Fixed NPE errors

Mage.Sets/src/mage/cards/b/BolassCitadel.java

@@ -22,9 +22,9 @@ import mage.filter.predicate.mageobject.CardTypePredicate;
 import mage.game.Game;
 import mage.players.Player;
 import mage.target.common.TargetControlledPermanent;
+import mage.util.CardUtil;
 
 import java.util.UUID;
-import mage.abilities.costs.Cost;
 
 /**
  * @author jeffwadsworth
@@ -97,7 +97,7 @@ class BolassCitadelPlayTheTopCardEffect extends AsThoughEffectImpl {
     @Override
     public boolean applies(UUID objectId, Ability affectedAbility, Ability source, Game game, UUID playerId) {
         Card cardToCheck = game.getCard(objectId);
-        objectId = game.getCard(objectId).getMainCard().getId(); // for split cards
+        objectId = CardUtil.getMainCardId(game, objectId); // for split cards
 
         if (playerId.equals(source.getControllerId()) && cardToCheck.isOwnedBy(source.getControllerId())) {
             Player controller = game.getPlayer(cardToCheck.getOwnerId());

Mage.Sets/src/mage/cards/c/CovetousUrge.java

@@ -18,6 +18,7 @@ import mage.target.common.TargetCardInGraveyard;
 import mage.target.common.TargetCardInHand;
 import mage.target.common.TargetOpponent;
 import mage.target.targetpointer.FixedTarget;
+import mage.util.CardUtil;
 
 import java.util.Objects;
 import java.util.UUID;
@@ -156,7 +157,7 @@ class CovetousUrgeSpendAnyManaEffect extends AsThoughEffectImpl implements AsTho
 
     @Override
     public boolean applies(UUID objectId, Ability source, UUID affectedControllerId, Game game) {
-        objectId = game.getCard(objectId).getMainCard().getId(); // for split cards
+        objectId = CardUtil.getMainCardId(game, objectId); // for split cards
         FixedTarget fixedTarget = ((FixedTarget) getTargetPointer());
         return source.isControlledBy(affectedControllerId)
                 && Objects.equals(objectId, fixedTarget.getTarget())

Mage.Sets/src/mage/cards/c/CunningAbduction.java

@@ -122,7 +122,7 @@ class CunningAbductionSpendAnyManaEffect extends AsThoughEffectImpl implements A
 
     @Override
     public boolean applies(UUID objectId, Ability source, UUID affectedControllerId, Game game) {
-        objectId = game.getCard(objectId).getMainCard().getId(); // for split cards
+        objectId = CardUtil.getMainCardId(game, objectId); // for split cards
         if (objectId.equals(((FixedTarget) getTargetPointer()).getTarget())
                 && game.getState().getZoneChangeCounter(objectId) <= ((FixedTarget) getTargetPointer()).getZoneChangeCounter() + 1) {
             // if the card moved from exile to spell the zone change counter is increased by 1 (effect must applies before and on stack, use isCheckPlayableMode?)

Mage.Sets/src/mage/cards/d/DaxosOfMeletis.java

@@ -177,7 +177,7 @@ class DaxosOfMeletisSpendAnyManaEffect extends AsThoughEffectImpl implements AsT
 
     @Override
     public boolean applies(UUID objectId, Ability source, UUID affectedControllerId, Game game) {
-        objectId = game.getCard(objectId).getMainCard().getId(); // for split cards
+        objectId = CardUtil.getMainCardId(game, objectId); // for split cards
         FixedTarget fixedTarget = ((FixedTarget) getTargetPointer());
         return source.isControlledBy(affectedControllerId)
                 && Objects.equals(objectId, fixedTarget.getTarget())

Mage.Sets/src/mage/cards/d/DeadMansChest.java

@@ -22,6 +22,7 @@ import mage.players.ManaPoolItem;
 import mage.players.Player;
 import mage.target.TargetPermanent;
 import mage.target.targetpointer.FixedTarget;
+import mage.util.CardUtil;
 
 import java.util.Set;
 import java.util.UUID;
@@ -169,7 +170,7 @@ class DeadMansChestSpendManaEffect extends AsThoughEffectImpl implements AsThoug
 
     @Override
     public boolean applies(UUID objectId, Ability source, UUID affectedControllerId, Game game) {
-        objectId = game.getCard(objectId).getMainCard().getId(); // for split cards
+        objectId = CardUtil.getMainCardId(game, objectId); // for split cards
         if (objectId.equals(((FixedTarget) getTargetPointer()).getTarget())
                 && game.getState().getZoneChangeCounter(objectId) <= ((FixedTarget) getTargetPointer()).getZoneChangeCounter() + 1) {
             // if the card moved from exile to spell the zone change counter is increased by 1 (effect must applies before and on stack, use isCheckPlayableMode?)

