Clean up

Author: tool4EvEr

forge-game/src/main/java/forge/game/card/CardFactoryUtil.java

@@ -650,14 +650,6 @@ public static void addTriggerAbility(final KeywordInterface inst, final Card car
 
                 final Trigger trigger = TriggerHandler.parseTrigger(trig, card, intrinsic);
                 final SpellAbility gainStory = new AbilityStatic(card, Cost.Zero, null) {
-                    @Override
-                    public Cost getPayCosts() {
-                        // AiController.doTrigger only runs an API-less trigger when it recognises a
-                        // free one, and it compares against the Cost.Zero instance. Copying the
-                        // trigger onto each card would otherwise replace it with an equal copy.
-                        return Cost.Zero;
-                    }
-
                     @Override
                     public void resolve() {
                         final Player p = getActivatingPlayer();

forge-game/src/main/java/forge/game/spellability/SpellAbility.java

@@ -1248,7 +1248,7 @@ public SpellAbility copy(Card host, Player activ, final boolean lki, final boole
                 clone.replacingObjects = AbilityKey.newMap();
             }
 
-            clone.setPayCosts(getPayCosts().copy());
+            clone.setPayCosts(getPayCosts() == Cost.Zero ? Cost.Zero : getPayCosts().copy());
             if (manaPart != null) {
                 clone.manaPart = new AbilityManaPart(clone, mapParams);
             }