[THS] Some fixes for Bow of Nylea and Ashio, Nightmare Weaver.

Mage.Sets/src/mage/sets/theros/AshiokNightmareWeaver.java

@@ -38,6 +38,8 @@ import mage.abilities.effects.OneShotEffect;
 import mage.abilities.effects.common.counter.AddCountersSourceEffect;
 import mage.cards.Card;
 import mage.cards.CardImpl;
+import mage.cards.Cards;
+import mage.cards.CardsImpl;
 import mage.constants.CardType;
 import mage.constants.Duration;
 import mage.constants.Layer;
@@ -163,6 +165,7 @@ class AshiokNightmareWeaverPutIntoPlayEffect extends OneShotEffect<AshiokNightma
         FilterCard filter = new FilterCreatureCard(new StringBuilder("creature card with converted mana cost {").append(cmc).append("} exiled with Ashiok, Nightmare Weaver").toString());
         filter.add(new ConvertedManaCostPredicate(Filter.ComparisonType.Equal, cmc));
         Target target = new TargetCardInExile(filter, CardUtil.getCardExileZoneId(game, source));
+        target.setRequired(true);
 
         if (target.canChoose(source.getSourceId(), player.getId(), game)) {
             if (player.chooseTarget(Outcome.PutCreatureInPlay, target, source, game)) {
@@ -247,13 +250,17 @@ class AshiokNightmareWeaverExileAllEffect extends OneShotEffect<AshiokNightmareW
         for (UUID opponentId: game.getOpponents(source.getControllerId())) {
             Player opponent = game.getPlayer(opponentId);
             if (opponent != null) {
-                for (UUID cardId :opponent.getHand()) {
+                Cards cards = new CardsImpl();
+                cards.addAll(opponent.getHand());
+                for (UUID cardId : cards) {
                     Card card = game.getCard(cardId);
                     if (card != null) {
                         card.moveToExile(exileId, "Ashiok, Nightmare Weaver", source.getSourceId(), game);
                     }
                 }
-                for (UUID cardId :opponent.getGraveyard()) {
+                cards.clear();
+                cards.addAll(opponent.getGraveyard());
+                for (UUID cardId :cards) {
                     Card card = game.getCard(cardId);
                     if (card != null) {
                         card.moveToExile(exileId, "Ashiok, Nightmare Weaver", source.getSourceId(), game);

Mage.Sets/src/mage/sets/theros/BowOfNylea.java

@@ -81,13 +81,14 @@ public class BowOfNylea extends CardImpl<BowOfNylea> {
         this.color.setGreen(true);
 
         // Attacking creatures you control have deathtouch.
-        GainAbilityControlledEffect gainEffect = new GainAbilityControlledEffect(DeathtouchAbility.getInstance(), Duration.WhileOnBattlefield, new FilterAttackingCreature(), false);
+        GainAbilityControlledEffect gainEffect = new GainAbilityControlledEffect(DeathtouchAbility.getInstance(), Duration.WhileOnBattlefield, new FilterAttackingCreature("Attacking creatures"), false);
         this.addAbility(new SimpleStaticAbility(Zone.BATTLEFIELD, gainEffect));
         
         // {1}{G}, {T}: Choose one - Put a +1/+1 counter on target creature;
         Ability ability = new SimpleActivatedAbility(Zone.BATTLEFIELD,
                 new AddCountersTargetEffect(CounterType.P1P1.createInstance()),
                 new ManaCostsImpl("{1}{G}"));
+        ability.addTarget(new TargetCreaturePermanent());
         ability.addCost(new TapSourceCost());
         // or Bow of Nylea deals 2 damage to target creature with flying;
         Mode mode = new Mode();

Mage/src/mage/target/common/TargetCardInExile.java

@@ -71,18 +71,25 @@ public class TargetCardInExile extends TargetCard<TargetCardInExile> {
 
     @Override
     public Set<UUID> possibleTargets(UUID sourceId, UUID sourceControllerId, Game game) {
-        if (allExileZones) {
         Set<UUID> possibleTargets = new HashSet<UUID>();
+        if (allExileZones) {
             for (Card card : game.getExile().getAllCards(game)) {
                 if (filter.match(card, sourceControllerId, game)) {
                     possibleTargets.add(card.getId());
                 }
             }
-            return possibleTargets;
         } else {
-            return super.possibleTargets(sourceId, sourceControllerId, game);
+            ExileZone exileZone = game.getExile().getExileZone(zoneId);
+            if (exileZone != null) {
+                for(Card card : exileZone.getCards(game)) {
+                    if (filter.match(card, sourceControllerId, game)) {
+                        possibleTargets.add(card.getId());
                     }
                 }
+            }
+        }
+        return possibleTargets;
+    }
 
     @Override
     public boolean canChoose(UUID sourceId, UUID sourceControllerId, Game game) {
@@ -94,11 +101,16 @@ public class TargetCardInExile extends TargetCard<TargetCardInExile> {
                     return true;
                 }
             }
-            return false;
         } else {
-            return super.canChoose(sourceControllerId, game);
+            ExileZone exileZone = game.getExile().getExileZone(zoneId);
+            if (exileZone != null) {
+                if (exileZone.count(filter, sourceId, sourceControllerId, game) >= this.minNumberOfTargets) {
+                    return true;
                 }
             }
+        }
+        return false;
+    }
 
     @Override
     public boolean canTarget(UUID id, Ability source, Game game) {