Implemented Gravebreaker Lamia.

Mage/src/main/java/mage/abilities/effects/common/cost/SpellsCostReductionControllerEffect.java

@@ -55,7 +55,8 @@ public class SpellsCostReductionControllerEffect extends CostModificationEffectI
         this.filter = filter;
         this.amount = amount;
         this.upTo = upTo;
-        this.staticText = filter.getMessage() + " you cast cost " + (upTo ? "up to " : "") + '{' + amount + "} less to cast";
+        this.staticText = (filter.getMessage().contains("you cast") ? filter.getMessage() : filter.getMessage() + " you cast")
+                + " cost " + (upTo ? "up to " : "") + '{' + amount + "} less to cast";
     }
 
     protected SpellsCostReductionControllerEffect(final SpellsCostReductionControllerEffect effect) {

Mage/src/main/java/mage/filter/predicate/other/CastFromZonePredicate.java

@@ -0,0 +1,39 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package mage.filter.predicate.other;
+
+import mage.cards.Card;
+import mage.constants.Zone;
+import mage.filter.predicate.Predicate;
+import mage.game.Game;
+import mage.game.stack.Spell;
+
+/**
+ *
+ * @author LevelX2
+ */
+public class CastFromZonePredicate implements Predicate<Card> {
+
+    private final Zone zone;
+
+    public CastFromZonePredicate(Zone zone) {
+        this.zone = zone;
+    }
+
+    @Override
+    public boolean apply(Card input, Game game) {
+        if (input instanceof Spell) {
+            return zone.match(((Spell) input).getFromZone());
+        } else {
+            return zone.match(game.getState().getZone(input.getId()));
+        }
+    }
+
+    @Override
+    public String toString() {
+        return "Spells you cast from your " + zone.toString();
+    }
+}