[TLE] Implement Nyla, Shirshu Sleuth

Mage.Sets/src/mage/cards/n/NylaShirshuSleuth.java

@@ -0,0 +1,134 @@
+package mage.cards.n;
+
+import mage.MageInt;
+import mage.abilities.Ability;
+import mage.abilities.common.EntersBattlefieldTriggeredAbility;
+import mage.abilities.condition.Condition;
+import mage.abilities.condition.common.PermanentsOnTheBattlefieldCondition;
+import mage.abilities.dynamicvalue.common.PermanentsOnBattlefieldCount;
+import mage.abilities.effects.OneShotEffect;
+import mage.abilities.effects.common.ReturnToHandTargetEffect;
+import mage.abilities.hint.Hint;
+import mage.abilities.hint.ValueHint;
+import mage.abilities.triggers.BeginningOfEndStepTriggeredAbility;
+import mage.cards.Card;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.*;
+import mage.filter.FilterCard;
+import mage.filter.StaticFilters;
+import mage.filter.common.FilterControlledPermanent;
+import mage.filter.predicate.ObjectSourcePlayer;
+import mage.filter.predicate.ObjectSourcePlayerPredicate;
+import mage.game.Game;
+import mage.game.permanent.token.ClueArtifactToken;
+import mage.players.Player;
+import mage.target.common.TargetCardInExile;
+import mage.target.common.TargetCardInYourGraveyard;
+import mage.util.CardUtil;
+
+import java.util.Optional;
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class NylaShirshuSleuth extends CardImpl {
+
+    private static final Condition condition = new PermanentsOnTheBattlefieldCondition(
+            new FilterControlledPermanent(SubType.CLUE, "you control no Clues"), ComparisonType.EQUAL_TO, 0
+    );
+    private static final Hint hint = new ValueHint(
+            "Clues you control", new PermanentsOnBattlefieldCount(new FilterControlledPermanent(SubType.CLUE))
+    );
+    private static final FilterCard filter = new FilterCard("card exiled with this permanent");
+
+    static {
+        filter.add(NylaShirshuSleuthPredicate.instance);
+    }
+
+    public NylaShirshuSleuth(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{4}{B}");
+
+        this.supertype.add(SuperType.LEGENDARY);
+        this.subtype.add(SubType.MOLE);
+        this.subtype.add(SubType.BEAST);
+        this.power = new MageInt(4);
+        this.toughness = new MageInt(5);
+
+        // When Nyla enters, exile up to one target creature card from your graveyard. If you do, you lose X life and create X Clue tokens, where X is that card's mana value.
+        Ability ability = new EntersBattlefieldTriggeredAbility(new NylaShirshuSleuthEffect());
+        ability.addTarget(new TargetCardInYourGraveyard(0, 1, StaticFilters.FILTER_CARD_CREATURE_YOUR_GRAVEYARD));
+        this.addAbility(ability);
+
+        // At the beginning of your end step, if you control no Clues, return target card exiled with Nyla to its owner's hand.
+        ability = new BeginningOfEndStepTriggeredAbility(new ReturnToHandTargetEffect()
+                .setText("return target card exiled with {this} to its owner's hand"))
+                .withInterveningIf(condition)
+                .addHint(hint);
+        ability.addTarget(new TargetCardInExile(filter));
+        this.addAbility(ability);
+    }
+
+    private NylaShirshuSleuth(final NylaShirshuSleuth card) {
+        super(card);
+    }
+
+    @Override
+    public NylaShirshuSleuth copy() {
+        return new NylaShirshuSleuth(this);
+    }
+}
+
+enum NylaShirshuSleuthPredicate implements ObjectSourcePlayerPredicate<Card> {
+    instance;
+
+    @Override
+    public boolean apply(ObjectSourcePlayer<Card> input, Game game) {
+        return Optional
+                .ofNullable(input)
+                .map(ObjectSourcePlayer::getSource)
+                .map(source -> CardUtil.getExileZoneId(game, source))
+                .map(game.getState().getExile()::getExileZone)
+                .filter(exile -> exile.contains(input.getObject().getId()))
+                .isPresent();
+    }
+}
+
+class NylaShirshuSleuthEffect extends OneShotEffect {
+
+    NylaShirshuSleuthEffect() {
+        super(Outcome.Benefit);
+        staticText = "exile up to one target creature card from your graveyard. " +
+                "If you do, you lose X life and create X Clue tokens, where X is that card's mana value";
+    }
+
+    private NylaShirshuSleuthEffect(final NylaShirshuSleuthEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public NylaShirshuSleuthEffect copy() {
+        return new NylaShirshuSleuthEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Player player = game.getPlayer(source.getControllerId());
+        Card card = game.getCard(getTargetPointer().getFirst(game, source));
+        if (player == null || card == null) {
+            return false;
+        }
+        int mv = card.getManaValue();
+        player.moveCardsToExile(
+                card, source, game, true,
+                CardUtil.getExileZoneId(game, source),
+                CardUtil.getSourceName(game, source)
+        );
+        if (mv > 0) {
+            player.loseLife(mv, game, source, false);
+            new ClueArtifactToken().putOntoBattlefield(mv, game, source);
+        }
+        return true;
+    }
+}

Mage.Sets/src/mage/sets/AvatarTheLastAirbenderEternal.java

@@ -216,6 +216,8 @@ public final class AvatarTheLastAirbenderEternal extends ExpansionSet {
         cards.add(new SetCardInfo("Mystical Tutor", 308, Rarity.RARE, mage.cards.m.MysticalTutor.class));
         cards.add(new SetCardInfo("Nightmares and Daydreams", 94, Rarity.RARE, mage.cards.n.NightmaresAndDaydreams.class));
         cards.add(new SetCardInfo("Noxious Gearhulk", 25, Rarity.MYTHIC, mage.cards.n.NoxiousGearhulk.class));
+        cards.add(new SetCardInfo("Nyla, Shirshu Sleuth", 109, Rarity.RARE, mage.cards.n.NylaShirshuSleuth.class, NON_FULL_USE_VARIOUS));
+        cards.add(new SetCardInfo("Nyla, Shirshu Sleuth", 190, Rarity.RARE, mage.cards.n.NylaShirshuSleuth.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Obscuring Haze", 313, Rarity.RARE, mage.cards.o.ObscuringHaze.class));
         cards.add(new SetCardInfo("Overwhelming Victory", 123, Rarity.RARE, mage.cards.o.OverwhelmingVictory.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Overwhelming Victory", 196, Rarity.RARE, mage.cards.o.OverwhelmingVictory.class, NON_FULL_USE_VARIOUS));