Reverting back - 711.1. Tokens and cards with a Magic card back can't transform.

Mage.Sets/src/mage/sets/innistrad/ScreechingBat.java

@@ -128,9 +128,9 @@ class ScreechingBatTransformSourceEffect extends OneShotEffect<ScreechingBatTran
     public boolean apply(Game game, Ability source) {
         Permanent permanent = game.getPermanent(source.getSourceId());
         if (permanent != null) {
-            if (permanent.canTransform()) {
+            Cost cost = new ManaCostsImpl("{2}{B}{B}");
-                Cost cost = new ManaCostsImpl("{2}{B}{B}");
+            if (cost.pay(source, game, permanent.getControllerId(), permanent.getControllerId(), false)) {
-                if (cost.pay(source, game, permanent.getControllerId(), permanent.getControllerId(), false)) {
+                if (permanent.canTransform()) {
                     permanent.setTransformed(!permanent.isTransformed());
                 }
             }

Mage/src/mage/abilities/keyword/TransformAbility.java

@@ -84,6 +84,10 @@ class TransformEffect extends ContinuousEffectImpl<TransformEffect> {
 
         Card card = permanent.getSecondCardFace();
 
+        if (card == null) {
+            return false;
+        }
+
         permanent.setName(card.getName());
         permanent.getColor().setColor(card.getColor());
         permanent.getManaCost().clear();

Mage/src/mage/cards/Card.java

@@ -61,13 +61,11 @@ public interface Card extends MageObject {
 	public boolean isFaceDown();
 
 	public boolean canTransform();
-    public void setCanTransform(boolean value);
 	public Card getSecondCardFace();
-    public void setSecondCardFace(Card card);
-
 	public boolean isNightCard();
 
 	public void assignNewId();
+
     /**
      * Moves the card to the specified zone
      * @param zone

Mage/src/mage/cards/CardImpl.java

@@ -387,13 +387,4 @@ public abstract class CardImpl<T extends CardImpl<T>> extends MageObjectImpl<T>
         return this.nightCard;
     }
 
-    @Override
-    public void setCanTransform(boolean canTransform) {
-        this.canTransform = canTransform;
-    }
-
-    @Override
-    public void setSecondCardFace(Card card) {
-        this.secondSideCard = card;
-    }
 }

Mage/src/mage/game/permanent/token/Token.java

@@ -47,8 +47,6 @@ public class Token extends MageObjectImpl<Token> {
 
 	protected String description;
     private UUID lastAddedTokenId;
-    private boolean canTransform;
-    private Card secondCardFace;
 
 	public Token(String name, String description) {
 		this.name = name;
@@ -70,7 +68,6 @@ public class Token extends MageObjectImpl<Token> {
 	public Token(final Token token) {
 		super(token);
 		this.description = token.description;
-        this.canTransform = token.canTransform;
 	}
 
 	public String getDescription() {
@@ -99,10 +96,6 @@ public class Token extends MageObjectImpl<Token> {
             amount = event.getAmount();
             for (int i = 0; i < amount; i++) {
                 PermanentToken permanent = new PermanentToken(this, controllerId, setCode);
-                if (this.canTransform) {
-                    permanent.setCanTransform(this.canTransform);
-                    permanent.setSecondCardFace(this.secondCardFace);
-                }
                 game.getBattlefield().addPermanent(permanent);
                 this.lastAddedTokenId = permanent.getId();
                 permanent.entersBattlefield(sourceId, game);
@@ -113,12 +106,4 @@ public class Token extends MageObjectImpl<Token> {
         }
         return false;
 	}
-
-    public void setCanTransform(boolean canTransform) {
-        this.canTransform = canTransform;
-    }
-
-    public void setSecondCardFace(Card card) {
-        this.secondCardFace = card;
-    }
 }

Mage/src/mage/game/stack/Spell.java

@@ -351,10 +351,6 @@ public class Spell<T extends Spell<T>> implements StackObject, Card {
         return false;
     }
 
-    @Override
-    public void setCanTransform(boolean value) {
-    }
-
     @Override
     public Card getSecondCardFace() {
         return null;
@@ -440,9 +436,5 @@ public class Spell<T extends Spell<T>> implements StackObject, Card {
 	public void setCopiedSpell(boolean isCopied) {
 		this.copiedSpell = isCopied;
 	}
-
-    @Override
-    public void setSecondCardFace(Card card) {
-    }
 }
 

Mage/src/mage/util/functions/CopyFunction.java

@@ -79,11 +79,6 @@ public class CopyFunction implements Function<Card, Card> {
 		target.getPower().setValue(source.getPower().getValue());
 		target.getToughness().setValue(source.getToughness().getValue());
 
-        if (source.canTransform()) {
-            target.setCanTransform(true);
-            target.setSecondCardFace(source.getSecondCardFace());
-        }
-
 		return target;
 	}
 

Mage/src/mage/util/functions/CopyTokenFunction.java

@@ -80,11 +80,6 @@ public class CopyTokenFunction implements Function<Token, Card> {
 		target.getPower().setValue(source.getPower().getValue());
 		target.getToughness().setValue(source.getToughness().getValue());
 
-        if (source.canTransform()) {
-            target.setCanTransform(true);
-            target.setSecondCardFace(source.getSecondCardFace());
-        }
-
 		return target;
 	}