diff --git a/src/BizHawk.Client.EmuHawk/MainForm.Events.cs b/src/BizHawk.Client.EmuHawk/MainForm.Events.cs
index 1f989d704e..c1c5a00e83 100644
--- a/src/BizHawk.Client.EmuHawk/MainForm.Events.cs
+++ b/src/BizHawk.Client.EmuHawk/MainForm.Events.cs
@@ -1569,7 +1569,7 @@ namespace BizHawk.Client.EmuHawk
 		{
 			if (Emulator is Gameboy gb)
 			{
-				GBPrefs.DoGBPrefsDialog(this, gb);
+				GBPrefs.DoGBPrefsDialog(this, Config, Game, MovieSession, gb);
 			}
 			else // SameBoy
 			{
@@ -1787,7 +1787,7 @@ namespace BizHawk.Client.EmuHawk
 		{
 			if (Emulator is GambatteLink gambatte)
 			{
-				DGBPrefs.DoDGBPrefsDialog(this, gambatte);
+				DGBPrefs.DoDGBPrefsDialog(this, Config, Game, gambatte);
 			}
 		}
 
diff --git a/src/BizHawk.Client.EmuHawk/config/GB/ColorChooserForm.cs b/src/BizHawk.Client.EmuHawk/config/GB/ColorChooserForm.cs
index c3001a0b90..8a4e3186a8 100644
--- a/src/BizHawk.Client.EmuHawk/config/GB/ColorChooserForm.cs
+++ b/src/BizHawk.Client.EmuHawk/config/GB/ColorChooserForm.cs
@@ -5,14 +5,20 @@ using System.Windows.Forms;
 using System.IO;
 
 using BizHawk.Client.Common;
+using BizHawk.Emulation.Common;
 using BizHawk.Emulation.Cores.Nintendo.Gameboy;
 
 namespace BizHawk.Client.EmuHawk
 {
 	public partial class ColorChooserForm : Form
 	{
-		private ColorChooserForm()
+		private readonly Config _config;
+		private readonly IGameInfo _game;
+
+		private ColorChooserForm(Config config, IGameInfo game)
 		{
+			_config = config;
+			_game = game;
 			InitializeComponent();
 			Icon = Properties.Resources.GambatteIcon;
 		}
@@ -230,9 +236,9 @@ namespace BizHawk.Client.EmuHawk
 			RefreshAllBackdrops();
 		}
 
-		public static void DoColorChooserFormDialog(IWin32Window parent, Gameboy.GambatteSettings s)
+		public static void DoColorChooserFormDialog(IWin32Window parent, Config config, IGameInfo game, Gameboy.GambatteSettings s)
 		{
-			using var dlg = new ColorChooserForm();
+			using var dlg = new ColorChooserForm(config, game);
 
 			dlg.SetAllColors(s.GBPalette);
 
@@ -295,13 +301,13 @@ namespace BizHawk.Client.EmuHawk
 		{
 			using var ofd = new OpenFileDialog
 			{
-				InitialDirectory = GlobalWin.Config.PathEntries.ScreenshotAbsolutePathFor("GB"),
+				InitialDirectory = _config.PathEntries.ScreenshotAbsolutePathFor("GB"),
 				Filter = new FilesystemFilterSet(FilesystemFilter.Palettes).ToString(),
 				RestoreDirectory = true
 			};
 
 			var result = ofd.ShowDialog(this);
-			if (result == DialogResult.OK)
+			if (result.IsOk())
 			{
 				LoadColorFile(ofd.FileName, true);
 			}
@@ -331,8 +337,8 @@ namespace BizHawk.Client.EmuHawk
 		{
 			using var sfd = new SaveFileDialog
 			{
-				InitialDirectory = GlobalWin.Config.PathEntries.PalettesAbsolutePathFor("GB"),
-				FileName = $"{GlobalWin.Game.Name}.pal",
+				InitialDirectory = _config.PathEntries.PalettesAbsolutePathFor("GB"),
+				FileName = $"{_game.Name}.pal",
 				Filter = new FilesystemFilterSet(FilesystemFilter.Palettes).ToString(),
 				RestoreDirectory = true
 			};
diff --git a/src/BizHawk.Client.EmuHawk/config/GB/DGBPrefs.cs b/src/BizHawk.Client.EmuHawk/config/GB/DGBPrefs.cs
index 17559a2637..07fefb943e 100644
--- a/src/BizHawk.Client.EmuHawk/config/GB/DGBPrefs.cs
+++ b/src/BizHawk.Client.EmuHawk/config/GB/DGBPrefs.cs
@@ -1,21 +1,28 @@
 using System.Windows.Forms;
-
+using BizHawk.Client.Common;
+using BizHawk.Emulation.Common;
 using BizHawk.Emulation.Cores.Nintendo.Gameboy;
 
 namespace BizHawk.Client.EmuHawk
 {
 	public partial class DGBPrefs : Form
 	{
-		private DGBPrefs()
+		private readonly Config _config;
+		private readonly IGameInfo _game;
+		private readonly IMovieSession _movieSession;
+
+		private DGBPrefs(Config config, IGameInfo game)
 		{
+			_config = config;
+			_game = game;
 			InitializeComponent();
 			Icon = Properties.Resources.DualIcon;
 		}
 
 		private void PutSettings(GambatteLink.GambatteLinkSettings s, GambatteLink.GambatteLinkSyncSettings ss)
 		{
-			gbPrefControl1.PutSettings(s.L, ss.L);
-			gbPrefControl2.PutSettings(s.R, ss.R);
+			gbPrefControl1.PutSettings(_config, _game, _movieSession, s.L, ss.L);
+			gbPrefControl2.PutSettings(_config, _game, _movieSession, s.R, ss.R);
 		}
 
 		private void GetSettings(out GambatteLink.GambatteLinkSettings s, out GambatteLink.GambatteLinkSyncSettings ss)
@@ -29,12 +36,12 @@ namespace BizHawk.Client.EmuHawk
 
 		private bool SyncSettingsChanged => gbPrefControl1.SyncSettingsChanged || gbPrefControl2.SyncSettingsChanged;
 
