diff --git a/mm/2s2h/BenGui/BenMenu.cpp b/mm/2s2h/BenGui/BenMenu.cpp
index 14dd551042..d747fc162d 100644
--- a/mm/2s2h/BenGui/BenMenu.cpp
+++ b/mm/2s2h/BenGui/BenMenu.cpp
@@ -602,6 +602,102 @@ void BenMenu::AddEnhancements() {
                      .DefaultValue(0.5f)
                      .IsPercentage());
 
+    AddWidget(path, "Mouse", WIDGET_SEPARATOR_TEXT);
+    AddWidget(path, "Mouse Enabled", WIDGET_CVAR_CHECKBOX)
+        .CVar("gEnhancements.Camera.Mouse.Enabled")
+        .Options(CheckboxOptions().DefaultValue(false))
+        .PreFunc([](WidgetInfo& info) {
+            if (mBenMenu->disabledMap.at(DISABLE_FOR_MOUSE_ON).active)
+                info.activeDisables.push_back(DISABLE_FOR_MOUSE_ON);
+        });
+    AddWidget(path, "Invert Camera X Axis", WIDGET_CVAR_CHECKBOX)
+        .CVar("gEnhancements.Camera.Mouse.InvertX")
+        .Options(CheckboxOptions().Tooltip("Inverts the Camera X Axis."))
+        .PreFunc([](WidgetInfo& info) {
+            if (mBenMenu->disabledMap.at(DISABLE_FOR_MOUSE_OFF).active) {
+                info.activeDisables.push_back(DISABLE_FOR_MOUSE_OFF);
+            }
+        });
+    AddWidget(path, "Invert Camera Y Axis", WIDGET_CVAR_CHECKBOX)
+        .CVar("gEnhancements.Camera.Mouse.InvertY")
+        .Options(CheckboxOptions().Tooltip("Inverts the Camera Y Axis.").DefaultValue(true))
+        .PreFunc([](WidgetInfo& info) {
+            if (mBenMenu->disabledMap.at(DISABLE_FOR_MOUSE_OFF).active) {
+                info.activeDisables.push_back(DISABLE_FOR_MOUSE_OFF);
+            }
+        });
+    AddWidget(path, "Third-Person Horizontal Sensitivity: %.0f", WIDGET_CVAR_SLIDER_FLOAT)
+        .CVar("gEnhancements.Camera.Mouse.CameraSensitivity.X")
+        .Options(FloatSliderOptions()
+                     .Tooltip("Adjust the mouse sensitivity of the x axis when in Third Person.")
+                     .Format("%.0f%%")
+                     .Min(0.01f)
+                     .Max(5.0f)
+                     .DefaultValue(1.0f)
+                     .IsPercentage())
+        .PreFunc([](WidgetInfo& info) {
+            if (mBenMenu->disabledMap.at(DISABLE_FOR_MOUSE_OFF).active) {
+                info.activeDisables.push_back(DISABLE_FOR_MOUSE_OFF);
+            }
+        });
+    AddWidget(path, "Third-Person Vertical Sensitivity: %.0f", WIDGET_CVAR_SLIDER_FLOAT)
+        .CVar("gEnhancements.Camera.Mouse.CameraSensitivity.Y")
+        .Options(FloatSliderOptions()
+                     .Tooltip("Adjust the mouse sensitivity of the y axis when in Third Person.")
+                     .Format("%.0f%%")
+                     .Min(0.01f)
+                     .Max(5.0f)
+                     .DefaultValue(1.0f)
+                     .IsPercentage())
+        .PreFunc([](WidgetInfo& info) {
+            if (mBenMenu->disabledMap.at(DISABLE_FOR_MOUSE_OFF).active) {
+                info.activeDisables.push_back(DISABLE_FOR_MOUSE_OFF);
+            }
+        });
+    AddWidget(path, "First-Person invert X Axis", WIDGET_CVAR_CHECKBOX)
+        .CVar("gEnhancements.Camera.Mouse.FirstPerson.InvertX")
+        .PreFunc([](WidgetInfo& info) {
+            if (mBenMenu->disabledMap.at(DISABLE_FOR_MOUSE_OFF).active) {
+                info.activeDisables.push_back(DISABLE_FOR_MOUSE_OFF);
+            }
+        });
+    AddWidget(path, "First-Person invert Y Axis", WIDGET_CVAR_CHECKBOX)
+        .CVar("gEnhancements.Camera.Mouse.FirstPerson.InvertY")
