diff --git a/NHSE.Sprites/Field/FieldItemSprite.cs b/NHSE.Sprites/Field/FieldItemSprite.cs
index 9123208..10c665c 100644
--- a/NHSE.Sprites/Field/FieldItemSprite.cs
+++ b/NHSE.Sprites/Field/FieldItemSprite.cs
@@ -57,7 +57,7 @@ public static Color GetItemColor(FieldItem item)
         {
             var kind = ItemInfo.GetItemKind(item);
             if (kind == ItemKind.Unknown)
-                return item.DisplayItemId == FieldItem.NONE ? Color.LimeGreen : Color.DarkGreen;
+                return item.DisplayItemId == FieldItem.NONE ? Color.Transparent : Color.DarkGreen;
             return Colors[(int)kind];
         }
 
diff --git a/NHSE.Sprites/Field/FieldItemSpriteDrawer.cs b/NHSE.Sprites/Field/FieldItemSpriteDrawer.cs
index 5598653..d23c0d5 100644
--- a/NHSE.Sprites/Field/FieldItemSpriteDrawer.cs
+++ b/NHSE.Sprites/Field/FieldItemSpriteDrawer.cs
@@ -60,7 +60,7 @@ private static void LoadPixelsFromLayer(FieldItemLayer layer, int x0, int y0, in
         }
 
         // non-allocation image generator
-        public static Bitmap GetBitmapLayerAcre(FieldItemLayer layer, int x0, int y0, int scale, int[] acre1, int[] acreScale, Bitmap dest)
+        public static Bitmap GetBitmapLayerAcre(FieldItemLayer layer, int x0, int y0, int scale, int[] acre1, int[] acreScale, Bitmap dest, int transparency = -1)
         {
             var w = layer.GridWidth;
             var h = layer.GridHeight;
@@ -69,6 +69,9 @@ public static Bitmap GetBitmapLayerAcre(FieldItemLayer layer, int x0, int y0, in
             h *= scale;
             ImageUtil.ScalePixelImage(acre1, acreScale, w, h, scale);
 
+            if (transparency >> 24 != 0xFF)
+                ImageUtil.SetAllTransparencyTo(acreScale, transparency);
+
             // draw symbols over special items now?
             DrawDirectionals(acreScale, layer, w, x0, y0, scale);
 
@@ -185,9 +188,11 @@ public static Bitmap GetBitmapLayer(FieldItemLayer layer, int x, int y, int scal
             return DrawViewReticle(map, layer, x, y, scale);
         }
 