-		public static void DoDGBPrefsDialog(IMainFormForConfig mainForm, GambatteLink gambatte)
+		public static void DoDGBPrefsDialog(IMainFormForConfig mainForm, Config config, IGameInfo game, GambatteLink gambatte)
 		{
 			var s = gambatte.GetSettings();
 			var ss = gambatte.GetSyncSettings();
 
-			using var dlg = new DGBPrefs();
+			using var dlg = new DGBPrefs(config, game);
 			dlg.PutSettings(s, ss);
 
 			dlg.gbPrefControl1.ColorGameBoy = gambatte.IsCGBMode(false);
diff --git a/src/BizHawk.Client.EmuHawk/config/GB/GBPrefControl.cs b/src/BizHawk.Client.EmuHawk/config/GB/GBPrefControl.cs
index da3845d806..76ea4fe076 100644
--- a/src/BizHawk.Client.EmuHawk/config/GB/GBPrefControl.cs
+++ b/src/BizHawk.Client.EmuHawk/config/GB/GBPrefControl.cs
@@ -4,11 +4,16 @@ using System.Windows.Forms;
 
 using BizHawk.Emulation.Cores.Nintendo.Gameboy;
 using BizHawk.Client.Common;
+using BizHawk.Emulation.Common;
 
 namespace BizHawk.Client.EmuHawk
 {
 	public partial class GBPrefControl : UserControl
 	{
+		private Config _config;
+		private IGameInfo _game;
+		private IMovieSession _movieSession;
+
 		public GBPrefControl()
 		{
 			InitializeComponent();
@@ -23,12 +28,15 @@ namespace BizHawk.Client.EmuHawk
 		private Gameboy.GambatteSettings _s;
 		private Gameboy.GambatteSyncSettings _ss;
 
-		public void PutSettings(Gameboy.GambatteSettings s, Gameboy.GambatteSyncSettings ss)
+		public void PutSettings(Config config, IGameInfo game, IMovieSession movieSession, Gameboy.GambatteSettings s, Gameboy.GambatteSyncSettings ss)
 		{
+			_game = game;
+			_config = config;
+			_movieSession = movieSession;
 			_s = s ?? new Gameboy.GambatteSettings();
 			_ss = ss ?? new Gameboy.GambatteSyncSettings();
 			propertyGrid1.SelectedObject = _ss;
-			propertyGrid1.Enabled = GlobalWin.MovieSession.Movie.NotActive();
+			propertyGrid1.Enabled = movieSession.Movie.NotActive();
 			checkBoxMuted.Checked = _s.Muted;
 			cbDisplayBG.Checked = _s.DisplayBG;
 			cbDisplayOBJ.Checked = _s.DisplayOBJ;
@@ -43,8 +51,8 @@ namespace BizHawk.Client.EmuHawk
 
 		private void ButtonDefaults_Click(object sender, EventArgs e)
 		{
-			PutSettings(null, GlobalWin.MovieSession.Movie.IsActive() ? _ss : null);
-			if (GlobalWin.MovieSession.Movie.NotActive())
+			PutSettings(_config, _game, _movieSession, null, _movieSession.Movie.IsActive() ? _ss : null);
+			if (_movieSession.Movie.NotActive())
 			{
 				SyncSettingsChanged = true;
 			}
@@ -58,7 +66,7 @@ namespace BizHawk.Client.EmuHawk
 			}
 			else
 			{
-				ColorChooserForm.DoColorChooserFormDialog(ParentForm, _s);
+				ColorChooserForm.DoColorChooserFormDialog(ParentForm, _config, _game, _s);
 			}
 		}
 
diff --git a/src/BizHawk.Client.EmuHawk/config/GB/GBPrefs.cs b/src/BizHawk.Client.EmuHawk/config/GB/GBPrefs.cs
index 183622b66e..b834d1be2a 100644
--- a/src/BizHawk.Client.EmuHawk/config/GB/GBPrefs.cs
+++ b/src/BizHawk.Client.EmuHawk/config/GB/GBPrefs.cs
@@ -1,4 +1,6 @@
 using System.Windows.Forms;
+using BizHawk.Client.Common;
+using BizHawk.Emulation.Common;
 using BizHawk.Emulation.Cores.Nintendo.Gameboy;
 
 namespace BizHawk.Client.EmuHawk
@@ -11,15 +13,15 @@ namespace BizHawk.Client.EmuHawk
 			Icon = Properties.Resources.GambatteIcon;
 		}
 
-		public static void DoGBPrefsDialog(IMainFormForConfig mainForm, Gameboy gb)
+		public static void DoGBPrefsDialog(IMainFormForConfig mainForm, Config config, IGameInfo game, IMovieSession movieSession, Gameboy gb)
 		{
 			var s = gb.GetSettings();
 			var ss = gb.GetSyncSettings();
 
 			using var dlg = new GBPrefs();
-			dlg.gbPrefControl1.PutSettings(s, ss);
+			dlg.gbPrefControl1.PutSettings(config, game, movieSession, s, ss);
 			dlg.gbPrefControl1.ColorGameBoy = gb.IsCGBMode();
-			if (mainForm.ShowDialogAsChild(dlg) == DialogResult.OK)
+			if (mainForm.ShowDialogAsChild(dlg).IsOk())
 			{
 				dlg.gbPrefControl1.GetSettings(out s, out ss);
 				gb.PutSettings(s);