+        .Options(CheckboxOptions().DefaultValue(true))
+        .PreFunc([](WidgetInfo& info) {
+            if (mBenMenu->disabledMap.at(DISABLE_FOR_MOUSE_OFF).active) {
+                info.activeDisables.push_back(DISABLE_FOR_MOUSE_OFF);
+            }
+        });
+    AddWidget(path, "First-Person Horizontal Sensitivity: %.0f", WIDGET_CVAR_SLIDER_FLOAT)
+        .CVar("gEnhancements.Camera.Mouse.FirstPerson.SensitivityX")
+        .Options(FloatSliderOptions()
+                     .Tooltip("Adjust the mouse sensitivity of the x axis when in First Person.")
+                     .Format("%.0f%%")
+                     .Min(0.01f)
+                     .Max(5.0f)
+                     .DefaultValue(1.0f)
+                     .IsPercentage())
+        .PreFunc([](WidgetInfo& info) {
+            if (mBenMenu->disabledMap.at(DISABLE_FOR_MOUSE_OFF).active) {
+                info.activeDisables.push_back(DISABLE_FOR_MOUSE_OFF);
+            }
+        });
+    AddWidget(path, "First-Person Vertical Sensitivity: %.0f", WIDGET_CVAR_SLIDER_FLOAT)
+        .CVar("gEnhancements.Camera.Mouse.FirstPerson.SensitivityY")
+        .Options(FloatSliderOptions()
+                     .Tooltip("Adjust the mouse sensitivity of the y axis when in First Person.")
+                     .Format("%.0f%%")
+                     .Min(0.01f)
+                     .Max(5.0f)
+                     .DefaultValue(1.0f)
+                     .IsPercentage())
+        .PreFunc([](WidgetInfo& info) {
+            if (mBenMenu->disabledMap.at(DISABLE_FOR_MOUSE_OFF).active) {
+                info.activeDisables.push_back(DISABLE_FOR_MOUSE_OFF);
+            }
+        });
+
     path = { "Enhancements", "Cheats", 1 };
     AddSidebarEntry("Enhancements", "Cheats", 3);
     AddWidget(path, "Infinite Health", WIDGET_CVAR_CHECKBOX)
@@ -1470,6 +1566,12 @@ void BenMenu::InitElement() {
         { DISABLE_FOR_FREE_LOOK_OFF,
           { [](disabledInfo& info) -> bool { return !CVarGetInteger("gEnhancements.Camera.FreeLook.Enable", 0); },
             "Free Look is Disabled" } },
+        { DISABLE_FOR_MOUSE_ON,
+          { [](disabledInfo& info) -> bool { return CVarGetInteger("gEnhancements.Camera.Mouse.Enabled", 0); },
+            "Mouse is Enabled" } },
+        { DISABLE_FOR_MOUSE_OFF,
+          { [](disabledInfo& info) -> bool { return !CVarGetInteger("gEnhancements.Camera.Mouse.Enabled", 0); },
+            "Mouse is Disabled" } },
         { DISABLE_FOR_GYRO_OFF,
           { [](disabledInfo& info) -> bool {
                return !CVarGetInteger("gEnhancements.Camera.FirstPerson.GyroEnabled", 0);
diff --git a/mm/2s2h/BenGui/MenuTypes.h b/mm/2s2h/BenGui/MenuTypes.h
index a7d16b4fb1..29e7f2dc52 100644
--- a/mm/2s2h/BenGui/MenuTypes.h
+++ b/mm/2s2h/BenGui/MenuTypes.h
@@ -10,6 +10,8 @@ typedef enum {
     DISABLE_FOR_DEBUG_CAM_OFF,
     DISABLE_FOR_FREE_LOOK_ON,
     DISABLE_FOR_FREE_LOOK_OFF,
+    DISABLE_FOR_MOUSE_ON,
+    DISABLE_FOR_MOUSE_OFF,
     DISABLE_FOR_GYRO_OFF,
     DISABLE_FOR_GYRO_ON,
     DISABLE_FOR_RIGHT_STICK_OFF,
diff --git a/mm/2s2h/Enhancements/Camera/FreeLook.cpp b/mm/2s2h/Enhancements/Camera/FreeLook.cpp
index 2b72dc71d6..736b72647b 100644
--- a/mm/2s2h/Enhancements/Camera/FreeLook.cpp
+++ b/mm/2s2h/Enhancements/Camera/FreeLook.cpp
@@ -2,6 +2,7 @@
 #include "2s2h/GameInteractor/GameInteractor.h"
 #include "2s2h/ShipInit.hpp"
 #include "CameraUtils.h"
+#include "Mouse.h"
 