Mage.Sets/src/mage/cards/d/DireFleetDaredevil.java

@@ -21,6 +21,7 @@ import mage.players.ManaPoolItem;
 import mage.players.Player;
 import mage.target.common.TargetCardInOpponentsGraveyard;
 import mage.target.targetpointer.FixedTarget;
+import mage.util.CardUtil;
 
 import java.util.Objects;
 import java.util.UUID;
@@ -133,7 +134,7 @@ class DireFleetDaredevilSpendAnyManaEffect extends AsThoughEffectImpl implements
 
     @Override
     public boolean applies(UUID objectId, Ability source, UUID affectedControllerId, Game game) {
-        objectId = game.getCard(objectId).getMainCard().getId(); // for split cards
+        objectId = CardUtil.getMainCardId(game, objectId); // for split cards
         FixedTarget fixedTarget = ((FixedTarget) getTargetPointer());
         return source.isControlledBy(affectedControllerId)
                 && Objects.equals(objectId, ((FixedTarget) getTargetPointer()).getTarget())

Mage.Sets/src/mage/cards/g/GrenzoHavocRaiser.java

@@ -233,7 +233,7 @@ class GrenzoHavocRaiserSpendAnyManaEffect extends AsThoughEffectImpl implements
 
     @Override
     public boolean applies(UUID objectId, Ability source, UUID affectedControllerId, Game game) {
-        objectId = game.getCard(objectId).getMainCard().getId(); // for split cards
+        objectId = CardUtil.getMainCardId(game, objectId); // for split cards
         FixedTarget fixedTarget = ((FixedTarget) getTargetPointer());
         return source.isControlledBy(affectedControllerId)
                 && Objects.equals(objectId, ((FixedTarget) getTargetPointer()).getTarget())

Mage.Sets/src/mage/cards/h/HostageTaker.java

@@ -173,7 +173,7 @@ class HostageTakerSpendAnyManaEffect extends AsThoughEffectImpl implements AsTho
 
     @Override
     public boolean applies(UUID objectId, Ability source, UUID affectedControllerId, Game game) {
-        objectId = game.getCard(objectId).getMainCard().getId(); // for split cards
+        objectId = CardUtil.getMainCardId(game, objectId); // for split cards
         FixedTarget fixedTarget = ((FixedTarget) getTargetPointer());
         return source.isControlledBy(affectedControllerId)
                 && Objects.equals(objectId, fixedTarget.getTarget())

Mage.Sets/src/mage/cards/m/MnemonicBetrayal.java

@@ -3,18 +3,20 @@ package mage.cards.m;
 import mage.abilities.Ability;
 import mage.abilities.DelayedTriggeredAbility;
 import mage.abilities.effects.AsThoughEffectImpl;
+import mage.abilities.effects.AsThoughManaEffect;
 import mage.abilities.effects.OneShotEffect;
 import mage.abilities.effects.common.ExileSpellEffect;
 import mage.cards.*;
 import mage.constants.*;
 import mage.game.Game;
 import mage.game.events.GameEvent;
+import mage.players.ManaPoolItem;
 import mage.players.Player;
+import mage.util.CardUtil;
+
 import java.util.HashMap;
 import java.util.Map;
 import java.util.UUID;
-import mage.abilities.effects.AsThoughManaEffect;
-import mage.players.ManaPoolItem;
 
 /**
  * @author TheElk801
@@ -156,7 +158,7 @@ class MnemonicBetrayalAnyColorEffect extends AsThoughEffectImpl implements AsTho
 
     @Override
     public boolean applies(UUID objectId, Ability source, UUID affectedControllerId, Game game) {
-        objectId = game.getCard(objectId).getMainCard().getId(); // for split cards
+        objectId = CardUtil.getMainCardId(game, objectId); // for split cards
         if (objectId.equals(card.getId())
                 && card.getZoneChangeCounter(game) <= zoneCounter + 1
                 && affectedControllerId.equals(source.getControllerId())) {

