* Choose from outside - added card hints about sideboard stats and howto view a cards list;

Mage/src/main/java/mage/abilities/dynamicvalue/common/SideboardCardsYouControlCount.java

@@ -0,0 +1,39 @@
+package mage.abilities.dynamicvalue.common;
+
+import mage.abilities.Ability;
+import mage.abilities.dynamicvalue.DynamicValue;
+import mage.abilities.effects.Effect;
+import mage.game.Game;
+import mage.players.Player;
+
+/**
+ * @author JayDi85
+ */
+public enum SideboardCardsYouControlCount implements DynamicValue {
+
+    instance;
+
+    @Override
+    public int calculate(Game game, Ability sourceAbility, Effect effect) {
+        Player player = game.getPlayer(sourceAbility.getControllerId());
+        if (player == null) {
+            return 0;
+        }
+        return player.getSideboard().size();
+    }
+
+    @Override
+    public SideboardCardsYouControlCount copy() {
+        return instance;
+    }
+
+    @Override
+    public String toString() {
+        return "1";
+    }
+
+    @Override
+    public String getMessage() {
+        return "cards in your sideboard";
+    }
+}