-        public static Bitmap GetBitmapLayer(FieldItemLayer layer, int x, int y, int[] data, Bitmap dest)
+        public static Bitmap GetBitmapLayer(FieldItemLayer layer, int x, int y, int[] data, Bitmap dest, int transparency = -1)
         {
             LoadBitmapLayer(layer.Tiles, data, layer.MapWidth, layer.MapHeight);
+            if (transparency >> 24 != 0xFF)
+                ImageUtil.SetAllTransparencyTo(data, transparency);
             ImageUtil.SetBitmapData(dest, data);
             return DrawViewReticle(dest, layer, x, y);
         }
diff --git a/NHSE.Sprites/Field/TerrainSprite.cs b/NHSE.Sprites/Field/TerrainSprite.cs
index c41b91e..451acc7 100644
--- a/NHSE.Sprites/Field/TerrainSprite.cs
+++ b/NHSE.Sprites/Field/TerrainSprite.cs
@@ -142,5 +142,23 @@ private static void GetBuildingCoordinate(MapGrid g, ushort bx, ushort by, int s
             x = (int) (((bx / 2f) - buildingShift) * scale);
             y = (int) (((by / 2f) - buildingShift) * scale);
         }
+
+        public static Image GetAcre(in int topX, in int topY, TerrainManager terrain, int acreScale)
+        {
+            int[] data = new int[16 * 16];
+            int index = 0;
+            for (int y = 0; y < 16; y++)
+            {
+                var yi = y + topY;
+                for (int x = 0; x < 16; x++, index++)
+                {
+                    var tile = terrain.GetTile(x + topX, yi);
+                    data[index] = GetTileColor(tile).ToArgb();
+                }
+            }
+
+            var final = ImageUtil.ScalePixelImage(data, acreScale, 16, 16, out int fw, out int fh);
+            return ImageUtil.GetBitmap(final, fw, fh);
+        }
     }
 }
diff --git a/NHSE.Sprites/Util/ImageUtil.cs b/NHSE.Sprites/Util/ImageUtil.cs
index a34b32c..26772fd 100644
--- a/NHSE.Sprites/Util/ImageUtil.cs
+++ b/NHSE.Sprites/Util/ImageUtil.cs
@@ -108,5 +108,14 @@ public static void ScalePixelImage(int[] data, int[] scaled, int fW, int fH, int
                     Array.Copy(scaled, baseIndex, scaled, baseIndex + (y1 * fW), fW);
             }
         }
+
+        /// <summary>
+        /// Sets a bitwise and of the requested transparency; this is assuming the pixel value is 0xFF_xx_xx_xx. Single operation laziness!
+        /// </summary>
+        public static void SetAllTransparencyTo(int[] data, int trans)
+        {
+            for (int i = 0; i < data.Length; i++)
+                data[i] &= trans;
+        }
     }
 }
diff --git a/NHSE.WinForms/Subforms/Map/FieldItemEditor.Designer.cs b/NHSE.WinForms/Subforms/Map/FieldItemEditor.Designer.cs
index f8930ae..652cb95 100644
--- a/NHSE.WinForms/Subforms/Map/FieldItemEditor.Designer.cs
+++ b/NHSE.WinForms/Subforms/Map/FieldItemEditor.Designer.cs
@@ -65,12 +65,14 @@ private void InitializeComponent()
             this.B_RemoveObjects = new System.Windows.Forms.Button();
             this.GB_Remove = new System.Windows.Forms.GroupBox();
             this.B_RemovePlacedItems = new System.Windows.Forms.Button();
+            this.TR_Transparency = new System.Windows.Forms.TrackBar();
             this.CM_Click.SuspendLayout();
             ((System.ComponentModel.ISupportInitialize)(this.PB_Map)).BeginInit();
             this.CM_Picture.SuspendLayout();
             ((System.ComponentModel.ISupportInitialize)(this.NUD_Layer)).BeginInit();
             ((System.ComponentModel.ISupportInitialize)(this.PB_Acre)).BeginInit();
             this.GB_Remove.SuspendLayout();
+            ((System.ComponentModel.ISupportInitialize)(this.TR_Transparency)).BeginInit();
             this.SuspendLayout();
             // 
             // B_Cancel
@@ -420,11 +422,23 @@ private void InitializeComponent()
             this.B_RemovePlacedItems.UseVisualStyleBackColor = true;
             this.B_RemovePlacedItems.Click += new System.EventHandler(this.B_RemovePlacedItems_Click);
             // 
+            // TR_Transparency
+            // 
+            this.TR_Transparency.Location = new System.Drawing.Point(535, 250);
+            this.TR_Transparency.Maximum = 100;
+            this.TR_Transparency.Name = "TR_Transparency";
+            this.TR_Transparency.Size = new System.Drawing.Size(226, 45);
+            this.TR_Transparency.TabIndex = 36;
+            this.TR_Transparency.TickFrequency = 10;
+            this.TR_Transparency.Value = 90;
+            this.TR_Transparency.Scroll += new System.EventHandler(this.TR_Transparency_Scroll);
+            // 
             // FieldItemEditor
             // 
             this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
             this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
             this.ClientSize = new System.Drawing.Size(981, 537);
+            this.Controls.Add(this.TR_Transparency);
             this.Controls.Add(this.GB_Remove);
             this.Controls.Add(this.PB_Acre);
             this.Controls.Add(this.L_Layer);
@@ -458,6 +472,7 @@ private void InitializeComponent()
             ((System.ComponentModel.ISupportInitialize)(this.NUD_Layer)).EndInit();
             ((System.ComponentModel.ISupportInitialize)(this.PB_Acre)).EndInit();
             this.GB_Remove.ResumeLayout(false);
+            ((System.ComponentModel.ISupportInitialize)(this.TR_Transparency)).EndInit();
             this.ResumeLayout(false);
             this.PerformLayout();
 
@@ -499,5 +514,6 @@ private void InitializeComponent()
         private System.Windows.Forms.Button B_RemoveObjects;
         private System.Windows.Forms.GroupBox GB_Remove;
         private System.Windows.Forms.Button B_RemovePlacedItems;
+        private System.Windows.Forms.TrackBar TR_Transparency;
     }
 }
\ No newline at end of file
diff --git a/NHSE.WinForms/Subforms/Map/FieldItemEditor.cs b/NHSE.WinForms/Subforms/Map/FieldItemEditor.cs
index e1c77a1..3f366a7 100644
--- a/NHSE.WinForms/Subforms/Map/FieldItemEditor.cs
+++ b/NHSE.WinForms/Subforms/Map/FieldItemEditor.cs
@@ -24,6 +24,8 @@ public partial class FieldItemEditor : Form
         private readonly int[] Map;
         private readonly Bitmap MapReticle;
 
