From e80f5aacb6bba789e797da2791170fb787caaa20 Mon Sep 17 00:00:00 2001
From: Sloth <sloth@cardforge.org>
Date: Sat, 1 Jun 2013 07:19:23 +0000
Subject: [PATCH] - Improved knownOriginCanPlayAI.

---
 src/main/java/forge/card/ability/ai/ChangeZoneAi.java | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/main/java/forge/card/ability/ai/ChangeZoneAi.java b/src/main/java/forge/card/ability/ai/ChangeZoneAi.java
index 2d40ca462b5..91632e94307 100644
--- a/src/main/java/forge/card/ability/ai/ChangeZoneAi.java
+++ b/src/main/java/forge/card/ability/ai/ChangeZoneAi.java
@@ -628,6 +628,15 @@ public class ChangeZoneAi extends SpellAbilityAi {
             }
         }
 
+        if (destination.equals(ZoneType.Library) && origin.equals(ZoneType.Graveyard)) {
+            if (ai.getGame().getPhaseHandler().getPhase().isBefore(PhaseType.MAIN2)) {
+                return false;
+            }
+            if (ComputerUtil.waitForBlocking(sa)) {
+                return false;
+            }
+        }
+
         final AbilitySub subAb = sa.getSubAbility();
         chance &= subAb == null || subAb.getAi().chkDrawbackWithSubs(ai, subAb);