From 0005481a36c77bfb9cfd9b4f7048a0c122649bcb Mon Sep 17 00:00:00 2001
From: Sloth <sloth@cardforge.org>
Date: Tue, 19 Feb 2013 17:02:53 +0000
Subject: [PATCH] - Improved tapPrefTargeting.

---
 .../java/forge/card/ability/ai/TapAiBase.java     | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/src/main/java/forge/card/ability/ai/TapAiBase.java b/src/main/java/forge/card/ability/ai/TapAiBase.java
index fcecdb265af..2f8d3052d14 100644
--- a/src/main/java/forge/card/ability/ai/TapAiBase.java
+++ b/src/main/java/forge/card/ability/ai/TapAiBase.java
@@ -121,6 +121,21 @@ public abstract class TapAiBase extends SpellAbilityAi  {
         final String[] tappablePermanents = { "Creature", "Land", "Artifact" };
         tapList = CardLists.getValidCards(tapList, tappablePermanents, source.getController(), source);
         tapList = CardLists.getTargetableCards(tapList, sa);
+        tapList = CardLists.filter(tapList, new Predicate<Card>() {
+            @Override
+            public boolean apply(final Card c) {
+                if (c.isCreature()) {
+                    return true;
+                }
+
+                for (final SpellAbility sa : c.getSpellAbilities()) {
+                    if (sa.isAbility() && sa.getPayCosts() != null && sa.getPayCosts().hasTapCost()) {
+                        return true;
+                    }
+                }
+                return true;
+            }
+        });
 
         if (tapList.size() == 0) {
             return false;