+        private readonly TerrainManager Terrain;
+
         private int X;
         private int Y;
 
@@ -43,6 +45,9 @@ public FieldItemEditor(MainSave sav)
             Map = new int[l1.MapWidth * l1.MapHeight * MapScale * MapScale];
             MapReticle = new Bitmap(l1.MapWidth * MapScale, l1.MapHeight * MapScale);
 
+            Terrain = new TerrainManager(sav.GetTerrain());
+            PB_Map.BackgroundImage = TerrainSprite.CreateMap(Terrain, 2);
+
             foreach (var acre in MapGrid.Acres)
                 CB_Acre.Items.Add(acre.Name);
 
@@ -65,19 +70,29 @@ private void ChangeViewToAcre(int acre)
 
         private void ReloadMap()
         {
-            PB_Map.Image = FieldItemSpriteDrawer.GetBitmapLayer(Layer, X, Y, Map, MapReticle);
+            var transparency = TR_Transparency.Value / 100d;
+            var t = ((int)(0xFF * transparency) << 24) | 0x00FF_FFFF;
+            PB_Map.Image = FieldItemSpriteDrawer.GetBitmapLayer(Layer, X, Y, Map, MapReticle, t);
         }
 
         private void LoadGrid(int topX, int topY)
         {
             ReloadGrid(Layer, topX, topY);
+            ReloadBackground(topX, topY);
             UpdateArrowVisibility();
             ReloadMap();
         }
 
+        private void ReloadBackground(int topX, int topY)
+        {
+            PB_Acre.BackgroundImage = TerrainSprite.GetAcre(topX/2, topY/2, Terrain, AcreScale * 2);
+        }
+
         private void ReloadGrid(FieldItemLayer layer, int topX, int topY)
         {
-            PB_Acre.Image = FieldItemSpriteDrawer.GetBitmapLayerAcre(layer, topX, topY, AcreScale, Scale1, ScaleX, ScaleAcre);
+            var transparency = TR_Transparency.Value / 100d;
+            var t = ((int) (0xFF * transparency) << 24) | 0x00FF_FFFF;
+            PB_Acre.Image = FieldItemSpriteDrawer.GetBitmapLayerAcre(layer, topX, topY, AcreScale, Scale1, ScaleX, ScaleAcre, t);
         }
 
         private void UpdateArrowVisibility()
@@ -179,7 +194,7 @@ private void B_Up_Click(object sender, EventArgs e)
             if (ModifierKeys != Keys.Shift)
             {
                 if (Y != 0)
-                    LoadGrid(X, --Y);
+                    LoadGrid(X, Y -= 2);
                 return;
             }
 
@@ -191,7 +206,7 @@ private void B_Left_Click(object sender, EventArgs e)
             if (ModifierKeys != Keys.Shift)
             {
                 if (X != 0)
-                    LoadGrid(--X, Y);
+                    LoadGrid(X -= 2, Y);
                 return;
             }
 
@@ -202,8 +217,8 @@ private void B_Right_Click(object sender, EventArgs e)
         {
             if (ModifierKeys != Keys.Shift)
             {
-                if (X != Layer.MapWidth - 1)
-                    LoadGrid(++X, Y);
+                if (X != Layer.MapWidth - 2)
+                    LoadGrid(X += 2, Y);
                 return;
             }
 
@@ -340,6 +355,8 @@ private void ClickMapAt(MouseEventArgs e, bool skipLagCheck)
             int mY = e.Y;
             bool centerReticle = CHK_SnapToAcre.Checked;
             GetViewAnchorCoordinates(mX, mY, out var x, out var y, centerReticle);
+            x &= 0xFFFE;
+            y &= 0xFFFE;
 
             var acre = layer.GetAcre(x, y);
             bool sameAcre = AcreIndex == acre;
@@ -431,5 +448,11 @@ private void Remove(Control sender, Func<int, int, int, int, int> removal)
         private void B_RemovePlacedItems_Click(object sender, EventArgs e) => Remove(B_RemovePlacedItems, Layer.RemoveAllPlacedItems);
 
         private void PG_Tile_PropertyValueChanged(object s, PropertyValueChangedEventArgs e) => PG_Tile.SelectedObject = PG_Tile.SelectedObject;
+
+        private void TR_Transparency_Scroll(object sender, EventArgs e)
+        {
+            ReloadGrid(Layer, X, Y);
+            ReloadMap();
+        }
     }
 }