diff --git a/Mage.Sets/src/mage/sets/UnstablePromos.java b/Mage.Sets/src/mage/sets/UnstablePromos.java
new file mode 100644
index 0000000000..80779ead40
--- /dev/null
+++ b/Mage.Sets/src/mage/sets/UnstablePromos.java
@@ -0,0 +1,25 @@
+package mage.sets;
+
+import mage.cards.ExpansionSet;
+import mage.constants.Rarity;
+import mage.constants.SetType;
+
+/**
+ * https://scryfall.com/sets/pust
+ */
+public class UnstablePromos extends ExpansionSet {
+
+    private static final UnstablePromos instance = new UnstablePromos();
+
+    public static UnstablePromos getInstance() {
+        return instance;
+    }
+
+    private UnstablePromos() {
+        super("Unstable Promos", "PUST", ExpansionSet.buildDate(2017, 11, 13), SetType.JOKESET);
+        this.hasBoosters = false;
+        this.hasBasicLands = false;
+
+        cards.add(new SetCardInfo("Earl of Squirrel", 108, Rarity.RARE, mage.cards.e.EarlOfSquirrel.class));
+     }
+}