 extern "C" {
 #include "macros.h"
@@ -100,6 +101,18 @@ bool Camera_FreeLook(Camera* camera) {
     yaw += yawDiff * GameInteractor_InvertControl(GI_INVERT_CAMERA_RIGHT_STICK_X);
     pitch += pitchDiff * -GameInteractor_InvertControl(GI_INVERT_CAMERA_RIGHT_STICK_Y);
 
+    if (CVarGetInteger("gEnhancements.Camera.Mouse.Enabled", 0) && Mouse_IsCaptured()
+        // Disable mouse movement when holding down the shield
+        // TODO: test if this check still needed
+        // !(player->stateFlags1 & 0x400000)
+    ) {
+        MouseDelta mouseDelta = Mouse_GetDelta();
+        yaw -= mouseDelta.x * 40.0f * CVarGetFloat("gEnhancements.Camera.Mouse.CameraSensitivity.X", 1.0f) *
+               GameInteractor_InvertControl(GI_INVERT_CAMERA_MOUSE_X);
+        pitch += mouseDelta.y * 40.0f * CVarGetFloat("gEnhancements.Camera.Mouse.CameraSensitivity.Y", 1.0f) *
+                 -GameInteractor_InvertControl(GI_INVERT_CAMERA_MOUSE_Y);
+    }
+
     s16 maxPitch = DEG_TO_BINANG(CVarGetFloat("gEnhancements.Camera.FreeLook.MaxPitch", 72.0f));
     s16 minPitch = DEG_TO_BINANG(CVarGetFloat("gEnhancements.Camera.FreeLook.MinPitch", -49.0f));
 
