diff --git a/projects/mtg/include/AIPlayer.h b/projects/mtg/include/AIPlayer.h
index b8aee1adf..5ff7f0904 100644
--- a/projects/mtg/include/AIPlayer.h
+++ b/projects/mtg/include/AIPlayer.h
@@ -62,7 +62,7 @@ class AIPlayer: public Player{
   AIStats * getStats();
  public:
   void End(){};
-  virtual int displayStack(){return 0;};
+  virtual int displayStack() {return 0;};
   AIStats * stats;
   ManaCost * getPotentialMana();
   AIPlayer(MTGPlayerCards * deck, string deckFile, string deckFileSmall);
diff --git a/projects/mtg/include/ActionStack.h b/projects/mtg/include/ActionStack.h
index 43ed3e428..57a7e77b9 100644
--- a/projects/mtg/include/ActionStack.h
+++ b/projects/mtg/include/ActionStack.h
@@ -57,7 +57,7 @@ class Interruptible: public PlayGuiObject, public Targetable{
   virtual void Render(){};
   int typeAsTarget(){return TARGET_STACKACTION;};
  Interruptible(bool hasFocus = false):PlayGuiObject(40,x,y,hasFocus){state=NOT_RESOLVED;display=0;source=NULL;};
-  virtual const string getDisplayName(){return "stack object";};
+  virtual const string getDisplayName() const {return "stack object";};
 #if defined (WIN32) || defined (LINUX)
   virtual void Dump();
 #endif
@@ -82,7 +82,7 @@ class Spell: public Interruptible {
   ~Spell();
   int resolve();
   void Render();
-  const string getDisplayName();
+  const string getDisplayName() const;
   virtual ostream& toString(ostream& out) const;
   MTGCardInstance * getNextCardTarget(MTGCardInstance * previous = 0);
   Player * getNextPlayerTarget(Player * previous = 0);
diff --git a/projects/mtg/include/GuiHand.h b/projects/mtg/include/GuiHand.h
index 4cf9c2197..bbb3aba38 100644
--- a/projects/mtg/include/GuiHand.h
+++ b/projects/mtg/include/GuiHand.h
@@ -68,10 +68,10 @@ class GuiHandSelf : public GuiHand
   virtual int receiveEventPlus(WEvent* e);
   virtual int receiveEventMinus(WEvent* e);
 
+  void Repos();
   bool CheckUserInput(u32 key);
   virtual void Render();
   void Update(float dt);
-  void Repos();
   float LeftBoundary();
 
   HandLimitor* limitor;
diff --git a/projects/mtg/include/MTGCardInstance.h b/projects/mtg/include/MTGCardInstance.h
index 0f3969bc3..26396643f 100644
--- a/projects/mtg/include/MTGCardInstance.h
+++ b/projects/mtg/include/MTGCardInstance.h
@@ -59,7 +59,7 @@ class MTGCardInstance: public MTGCard, public Damageable {
   Player * owner;
   Counters * counters;
   int typeAsTarget(){return TARGET_CARD;}
-  const string getDisplayName();
+  const string getDisplayName() const;
   MTGCardInstance * target;
   void addType(int type);
 
@@ -124,9 +124,11 @@ class MTGCardInstance: public MTGCard, public Damageable {
   int isInPlay();
   void resetAllDamage();
   JSample * getSample();
+
+  ostream& toString(ostream&) const;
 };
 
-
+ostream& operator<<(ostream&, const MTGCardInstance&);
 
 
 #endif
diff --git a/projects/mtg/include/MTGGameZones.h b/projects/mtg/include/MTGGameZones.h
index d452b38ab..99a8b43df 100644
--- a/projects/mtg/include/MTGGameZones.h
+++ b/projects/mtg/include/MTGGameZones.h
@@ -86,6 +86,8 @@ class MTGGameZone {
    static int zoneStringToId(string zoneName);
    static MTGGameZone *intToZone(int zoneId, MTGCardInstance * source = NULL,MTGCardInstance * target = NULL);
    bool needShuffle;
+
+   virtual ostream& toString(ostream&) const;
 };
 
 class MTGLibrary: public MTGGameZone {
@@ -93,23 +95,28 @@ class MTGLibrary: public MTGGameZone {
   //  MTGLibrary();
   void shuffleTopToBottom(int nbcards);
   MTGCardInstance * draw();
+  virtual ostream& toString(ostream&) const;
 };
 
 class MTGGraveyard: public MTGGameZone {
  public:
   // MTGGraveyard();
+  virtual ostream& toString(ostream&) const;
 };
 
 class MTGHand: public MTGGameZone {
  public:
+  virtual ostream& toString(ostream&) const;
 };
 
 class MTGRemovedFromGame: public MTGGameZone {
  public:
+  virtual ostream& toString(ostream&) const;
 };
 
 class MTGStack: public MTGGameZone {
  public:
+  virtual ostream& toString(ostream&) const;
 };
 
 class MTGInPlay: public MTGGameZone {
@@ -120,6 +127,7 @@ class MTGInPlay: public MTGGameZone {
   MTGCardInstance * getNextDefenser(MTGCardInstance * previous, MTGCardInstance * attacker);
   int nbDefensers( MTGCardInstance * attacker);
   int nbPartners(MTGCardInstance * attacker);
+  virtual ostream& toString(ostream&) const;
 };
 
 
@@ -153,8 +161,8 @@ class MTGPlayerCards {
   MTGCardInstance * putInZone(MTGCardInstance * card, MTGGameZone * from, MTGGameZone * to);
   MTGCardInstance * putInPlay(MTGCardInstance * card);
   int isInPlay(MTGCardInstance * card);
-
 };
 
+ostream& operator<<(ostream&, const MTGGameZone&);
 
 #endif
diff --git a/projects/mtg/include/Player.h b/projects/mtg/include/Player.h
index e91942b8d..7865cb2ef 100644
--- a/projects/mtg/include/Player.h
+++ b/projects/mtg/include/Player.h
@@ -17,7 +17,7 @@ class Player: public Damageable{
  public:
   virtual void End();
   int typeAsTarget(){return TARGET_PLAYER;}
-  const string getDisplayName();
+  const string getDisplayName() const;
   virtual int displayStack(){return 1;}
   JTexture * mAvatarTex;
   JQuad * mAvatar;
@@ -45,7 +45,6 @@ class HumanPlayer: public Player{
 
 };
 
-
-
+ostream& operator<<(ostream&, const Player&);
 
 #endif
diff --git a/projects/mtg/include/Targetable.h b/projects/mtg/include/Targetable.h
index 866d1eef1..825bfa604 100644
--- a/projects/mtg/include/Targetable.h
+++ b/projects/mtg/include/Targetable.h
@@ -8,7 +8,7 @@
 class Targetable{
  public:
   virtual int typeAsTarget() = 0;
-  virtual const string getDisplayName() = 0;
+  virtual const string getDisplayName() const = 0;
 };
 
 #endif
diff --git a/projects/mtg/include/WEvent.h b/projects/mtg/include/WEvent.h
index e2412e6fd..1801eda8a 100644
--- a/projects/mtg/include/WEvent.h
+++ b/projects/mtg/include/WEvent.h
@@ -1,6 +1,7 @@
 #ifndef _WEVENT_H_
 #define _WEVENT_H_
 
+#include <iostream>
 #include "PhaseRing.h"
 
 class MTGCardInstance;
@@ -21,6 +22,7 @@ public:
   int type; //Deprecated, use dynamic casting instead
   WEvent(int type = NOT_SPECIFIED);
   virtual ~WEvent() {};
+  virtual std::ostream& toString(std::ostream& out) const;
 };
 
 struct WEventZoneChange : public WEvent {
@@ -29,6 +31,7 @@ struct WEventZoneChange : public WEvent {
   MTGGameZone * to;
   WEventZoneChange(MTGCardInstance * card, MTGGameZone * from, MTGGameZone *to);
   virtual ~WEventZoneChange() {};
+  virtual std::ostream& toString(std::ostream& out) const;
 };
 
 
@@ -116,4 +119,6 @@ struct WEventEmptyManaPool : public WEvent {
   WEventEmptyManaPool(ManaPool * source);
 };
 
+std::ostream& operator<<(std::ostream&, const WEvent&);
+
 #endif
diff --git a/projects/mtg/src/ActionStack.cpp b/projects/mtg/src/ActionStack.cpp
index 20833f2f0..3452be4a2 100644
--- a/projects/mtg/src/ActionStack.cpp
+++ b/projects/mtg/src/ActionStack.cpp
@@ -115,7 +115,7 @@ Spell::Spell(int id, MTGCardInstance * _source, TargetChooser * tc, ManaCost * _
 }
 
 
-const string Spell::getDisplayName(){
+const string Spell::getDisplayName() const {
   return source->getName();
 }
 
diff --git a/projects/mtg/src/DuelLayers.cpp b/projects/mtg/src/DuelLayers.cpp
index ab32ac53a..3226e7931 100644
--- a/projects/mtg/src/DuelLayers.cpp
+++ b/projects/mtg/src/DuelLayers.cpp
@@ -113,7 +113,7 @@ void DuelLayers::Render(){
 int DuelLayers::receiveEvent(WEvent * e){
 
 #if 1
-#define PRINT_IF(type) { type *foo = dynamic_cast<type*>(e); if (foo) cout << "Is a " << #type << endl; }
+#define PRINT_IF(type) { type *foo = dynamic_cast<type*>(e); if (foo) cout << "Is a " #type " " << *foo << endl; }
   cout << "Received event " << e << " ";
   PRINT_IF(WEventZoneChange);
   PRINT_IF(WEventDamage);
diff --git a/projects/mtg/src/GuiCombat.cpp b/projects/mtg/src/GuiCombat.cpp
index 9f4d4a6c8..cfb0ed92c 100644
--- a/projects/mtg/src/GuiCombat.cpp
+++ b/projects/mtg/src/GuiCombat.cpp
@@ -331,11 +331,8 @@ int GuiCombat::receiveEventMinus(WEvent* e)
               }
       return 0;
     }
-  else if (WEventPhaseChange* event = dynamic_cast<WEventPhaseChange*>(e))
-    {
-      event = event;
-      step = BLOCKERS;
-    }
+  else if (dynamic_cast<WEventPhaseChange*>(e))
+    step = BLOCKERS;
   else if (WEventCombatStepChange* event = dynamic_cast<WEventCombatStepChange*>(e))
     switch (event->step)
       {
diff --git a/projects/mtg/src/MTGCardInstance.cpp b/projects/mtg/src/MTGCardInstance.cpp
index 303606486..3602e5093 100644
--- a/projects/mtg/src/MTGCardInstance.cpp
+++ b/projects/mtg/src/MTGCardInstance.cpp
@@ -108,7 +108,7 @@ void MTGCardInstance::initMTGCI(){
 }
 
 
-const string MTGCardInstance::getDisplayName(){
+const string MTGCardInstance::getDisplayName() const {
   return getName();
 }
 
@@ -635,3 +635,13 @@ int MTGCardInstance::stepPower(CombatStep step)
       if (has(Constants::FIRSTSTRIKE)) return 0; else return MAX(0, power);
     }
 }
+
+std::ostream& MTGCardInstance::toString(std::ostream& out) const
+{
+  return out << name;
+}
+
+std::ostream& operator<<(std::ostream& out, const MTGCardInstance& c)
+{
+  return c.toString(out);
+}
diff --git a/projects/mtg/src/MTGGameZones.cpp b/projects/mtg/src/MTGGameZones.cpp
index ce6672739..47dc1b61d 100644
--- a/projects/mtg/src/MTGGameZones.cpp
+++ b/projects/mtg/src/MTGGameZones.cpp
@@ -575,3 +575,15 @@ int MTGGameZone::zoneStringToId(string zoneName){
 MTGGameZone * MTGGameZone::stringToZone(string zoneName, MTGCardInstance * source,MTGCardInstance * target){
   return intToZone(zoneStringToId(zoneName), source,target);
 }
+
+ostream& MTGGameZone::toString(ostream& out) const { return out << "Unknown zone"; }
+ostream& MTGLibrary::toString(ostream& out) const { return out << "Library " << *owner; }
+ostream& MTGGraveyard::toString(ostream& out) const { return out << "Graveyard " << *owner; }
+ostream& MTGHand::toString(ostream& out) const { return out << "Hand " << *owner; }
+ostream& MTGRemovedFromGame::toString(ostream& out) const { return out << "RemovedFromGame " << *owner; }
+ostream& MTGStack::toString(ostream& out) const { return out << "Stack " << *owner; }
+ostream& MTGInPlay::toString(ostream& out) const { return out << "InPlay " << *owner; }
+ostream& operator<<(ostream& out, const MTGGameZone& z)
+{
+  return z.toString(out);
+}
diff --git a/projects/mtg/src/Player.cpp b/projects/mtg/src/Player.cpp
index 3fb7e9c2e..54f8ae0c6 100644
--- a/projects/mtg/src/Player.cpp
+++ b/projects/mtg/src/Player.cpp
@@ -28,7 +28,7 @@ Player::~Player(){
   SAFE_DELETE(mAvatar);
 }
 
-const string Player::getDisplayName(){
+const string Player::getDisplayName() const {
   GameObserver  * g = GameObserver::GetInstance();
   if (this == g->players[0]) return "Player 1";
   return "Player 2";
@@ -75,3 +75,8 @@ void Player::cleanupPhase(){
   game->inPlay->cleanupPhase();
   game->graveyard->cleanupPhase();
 }
+
+ostream& operator<<(ostream& out, const Player& p)
+{
+  return out << p.getDisplayName();
+}
diff --git a/projects/mtg/src/WEvent.cpp b/projects/mtg/src/WEvent.cpp
index 9b8d5daf1..b4d8b6b1f 100644
--- a/projects/mtg/src/WEvent.cpp
+++ b/projects/mtg/src/WEvent.cpp
@@ -27,3 +27,16 @@ WEventConsumeMana::WEventConsumeMana(int color, ManaPool * source) : WEvent(), c
 WEventEmptyManaPool::WEventEmptyManaPool(ManaPool * source) : WEvent(), source(source){}
 
 WEventCombatStepChange::WEventCombatStepChange(CombatStep step) : WEvent(), step(step) {};
+
+std::ostream& WEvent::toString(std::ostream& out) const
+{
+  return out << "EVENT";
+}
+std::ostream& WEventZoneChange::toString(std::ostream& out) const
+{
+  return out << "EVENT " << *card << " : " << *from << " → " << *to;
+}
+std::ostream& operator<<(std::ostream& out, const WEvent& m)
+{
+  return m.toString(out);
+}