diff --git a/forge-gui-desktop/src/main/java/forge/screens/home/quest/VSubmenuQuestPrefs.java b/forge-gui-desktop/src/main/java/forge/screens/home/quest/VSubmenuQuestPrefs.java
index 66e77a8d099..fe988881dff 100644
--- a/forge-gui-desktop/src/main/java/forge/screens/home/quest/VSubmenuQuestPrefs.java
+++ b/forge-gui-desktop/src/main/java/forge/screens/home/quest/VSubmenuQuestPrefs.java
@@ -382,6 +382,12 @@ public enum VSubmenuQuestPrefs implements IVSubmenu<CSubmenuQuestPrefs> {
         pnlShop.add(new FLabel.Builder().text("Rare Singles").fontAlign(SwingConstants.RIGHT).build(), labelConstraints);
         pnlShop.add(new PrefInput(QPref.SHOP_SINGLES_RARE, QuestPreferencesErrType.SHOP), fieldConstraints);
 
+        pnlShop.add(new FLabel.Builder().text("Card Sale Percentage Base").fontAlign(SwingConstants.RIGHT).build(), labelConstraints);
+        pnlShop.add(new PrefInput(QPref.SHOP_SELLING_PERCENTAGE_BASE, QuestPreferencesErrType.SHOP), fieldConstraints);
+
+        pnlShop.add(new FLabel.Builder().text("Card Sale Percentage Cap").fontAlign(SwingConstants.RIGHT).build(), labelConstraints);
+        pnlShop.add(new PrefInput(QPref.SHOP_SELLING_PERCENTAGE_MAX, QuestPreferencesErrType.SHOP), fieldConstraints);
+
         pnlShop.add(new FLabel.Builder().text("Card Sale Price Cap").fontAlign(SwingConstants.RIGHT).build(), labelConstraints);
         pnlShop.add(new PrefInput(QPref.SHOP_MAX_SELLING_PRICE, QuestPreferencesErrType.SHOP), fieldConstraints);
 
diff --git a/forge-gui/src/main/java/forge/quest/QuestUtilCards.java b/forge-gui/src/main/java/forge/quest/QuestUtilCards.java
index 510056d71e1..3a32e562729 100644
--- a/forge-gui/src/main/java/forge/quest/QuestUtilCards.java
+++ b/forge-gui/src/main/java/forge/quest/QuestUtilCards.java
@@ -463,9 +463,13 @@ public final class QuestUtilCards {
      * @return the sell mutliplier
      */
     public double getSellMultiplier() {
-        double multi = 0.20 + (0.001 * this.qc.getAchievements().getWin());
-        if (multi > 0.6) {
-            multi = 0.6;
+        double baseMultiplier = Double.parseDouble(this.qpref.getPref(QPref.SHOP_SELLING_PERCENTAGE_BASE))/100.0;
+        double maxMultiplier = Double.parseDouble(this.qpref.getPref(QPref.SHOP_SELLING_PERCENTAGE_MAX))/100.0;
+
+
+        double multi = baseMultiplier + (0.001 * this.qc.getAchievements().getWin());
+        if (maxMultiplier > 0 && multi > maxMultiplier) {
+            multi = maxMultiplier;
         }
 
         final int lvlEstates = this.qc.getMode() == QuestMode.Fantasy ? this.qa.getItemLevel(QuestItemType.ESTATES) : 0;
diff --git a/forge-gui/src/main/java/forge/quest/data/QuestPreferences.java b/forge-gui/src/main/java/forge/quest/data/QuestPreferences.java
index 4cb53d44120..0103672b461 100644
--- a/forge-gui/src/main/java/forge/quest/data/QuestPreferences.java
+++ b/forge-gui/src/main/java/forge/quest/data/QuestPreferences.java
@@ -154,6 +154,10 @@ public class QuestPreferences extends PreferencesStore<QuestPreferences.QPref> i
         // How many packs the shop start with.
         SHOP_STARTING_PACKS("5"),
 
+        // Value * .20 + Wins
+        SHOP_SELLING_PERCENTAGE_BASE("20"),
+        SHOP_SELLING_PERCENTAGE_MAX("60"),
+
         // Maximum selling price in a spell shop
         SHOP_MAX_SELLING_PRICE("1000"),
         // Wins until the selling price limit is removed
@@ -277,6 +281,8 @@ public class QuestPreferences extends PreferencesStore<QuestPreferences.QPref> i
 
             case SHOP_MAX_PACKS:
             case SHOP_MAX_SELLING_PRICE:
+            case SHOP_SELLING_PERCENTAGE_BASE:
+            case SHOP_SELLING_PERCENTAGE_MAX:
             case SHOP_WINS_FOR_ADDITIONAL_PACK:
             case PLAYSET_SIZE:
             case PLAYSET_ANY_NUMBER_SIZE: