diff --git a/Mage/src/mage/game/combat/Combat.java b/Mage/src/mage/game/combat/Combat.java
index afa94cb982..4650ae1993 100644
--- a/Mage/src/mage/game/combat/Combat.java
+++ b/Mage/src/mage/game/combat/Combat.java
@@ -773,15 +773,17 @@ public class Combat implements Serializable, Copyable<Combat> {
         }
     }
 
-    public void removeFromCombat(UUID creatureId, Game game) {
+    public boolean removeFromCombat(UUID creatureId, Game game) {
+        boolean result = false;
         Permanent creature = game.getPermanent(creatureId);
         if (creature != null) {
             creature.setAttacking(false);
             creature.setBlocking(0);
             for (CombatGroup group : groups) {
-                group.remove(creatureId);
+                result |= group.remove(creatureId);
             }
         }
+        return result;
     }
 
     public void endCombat(Game game) {
diff --git a/Mage/src/mage/game/combat/CombatGroup.java b/Mage/src/mage/game/combat/CombatGroup.java
index a1c0a969ec..465f543286 100644
--- a/Mage/src/mage/game/combat/CombatGroup.java
+++ b/Mage/src/mage/game/combat/CombatGroup.java
@@ -492,18 +492,22 @@ public class CombatGroup implements Serializable, Copyable<CombatGroup> {
         return defenderIsPlaneswalker;
     }
 
-    public void remove(UUID creatureId) {
+    public boolean remove(UUID creatureId) {
+        boolean result = false;
         if (attackers.contains(creatureId)) {
             attackers.remove(creatureId);
-        }
-        if (blockers.contains(creatureId)) {
-            blockers.remove(creatureId);
-
-            //20100423 - 509.2a
-            if (blockerOrder.contains(creatureId)) {
-                blockerOrder.remove(creatureId);
+            result = true;
+        } else {
+            if (blockers.contains(creatureId)) {
+                blockers.remove(creatureId);
+                result = true;
+                //20100423 - 509.2a
+                if (blockerOrder.contains(creatureId)) {
+                    blockerOrder.remove(creatureId);
+                }
             }
         }
+        return result;
     }
 
     public void acceptBlockers(Game game) {
diff --git a/Mage/src/mage/game/permanent/PermanentImpl.java b/Mage/src/mage/game/permanent/PermanentImpl.java
index 005bc39112..9279e4b0dc 100644
--- a/Mage/src/mage/game/permanent/PermanentImpl.java
+++ b/Mage/src/mage/game/permanent/PermanentImpl.java
@@ -817,7 +817,8 @@ public abstract class PermanentImpl<T extends PermanentImpl<T>> extends CardImpl
     public boolean sacrifice(UUID sourceId, Game game) {
         //20091005 - 701.13
         if (!game.replaceEvent(GameEvent.getEvent(EventType.SACRIFICE_PERMANENT, objectId, sourceId, controllerId))) {
-            if (moveToZone(Zone.GRAVEYARD, sourceId, game, true)) {
+            // Commander replacement effect does not prevent successful sacrifice
+            if (moveToZone(Zone.GRAVEYARD, sourceId, game, true) || game.getState().getZone(this.getId()).equals(Zone.COMMAND)) {
                 Player player = game.getPlayer(getControllerId());
                 if (player != null) {
                     game.informPlayers(new StringBuilder(player.getName()).append(" sacrificed ").append(this.getName()).toString());
@@ -976,7 +977,11 @@ public abstract class PermanentImpl<T extends PermanentImpl<T>> extends CardImpl
 
     @Override
     public boolean removeFromCombat(Game game) {
-        game.getCombat().removeFromCombat(objectId, game);
+        if (this.isAttacking() || this.blocking > 0) {
+            if (game.getCombat().removeFromCombat(objectId, game)) {
+                game.informPlayers(new StringBuilder(this.getName()).append(" removed from combat").toString());
+            }
+        }
         return true;
     }