diff --git a/src/BizHawk.Client.EmuHawk/Api/ApiManager.cs b/src/BizHawk.Client.EmuHawk/Api/ApiManager.cs
index 153e1c482e..ba8a81bf72 100644
--- a/src/BizHawk.Client.EmuHawk/Api/ApiManager.cs
+++ b/src/BizHawk.Client.EmuHawk/Api/ApiManager.cs
@@ -12,7 +12,9 @@ namespace BizHawk.Client.EmuHawk
 {
 	public static class ApiManager
 	{
-		private static readonly Type[] CtorParamTypes = { typeof(Action<string>) };
+		private static readonly Type[] CtorParamTypesA = { typeof(Action<string>), typeof(DisplayManager), typeof(InputManager), typeof(MainForm) };
+
+		private static readonly Type[] CtorParamTypesB = { typeof(Action<string>) };
 
 		/// <remarks>TODO do we need to keep references to these because of GC weirdness? --yoshi</remarks>
 		private static ApiContainer? _container;
@@ -21,7 +23,6 @@ namespace BizHawk.Client.EmuHawk
 
 		private static ApiContainer Register(IEmulatorServiceProvider serviceProvider, Action<string> logCallback)
 		{
-			var ctorParamTypes = CtorParamTypes;
 			var libDict = new Dictionary<Type, IExternalApi>();
 			foreach (var api in Assembly.GetAssembly(typeof(ApiSubsetContainer)).GetTypes()
 				.Concat(Assembly.GetAssembly(typeof(ApiContainer)).GetTypes())
@@ -29,7 +30,8 @@ namespace BizHawk.Client.EmuHawk
 					&& typeof(IExternalApi).IsAssignableFrom(t)
 					&& ServiceInjector.IsAvailable(serviceProvider, t)))
 			{
-				var instance = api.GetConstructor(ctorParamTypes)?.Invoke(new object[] { logCallback })
+				var instance = api.GetConstructor(CtorParamTypesA)?.Invoke(new object[] { logCallback, GlobalWin.DisplayManager, GlobalWin.InputManager, GlobalWin.MainForm })
+					?? api.GetConstructor(CtorParamTypesB)?.Invoke(new object[] { logCallback })
 					?? Activator.CreateInstance(api);
 				ServiceInjector.UpdateServices(serviceProvider, instance);
 				libDict.Add(
diff --git a/src/BizHawk.Client.EmuHawk/Api/Libraries/InputApi.cs b/src/BizHawk.Client.EmuHawk/Api/Libraries/InputApi.cs
index ace1be94bb..c8d9bdb796 100644
--- a/src/BizHawk.Client.EmuHawk/Api/Libraries/InputApi.cs
+++ b/src/BizHawk.Client.EmuHawk/Api/Libraries/InputApi.cs
@@ -1,4 +1,5 @@
-using System.Collections.Generic;
+using System;
+using System.Collections.Generic;
 using System.Linq;
 using System.Windows.Forms;
 
@@ -8,10 +9,23 @@ namespace BizHawk.Client.EmuHawk
 {
 	public sealed class InputApi : IInput
 	{
+		private readonly DisplayManager _displayManager;
+
+		private readonly InputManager _inputManager;
+
+		private readonly MainForm _mainForm;
+
+		public InputApi(Action<string> logCallback, DisplayManager displayManager, InputManager inputManager, MainForm mainForm)
+		{
+			_displayManager = displayManager;
+			_inputManager = inputManager;
+			_mainForm = mainForm;
+		}
+
 		public Dictionary<string, bool> Get()
 		{
 			var buttons = new Dictionary<string, bool>();
-			foreach (var kvp in GlobalWin.InputManager.ControllerInputCoalescer.BoolButtons().Where(kvp => kvp.Value)) buttons[kvp.Key] = true;
+			foreach (var kvp in _inputManager.ControllerInputCoalescer.BoolButtons().Where(kvp => kvp.Value)) buttons[kvp.Key] = true;
 			return buttons;
 		}
 