Mage.Sets/src/mage/cards/o/OathOfNissa.java

@@ -16,6 +16,7 @@ import mage.game.Game;
 import mage.players.ManaPoolItem;
 import mage.players.Player;
 import mage.target.TargetCard;
+import mage.util.CardUtil;
 
 import java.util.UUID;
 
@@ -127,7 +128,7 @@ class OathOfNissaSpendAnyManaEffect extends AsThoughEffectImpl implements AsThou
 
     @Override
     public boolean applies(UUID objectId, Ability source, UUID affectedControllerId, Game game) {
-        objectId = game.getCard(objectId).getMainCard().getId(); // for split cards
+        objectId = CardUtil.getMainCardId(game, objectId); // for split cards
         if (source.isControlledBy(affectedControllerId)) {
             MageObject mageObject = game.getObject(objectId);
             return mageObject != null && mageObject.isPlaneswalker();

Mage.Sets/src/mage/cards/p/PsychicIntrusion.java

@@ -144,7 +144,7 @@ class PsychicIntrusionCastFromExileEffect extends AsThoughEffectImpl {
 
     @Override
     public boolean applies(UUID objectId, Ability source, UUID affectedControllerId, Game game) {
-        objectId = game.getCard(objectId).getMainCard().getId(); // for split cards
+        objectId = CardUtil.getMainCardId(game, objectId); // for split cards
         if (objectId.equals(getTargetPointer().getFirst(game, source))) {
             return affectedControllerId.equals(source.getControllerId());
         } else {
@@ -180,7 +180,7 @@ class PsychicIntrusionSpendAnyManaEffect extends AsThoughEffectImpl implements A
 
     @Override
     public boolean applies(UUID objectId, Ability source, UUID affectedControllerId, Game game) {
-        objectId = game.getCard(objectId).getMainCard().getId(); // for split cards
+        objectId = CardUtil.getMainCardId(game, objectId); // for split cards
         if (objectId.equals(((FixedTarget) getTargetPointer()).getTarget())
                 && game.getState().getZoneChangeCounter(objectId) <= ((FixedTarget) getTargetPointer()).getZoneChangeCounter() + 1) {
             // if the card moved from exile to spell the zone change counter is increased by 1 (effect must applies before and on stack, use isCheckPlayableMode?)

Mage.Sets/src/mage/cards/q/QuicksilverElemental.java

@@ -18,6 +18,7 @@ import mage.game.permanent.Permanent;
 import mage.players.ManaPoolItem;
 import mage.target.common.TargetCreaturePermanent;
 import mage.target.targetpointer.FixedTarget;
+import mage.util.CardUtil;
 
 import java.util.UUID;
 
@@ -141,7 +142,7 @@ class QuickSilverElementalBlueManaEffect extends AsThoughEffectImpl implements A
 
     @Override
     public boolean applies(UUID objectId, Ability source, UUID affectedControllerId, Game game) {
-        objectId = game.getCard(objectId).getMainCard().getId(); // for split cards
+        objectId = CardUtil.getMainCardId(game, objectId); // for split cards
         if (objectId.equals(getTargetPointer().getFirst(game, source))) {
             return affectedControllerId.equals(source.getControllerId());
         }

Mage.Sets/src/mage/cards/r/RobberOfTheRich.java

@@ -194,7 +194,7 @@ class RobberOfTheRichSpendAnyManaEffect extends AsThoughEffectImpl implements As
 
     @Override
     public boolean applies(UUID objectId, Ability source, UUID affectedControllerId, Game game) {
-        objectId = game.getCard(objectId).getMainCard().getId(); // for split cards
+        objectId = CardUtil.getMainCardId(game, objectId); // for split cards
         FixedTarget fixedTarget = ((FixedTarget) getTargetPointer());
         return source.isControlledBy(affectedControllerId)
                 && Objects.equals(objectId, fixedTarget.getTarget())

Mage.Sets/src/mage/cards/s/StolenStrategy.java

@@ -157,7 +157,7 @@ class StolenStrategySpendAnyManaEffect extends AsThoughEffectImpl implements AsT
 
     @Override
     public boolean applies(UUID objectId, Ability source, UUID affectedControllerId, Game game) {
-        objectId = game.getCard(objectId).getMainCard().getId(); // for split cards
+        objectId = CardUtil.getMainCardId(game, objectId); // for split cards
         FixedTarget fixedTarget = ((FixedTarget) getTargetPointer());
         return source.isControlledBy(affectedControllerId)
                 && Objects.equals(objectId, fixedTarget.getTarget())

