diff --git a/data/en.mse-locale/locale b/data/en.mse-locale/locale
index adb0c127..d3d8b077 100644
--- a/data/en.mse-locale/locale
+++ b/data/en.mse-locale/locale
@@ -485,14 +485,20 @@ label:
 	# Preferences
 	language : Language
 	windows : Open sets
-	app language : Language of the user interface :
-	card display : Card Display
-	zoom : &Zoom :
-	export : &Export :
+	app language : Language of the user interface :
+	card display : Card Display
+	storage : Storage
+	zoom : &Zoom:
+	export : &Export:
+	scale : &Internal Scale:
 	percent of normal:	% of normal size
 	external programs:	External programs
 	apprentice:			&Apprentice:
-	apprentice exe:		Apprentice Executable
+	apprentice exe:		Apprentice Executable
+	internal scale desc:
+		Scale to internally store card images at.
+		Changing this may impact how Sharpening looks.
+		Does not retroactively apply to existing images.
 	check at startup:	Check for new versions at startup
 	checking requires internet:
 		Checking for updates requires an internet connection.
@@ -675,7 +681,8 @@ title:
 	preferences:		Preferences
 	global:					Global
 	display:				Display
-	directories:			Directories
+	directories:			Directories
+	internal:               Internal
 	updates:				Updates
 	update check:			Update Check
 	locate apprentice:		Locate Apprentice
diff --git a/src/data/settings.cpp b/src/data/settings.cpp
index 4089c0df..6e77441b 100644
--- a/src/data/settings.cpp
+++ b/src/data/settings.cpp
@@ -171,7 +171,8 @@ Settings::Settings()
   , symbol_grid_size     (30)
   , symbol_grid          (true)
   , symbol_grid_snap     (false)
-  , print_layout         (LAYOUT_NO_SPACE)
+  , print_layout         (LAYOUT_NO_SPACE)
+  , internal_scale       (1.0)
   #if USE_OLD_STYLE_UPDATE_CHECKER
   , updates_url          (_("http://magicseteditor.sourceforge.net/updates"))
   #endif
@@ -257,7 +258,8 @@ IMPLEMENT_REFLECTION_NO_SCRIPT(Settings) {
   REFLECT(symbol_grid_snap);
   REFLECT(default_game);
   REFLECT(print_layout);
-  REFLECT(apprentice_location);
+  REFLECT(apprentice_location);
+  REFLECT(internal_scale);
   #if USE_OLD_STYLE_UPDATE_CHECKER
     REFLECT(updates_url);
   #else
diff --git a/src/data/settings.hpp b/src/data/settings.hpp
index fcb3d340..2ced6e4b 100644
--- a/src/data/settings.hpp
+++ b/src/data/settings.hpp
@@ -192,7 +192,10 @@ public:
   
   // --------------------------------------------------- : Special game stuff
   String apprentice_location;
-  
+  
+  // --------------------------------------------------- : Internal settings
+  double internal_scale;
+
   // --------------------------------------------------- : Update checking
   #if USE_OLD_STYLE_UPDATE_CHECKER
     String updates_url;
diff --git a/src/gui/preferences_window.cpp b/src/gui/preferences_window.cpp
index 0e2c2b67..3ede27bb 100644
--- a/src/gui/preferences_window.cpp
+++ b/src/gui/preferences_window.cpp
@@ -65,6 +65,21 @@ private:
   void updateZoom();
   void onExportZoomChange(wxCommandEvent&);
   void updateExportZoom();
+};
+
+class InternalPreferencesPage : public PreferencesPage {
+public:
+  InternalPreferencesPage(Window* parent);
+  void store() override;
+
+private:
+  DECLARE_EVENT_TABLE();
+
+  wxComboBox* internal_scale;
+  int internal_scale_int;
+
+  void onInternalScaleChange(wxCommandEvent&);
+  void updateInternalScale();
 };
 
 // Preferences page for directories of programs
@@ -107,7 +122,8 @@ PreferencesWindow::PreferencesWindow(Window* parent)
   // init notebook
   wxNotebook* nb = new wxNotebook(this, ID_NOTEBOOK);
   nb->AddPage(new GlobalPreferencesPage (nb), _TITLE_("global"));
-  nb->AddPage(new DisplayPreferencesPage(nb), _TITLE_("display"));
+  nb->AddPage(new DisplayPreferencesPage(nb), _TITLE_("display"));
+  nb->AddPage(new InternalPreferencesPage(nb), _TITLE_("internal"));
   nb->AddPage(new DirsPreferencesPage   (nb), _TITLE_("directories"));
   nb->AddPage(new UpdatePreferencesPage (nb), _TITLE_("updates"));
   
