void OptionGameModeChanged()
+{
+	gbIsHellfire = *sgOptions.StartUp.gameMode == StartUpGameMode::Hellfire;
+}
+
 } // namespace
 
 void SetIniValue(const char *sectionName, const char *keyName, const char *value, int len)
@@ -279,7 +284,6 @@ void LoadOptions()
 	sgOptions.Diablo.lastMultiplayerHero = GetIniInt("Diablo", "LastMultiplayerHero", 0);
 	sgOptions.Hellfire.lastSinglePlayerHero = GetIniInt("Hellfire", "LastSinglePlayerHero", 0);
 	sgOptions.Hellfire.lastMultiplayerHero = GetIniInt("Hellfire", "LastMultiplayerHero", 0);
-	sgOptions.Hellfire.startUpGameOption = static_cast<StartUpGameOption>(GetIniInt("Hellfire", "StartUpGameOption", static_cast<int>(StartUpGameOption::None)));
 	GetIniValue("Hellfire", "SItem", sgOptions.Hellfire.szItem, sizeof(sgOptions.Hellfire.szItem), "");
 
 	sgOptions.Audio.nSoundVolume = GetIniInt("Audio", "Sound Volume", VOLUME_MAX);
@@ -350,7 +354,6 @@ void SaveOptions()
 	SetIniValue("Hellfire", "SItem", sgOptions.Hellfire.szItem);
 	SetIniValue("Hellfire", "LastSinglePlayerHero", sgOptions.Hellfire.lastSinglePlayerHero);
 	SetIniValue("Hellfire", "LastMultiplayerHero", sgOptions.Hellfire.lastMultiplayerHero);
-	SetIniValue("Hellfire", "StartUpGameOption", static_cast<int>(sgOptions.Hellfire.startUpGameOption));
 
 	SetIniValue("Audio", "Sound Volume", sgOptions.Audio.nSoundVolume);
 	SetIniValue("Audio", "Music Volume", sgOptions.Audio.nMusicVolume);
@@ -512,6 +515,12 @@ string_view OptionCategoryBase::GetDescription() const
 
 StartUpOptions::StartUpOptions()
     : OptionCategoryBase("StartUp", N_("Start Up"), N_("Start Up Settings"))
+    , gameMode("Game", OptionEntryFlags::NeedHellfireMpq | OptionEntryFlags::RecreateUI, N_("Game Mode"), N_("Play Diablo or Hellfire."), StartUpGameMode::Ask,
+          {
+              { StartUpGameMode::Diablo, N_("Diablo") },
+              // Ask is missing, cause we want to hide it from UI-Settings.
+              { StartUpGameMode::Hellfire, N_("Hellfire") },
+          })
     , diabloIntro("Diablo Intro", OptionEntryFlags::OnlyDiablo, N_("Intro"), N_("Shown Intro cinematic."), StartUpIntro::Once,
           {
               { StartUpIntro::Off, N_("OFF") },
@@ -531,10 +540,12 @@ StartUpOptions::StartUpOptions()
               { StartUpSplash::None, N_("None") },
           })
 {
+	gameMode.SetValueChangedCallback(OptionGameModeChanged);
 }
 std::vector<OptionEntryBase *> StartUpOptions::GetEntries()
 {
 	return {
+		&gameMode,
 		&diabloIntro,
 		&hellfireIntro,
 		&splash,
diff --git a/Source/options.h b/Source/options.h
index d2d1a273f..26f341e1f 100644
--- a/Source/options.h
+++ b/Source/options.h
@@ -10,10 +10,11 @@
 
 namespace devilution {
 
-enum class StartUpGameOption {
-	None,
-	Hellfire,
-	Diablo,
+enum class StartUpGameMode {
+	/** @brief If hellfire is present, asks the user what game he wants to start. */
+	Ask = 0,
+	Hellfire = 1,
+	Diablo = 2,
 };
 
 enum class StartUpIntro {
@@ -234,6 +235,7 @@ struct StartUpOptions : OptionCategoryBase {
 	StartUpOptions();
 	std::vector<OptionEntryBase *> GetEntries() override;
 
+	OptionEntryEnum<StartUpGameMode> gameMode;
 	/** @brief Play game intro video on diablo startup. */
 	OptionEntryEnum<StartUpIntro> diabloIntro;
 	/** @brief Play game intro video on hellfire startup. */
@@ -261,8 +263,6 @@ struct HellfireOptions : OptionCategoryBase {
 	std::uint32_t lastSinglePlayerHero;
 	/** @brief Remembers what multiplayer hero/save was last used. */
 	std::uint32_t lastMultiplayerHero;
-
-	StartUpGameOption startUpGameOption;
 };
 
 struct AudioOptions : OptionCategoryBase {