@@ -140,9 +153,17 @@ bool Camera_FreeLook(Camera* camera) {
 bool Camera_CanFreeLook(Camera* camera) {
     f32 camX = sCamPlayState->state.input[0].cur.right_stick_x * 10.0f;
     f32 camY = sCamPlayState->state.input[0].cur.right_stick_y * 10.0f;
+
+    if (CVarGetInteger("gEnhancements.Camera.Mouse.Enabled", 0) && Mouse_IsCaptured()) {
+        MouseDelta mouseDelta = Mouse_GetDelta();
+        camX -= mouseDelta.x * 40.0f;
+        camY += mouseDelta.y * 40.0f;
+    }
+
     if (!sCanFreeLook && (fabsf(camX) >= 15.0f || fabsf(camY) >= 15.0f)) {
         sCanFreeLook = true;
     }
+    // TODO: check Z target mode potential
     // Pressing Z will "Reset" Camera
     if (CHECK_BTN_ALL(sCamPlayState->state.input[0].press.button, BTN_Z)) {
         sCanFreeLook = false;
diff --git a/mm/2s2h/Enhancements/Camera/Mouse.cpp b/mm/2s2h/Enhancements/Camera/Mouse.cpp
new file mode 100644
index 0000000000..6d4fb644b5
--- /dev/null
+++ b/mm/2s2h/Enhancements/Camera/Mouse.cpp
@@ -0,0 +1,31 @@
+#include "Mouse.h"
+
+#include "Context.h"
+
+static MouseDelta current;
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+void Mouse_Update() {
+    Ship::Coords coords = Ship::Context::GetInstance()->GetWindow()->GetMouseDelta();
+    current.x = coords.x;
+    current.y = coords.y;
+}
+
+MouseDelta Mouse_GetDelta() {
+    return current;
+}
+
+void Mouse_SetCursorPos(s32 x, s32 y) {
+    Ship::Context::GetInstance()->GetWindow()->SetMousePos({ x, y });
+}
+
+bool Mouse_IsCaptured() {
+    return Ship::Context::GetInstance()->GetWindow()->IsMouseCaptured();
+}
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
diff --git a/mm/2s2h/Enhancements/Camera/Mouse.h b/mm/2s2h/Enhancements/Camera/Mouse.h
new file mode 100644
index 0000000000..15a1b56fc4
--- /dev/null
+++ b/mm/2s2h/Enhancements/Camera/Mouse.h
@@ -0,0 +1,22 @@
+// TODO: Maybe this file should be part of BenPort
+#pragma once
+
+#include "ultratypes.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct MouseDelta {
+    s32 x;
+    s32 y;
+} MouseDelta;
+
+void Mouse_Update();
+MouseDelta Mouse_GetDelta();
+void Mouse_SetCursorPos(s32 x, s32 y);
+bool Mouse_IsCaptured();
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
diff --git a/mm/2s2h/GameInteractor/GameInteractor.cpp b/mm/2s2h/GameInteractor/GameInteractor.cpp
index 71d0002988..348ad00a80 100644
--- a/mm/2s2h/GameInteractor/GameInteractor.cpp
+++ b/mm/2s2h/GameInteractor/GameInteractor.cpp
@@ -278,6 +278,16 @@ int GameInteractor_InvertControl(GIInvertType type) {
                 result *= -1;
             }
             break;
+        case GI_INVERT_CAMERA_MOUSE_X:
+            if (CVarGetInteger("gEnhancements.Camera.Mouse.InvertX", 0)) {
+                result *= -1;
+            }
+            break;
+        case GI_INVERT_CAMERA_MOUSE_Y:
+            if (CVarGetInteger("gEnhancements.Camera.Mouse.InvertY", 1)) {
+                result *= -1;
+            }
+            break;
         case GI_INVERT_FIRST_PERSON_AIM_X:
             if (CVarGetInteger("gEnhancements.Camera.FirstPerson.InvertX", 0)) {
                 result *= -1;
@@ -308,12 +318,23 @@ int GameInteractor_InvertControl(GIInvertType type) {
                 result *= -1;
             }
             break;
+        case GI_INVERT_FIRST_PERSON_MOUSE_X:
+            if (CVarGetInteger("gEnhancements.Camera.Mouse.FirstPerson.InvertX", 0)) {
+                result *= -1;
+            }
+            break;
+        case GI_INVERT_FIRST_PERSON_MOUSE_Y:
+            if (CVarGetInteger("gEnhancements.Camera.Mouse.FirstPerson.InvertY", 1)) {
+                result *= -1;
+            }
+            break;
     }
 
     // Invert all X axis inputs if the Mirrored World mode is enabled
     if (CVarGetInteger("gModes.MirroredWorld.State", 0)) {
         switch (type) {
             case GI_INVERT_CAMERA_RIGHT_STICK_X:
+            case GI_INVERT_CAMERA_MOUSE_X:
             case GI_INVERT_MOVEMENT_X:
             case GI_INVERT_SHIELD_X:
             case GI_INVERT_SHOP_X:
@@ -324,6 +345,7 @@ int GameInteractor_InvertControl(GIInvertType type) {
             case GI_INVERT_FIRST_PERSON_AIM_X:
             case GI_INVERT_FIRST_PERSON_GYRO_X:
             case GI_INVERT_FIRST_PERSON_RIGHT_STICK_X:
+            case GI_INVERT_FIRST_PERSON_MOUSE_X:
             case GI_INVERT_FIRST_PERSON_MOVING_X:
                 result *= -1;
                 break;
diff --git a/mm/2s2h/GameInteractor/GameInteractor.h b/mm/2s2h/GameInteractor/GameInteractor.h
index 5fa2e81bfa..3bda50398e 100644
--- a/mm/2s2h/GameInteractor/GameInteractor.h
+++ b/mm/2s2h/GameInteractor/GameInteractor.h
@@ -103,6 +103,8 @@ typedef enum {
 typedef enum {
     GI_INVERT_CAMERA_RIGHT_STICK_X,
     GI_INVERT_CAMERA_RIGHT_STICK_Y,
+    GI_INVERT_CAMERA_MOUSE_X,
+    GI_INVERT_CAMERA_MOUSE_Y,
     GI_INVERT_MOVEMENT_X,
     GI_INVERT_SHIELD_X,
     GI_INVERT_SHOP_X,
@@ -116,6 +118,8 @@ typedef enum {
     GI_INVERT_FIRST_PERSON_GYRO_Y,
     GI_INVERT_FIRST_PERSON_RIGHT_STICK_X,
     GI_INVERT_FIRST_PERSON_RIGHT_STICK_Y,
+    GI_INVERT_FIRST_PERSON_MOUSE_X,
+    GI_INVERT_FIRST_PERSON_MOUSE_Y,
     GI_INVERT_FIRST_PERSON_MOVING_X,
 } GIInvertType;
 