@@ -19,7 +33,7 @@ namespace BizHawk.Client.EmuHawk
 		{
 			var buttons = new Dictionary<string, object>();
 			// TODO - need to specify whether in "emu" or "native" coordinate space.
-			var p = GlobalWin.DisplayManager.UntransformPoint(Control.MousePosition);
+			var p = _displayManager.UntransformPoint(Control.MousePosition);
 			buttons["X"] = p.X;
 			buttons["Y"] = p.Y;
 			buttons[MouseButtons.Left.ToString()] = (Control.MouseButtons & MouseButtons.Left) != 0;
@@ -27,7 +41,7 @@ namespace BizHawk.Client.EmuHawk
 			buttons[MouseButtons.Right.ToString()] = (Control.MouseButtons & MouseButtons.Right) != 0;
 			buttons[MouseButtons.XButton1.ToString()] = (Control.MouseButtons & MouseButtons.XButton1) != 0;
 			buttons[MouseButtons.XButton2.ToString()] = (Control.MouseButtons & MouseButtons.XButton2) != 0;
-			buttons["Wheel"] = GlobalWin.MainForm.MouseWheelTracker;
+			buttons["Wheel"] = _mainForm.MouseWheelTracker;
 			return buttons;
 		}
 	}
diff --git a/src/BizHawk.Client.EmuHawk/Api/Libraries/SaveStateAPI.cs b/src/BizHawk.Client.EmuHawk/Api/Libraries/SaveStateAPI.cs
index 14aff2821d..20d1740557 100644
--- a/src/BizHawk.Client.EmuHawk/Api/Libraries/SaveStateAPI.cs
+++ b/src/BizHawk.Client.EmuHawk/Api/Libraries/SaveStateAPI.cs
@@ -8,15 +8,16 @@ namespace BizHawk.Client.EmuHawk
 {
 	public sealed class SaveStateApi : ISaveState
 	{
-		public SaveStateApi(Action<string> logCallback)
-		{
-			LogCallback = logCallback;
-		}
-
-		public SaveStateApi() : this(Console.WriteLine) {}
+		private readonly MainForm _mainForm;
 
 		private readonly Action<string> LogCallback;
 
+		public SaveStateApi(Action<string> logCallback, DisplayManager displayManager, InputManager inputManager, MainForm mainForm)
+		{
+			LogCallback = logCallback;
+			_mainForm = mainForm;
+		}
+
 		public void Load(string path, bool suppressOSD)
 		{
 			if (!File.Exists(path))
@@ -25,19 +26,19 @@ namespace BizHawk.Client.EmuHawk
 				return;
 			}
 
-			GlobalWin.MainForm.LoadState(path, Path.GetFileName(path), suppressOSD);
+			_mainForm.LoadState(path, Path.GetFileName(path), suppressOSD);
 		}
 
 		public void LoadSlot(int slotNum, bool suppressOSD)
 		{
-			if (0.RangeTo(9).Contains(slotNum)) GlobalWin.MainForm.LoadQuickSave($"QuickSave{slotNum}", suppressOSD);
+			if (0.RangeTo(9).Contains(slotNum)) _mainForm.LoadQuickSave($"QuickSave{slotNum}", suppressOSD);
 		}
 
-		public void Save(string path, bool suppressOSD) => GlobalWin.MainForm.SaveState(path, path, true, suppressOSD);
+		public void Save(string path, bool suppressOSD) => _mainForm.SaveState(path, path, true, suppressOSD);
 
 		public void SaveSlot(int slotNum, bool suppressOSD)
 		{
-			if (0.RangeTo(9).Contains(slotNum)) GlobalWin.MainForm.SaveQuickSave($"QuickSave{slotNum}", true, suppressOSD);
+			if (0.RangeTo(9).Contains(slotNum)) _mainForm.SaveQuickSave($"QuickSave{slotNum}", true, suppressOSD);
 		}
 	}
 }