@@ -184,7 +200,7 @@ void GlobalPreferencesPage::store() {
   // set the_locale?
   // open_sets_in_new_window
   settings.open_sets_in_new_window = open_sets_in_new_window->GetValue();
-}
+}
 
 // ----------------------------------------------------------------------------- : Preferences page : display
 
@@ -293,7 +309,55 @@ BEGIN_EVENT_TABLE(DisplayPreferencesPage, wxPanel)
   EVT_COMBOBOX(ID_EXPORT_ZOOM, DisplayPreferencesPage::onExportZoomChange)
   EVT_TEXT_ENTER(ID_EXPORT_ZOOM, DisplayPreferencesPage::onExportZoomChange)
 END_EVENT_TABLE  ()
+
+// ----------------------------------------------------------------------------- : Preferences page : internal
+
+InternalPreferencesPage::InternalPreferencesPage(Window* parent) : PreferencesPage(parent) {
+  internal_scale = new wxComboBox(this, ID_INTERNAL_SCALE);
+
+  internal_scale_int = static_cast<int>(settings.internal_scale * 100);
+  internal_scale->SetValue(String::Format(_("%d%%"), internal_scale_int));
+
+  int choices[] = { 100,200 };
+  for (unsigned int i = 0; i < sizeof(choices) / sizeof(choices[0]); ++i) {
+    internal_scale->Append(String::Format(_("%d%%"), choices[i]));
+  }
+
+  wxSizer* s = new wxBoxSizer(wxVERTICAL);
+  wxSizer* s2 = new wxStaticBoxSizer(wxVERTICAL, this, _LABEL_("storage"));
+  wxSizer* s3 = new wxBoxSizer(wxHORIZONTAL);
+  s3->Add(new wxStaticText(this, wxID_ANY, _LABEL_("scale")), 0, wxALL & ~wxLEFT, 4);
+  s3->AddSpacer(2);
+  s3->Add(internal_scale);
+  s3->Add(new wxStaticText(this, wxID_ANY, _LABEL_("percent of normal")), 1, wxALL & ~wxRIGHT, 4);
+  s2->Add(s3);
+  s2->Add(new wxStaticText(this, wxID_ANY, _LABEL_("internal scale desc")), 0, wxALL & ~wxLEFT, 4);
+  s->Add(s2, 0, wxEXPAND | wxALL, 8);
+  s->SetSizeHints(this);
+  SetSizer(s);
+}
+
+void InternalPreferencesPage::store() {
+  updateInternalScale();
+  settings.internal_scale = internal_scale_int / 100.0;
+}
+
+void InternalPreferencesPage::onInternalScaleChange(wxCommandEvent&) {
+  updateInternalScale();
+}
 
+void InternalPreferencesPage::updateInternalScale() {
+  String s = internal_scale->GetValue();
+  int i = internal_scale_int;
+  if (wxSscanf(s.c_str(), _("%u"), &i)) {
+    internal_scale_int = min(max(i, 1), 1000);
+  }
+  internal_scale->SetValue(String::Format(_("%d%%"), (int)internal_scale_int));
+}
+
+BEGIN_EVENT_TABLE(InternalPreferencesPage, wxPanel)
+EVT_COMBOBOX(ID_INTERNAL_SCALE, InternalPreferencesPage::onInternalScaleChange)
+END_EVENT_TABLE()
 
 // ----------------------------------------------------------------------------- : Preferences page : directories
 
diff --git a/src/gui/value/image.cpp b/src/gui/value/image.cpp
index f13e6a37..94cb9f88 100644
--- a/src/gui/value/image.cpp
+++ b/src/gui/value/image.cpp
@@ -41,7 +41,7 @@ void ImageValueEditor::sliceImage(const Image& image) {
   AlphaMask mask;
   style().mask.getNoCache(options,mask);
   // slice
-  RealSize desiredSliceSize = RealSize(style().getSize().width * 2, style().getSize().height * 2);
+  RealSize desiredSliceSize = RealSize(style().getSize().width * settings.internal_scale, style().getSize().height * settings.internal_scale);
   ImageSliceWindow s(wxGetTopLevelParent(&editor()), image, desiredSliceSize, mask);
   // clicked ok?
   if (s.ShowModal() == wxID_OK) {
diff --git a/src/util/window_id.hpp b/src/util/window_id.hpp
index 2ec455f4..568046be 100644
--- a/src/util/window_id.hpp
+++ b/src/util/window_id.hpp
@@ -281,7 +281,9 @@ enum ControlID {
   ID_EXPORT_ZOOM_X,
   ID_EXPORT_ZOOM_Y,
   ID_SHARPEN,
-  ID_SHARPEN_AMOUNT,
+  ID_SHARPEN_AMOUNT,
+  // Internal window
+  ID_INTERNAL_SCALE,
   // Updates window
   ID_PACKAGE_LIST,
   ID_KEEP,