Mage.Sets/src/mage/cards/t/ThiefOfSanity.java

@@ -187,7 +187,7 @@ class ThiefOfSanitySpendAnyManaEffect extends AsThoughEffectImpl implements AsTh
 
     @Override
     public boolean applies(UUID objectId, Ability source, UUID affectedControllerId, Game game) {
-        objectId = game.getCard(objectId).getMainCard().getId(); // for split cards
+        objectId = CardUtil.getMainCardId(game, objectId); // for split cards
         if (objectId.equals(((FixedTarget) getTargetPointer()).getTarget())
                 && game.getState().getZoneChangeCounter(objectId) <= ((FixedTarget) getTargetPointer()).getZoneChangeCounter() + 1) {
             // if the card moved from exile to spell the zone change counter is increased by 1 (effect must applies before and on stack, use isCheckPlayableMode?)

Mage.Sets/src/mage/cards/t/TobiasBeckett.java

@@ -172,7 +172,7 @@ class TobiasBeckettSpendAnyManaEffect extends AsThoughEffectImpl implements AsTh
 
     @Override
     public boolean applies(UUID objectId, Ability source, UUID affectedControllerId, Game game) {
-        objectId = game.getCard(objectId).getMainCard().getId(); // for split cards
+        objectId = CardUtil.getMainCardId(game, objectId); // for split cards
         FixedTarget fixedTarget = ((FixedTarget) getTargetPointer());
         return source.isControlledBy(affectedControllerId)
                 && Objects.equals(objectId, fixedTarget.getTarget())

Mage.Sets/src/mage/cards/v/VizierOfTheMenagerie.java

@@ -14,6 +14,7 @@ import mage.constants.*;
 import mage.game.Game;
 import mage.players.ManaPoolItem;
 import mage.players.Player;
+import mage.util.CardUtil;
 
 import java.util.UUID;
 
@@ -117,7 +118,7 @@ class VizierOfTheMenagerieManaEffect extends AsThoughEffectImpl implements AsTho
 
     @Override
     public boolean applies(UUID objectId, Ability source, UUID affectedControllerId, Game game) {
-        objectId = game.getCard(objectId).getMainCard().getId(); // for split cards
+        objectId = CardUtil.getMainCardId(game, objectId); // for split cards
         if (source.isControlledBy(affectedControllerId)) {
             MageObject mageObject = game.getObject(objectId);
             return mageObject != null && mageObject.isCreature();

Mage/src/main/java/mage/abilities/effects/common/continuous/PlayTheTopCardEffect.java

@@ -9,6 +9,7 @@ import mage.constants.Outcome;
 import mage.filter.FilterCard;
 import mage.game.Game;
 import mage.players.Player;
+import mage.util.CardUtil;
 
 import java.util.UUID;
 
@@ -53,7 +54,7 @@ public class PlayTheTopCardEffect extends AsThoughEffectImpl {
     @Override
     public boolean applies(UUID objectId, Ability affectedAbility, Ability source, Game game, UUID playerId) {
         Card cardToCheck = game.getCard(objectId);
-        objectId = game.getCard(objectId).getMainCard().getId(); // for split cards
+        objectId = CardUtil.getMainCardId(game, objectId); // for split cards
 
         if (cardToCheck != null
                 && playerId.equals(source.getControllerId())

Mage/src/main/java/mage/util/CardUtil.java

@@ -565,7 +565,7 @@ public final class CardUtil {
     public static boolean haveSameNames(String name1, String name2, Boolean ignoreMtgRuleForEmptyNames) {
         if (ignoreMtgRuleForEmptyNames) {
             // simple compare for tests and engine
-            return name1 != null && name2 != null && name1.equals(name2);
+            return name1 != null && name1.equals(name2);
         } else {
             // mtg logic compare for game (empty names can't be same)
             return !haveEmptyName(name1) && !haveEmptyName(name2) && name1.equals(name2);
@@ -587,4 +587,9 @@ public final class CardUtil {
     public static boolean haveEmptyName(MageObject object) {
         return object == null || haveEmptyName(object.getName());
     }
+
+    public static UUID getMainCardId(Game game, UUID objectId) {
+        Card card = game.getCard(objectId);
+        return card != null ? card.getMainCard().getId() : objectId;
+    }
 }