diff --git a/mm/src/code/padmgr.c b/mm/src/code/padmgr.c
index 1beb8bfea2..407f1d5870 100644
--- a/mm/src/code/padmgr.c
+++ b/mm/src/code/padmgr.c
@@ -34,6 +34,7 @@
 #include "global.h"
 #include "PR/controller.h"
 #include "PR/os_motor.h"
+#include "2s2h/Enhancements/Camera/Mouse.h"
 #include "fault.h"
 #include <stdio.h>
 #include <string.h>
@@ -603,6 +604,7 @@ void PadMgr_HandleRetrace(void) {
 
     // Begin reading controller data
     osContStartReadData(serialEventQueue);
+    Mouse_Update();
 
     // Execute rumble callback
     if (sPadMgrInstance->rumbleRetraceCallback != NULL) {
diff --git a/mm/src/overlays/actors/ovl_player_actor/z_player.c b/mm/src/overlays/actors/ovl_player_actor/z_player.c
index 5a4be6e68f..041c073672 100644
--- a/mm/src/overlays/actors/ovl_player_actor/z_player.c
+++ b/mm/src/overlays/actors/ovl_player_actor/z_player.c
@@ -47,6 +47,7 @@
 
 #include "2s2h/BenPort.h"
 #include "2s2h/GameInteractor/GameInteractor.h"
+#include "2s2h/Enhancements/Camera/Mouse.h"
 
 #define THIS ((Player*)thisx)
 
@@ -13038,6 +13039,21 @@ s32 Ship_HandleFirstPersonAiming(PlayState* play, Player* this, s32 arg2) {
         stickY += leftStickY * CVarGetFloat("gEnhancements.Camera.FirstPerson.SensitivityY", 1.0f);
     }
 
+    if (CVarGetInteger("gEnhancements.Camera.Mouse.Enabled", 0) && Mouse_IsCaptured()) {
+        MouseDelta mouseDelta = Mouse_GetDelta();
+
+        if (mouseDelta.x != 0) {
+            this->actor.focus.rot.y += mouseDelta.x * 12.0f *
+                                       CVarGetFloat("gEnhancements.Camera.Mouse.FirstPerson.SensitivityX", 1.0f) *
+                                       -GameInteractor_InvertControl(GI_INVERT_FIRST_PERSON_MOUSE_X);
+        }
+        if (mouseDelta.y != 0) {
+            this->actor.focus.rot.x += mouseDelta.y * 12.0f *
+                                       CVarGetFloat("gEnhancements.Camera.Mouse.FirstPerson.SensitivityY", 1.0f) *
+                                       -GameInteractor_InvertControl(GI_INVERT_FIRST_PERSON_MOUSE_Y);
+        }
+    }
+
     if (CVarGetInteger("gEnhancements.Camera.FirstPerson.GyroEnabled", 0)) {
         gyroX = sPlayerControlInput->cur.gyro_y * 720; // -40 to 40, avg -4 to 4
         gyroY = sPlayerControlInput->cur.gyro_x * 720; // -20 to 20, avg -2 to 2