diff --git a/forge-gui-mobile/src/forge/card/CardRenderer.java b/forge-gui-mobile/src/forge/card/CardRenderer.java
index 8be14341a78..f4f5f7d4b78 100644
--- a/forge-gui-mobile/src/forge/card/CardRenderer.java
+++ b/forge-gui-mobile/src/forge/card/CardRenderer.java
@@ -37,6 +37,7 @@ import forge.assets.FRotatedImage;
 import forge.assets.FSkin;
 import forge.assets.FSkinColor;
 import forge.assets.FSkinFont;
+import forge.assets.FSkinImageInterface;
 import forge.assets.FTextureRegionImage;
 import forge.assets.ImageCache;
 import forge.card.CardZoom.ActivateHandler;
@@ -93,13 +94,22 @@ public class CardRenderer {
         }
     }
 
+    private static float calcSymbolSize(FSkinProp skinProp) {
+        if (skinProp == null)
+            return 0f;
+        FSkinImageInterface image = FSkin.getImages().get(skinProp);
+        if (image == null)
+            return 0f;
+        return image.getNearestHQWidth(2 * (NAME_FONT.getCapHeight() - MANA_COST_PADDING));
+    }
+
     private static final FSkinFont NAME_FONT = FSkinFont.get(16);
     public static final float NAME_BOX_TINT = 0.2f;
     public static final float TEXT_BOX_TINT = 0.1f;
     public static final float PT_BOX_TINT = 0.2f;
     private static final float MANA_COST_PADDING = Utils.scale(3);
     public static final float SET_BOX_MARGIN = Utils.scale(1);
-    public static final float MANA_SYMBOL_SIZE = FSkin.getImages().get(FSkinProp.IMG_MANA_1).getNearestHQWidth(2 * (NAME_FONT.getCapHeight() - MANA_COST_PADDING));
+    public static final float MANA_SYMBOL_SIZE = calcSymbolSize(FSkinProp.IMG_MANA_1);
     private static final float NAME_COST_THRESHOLD = Utils.scale(200);
     private static final float BORDER_THICKNESS = Utils.scale(1);
     public static final float PADDING_MULTIPLIER = 0.021f;