[NEO] Implemented Tezzeret, Betrayer of Flesh

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

@@ -0,0 +1,197 @@
+package mage.cards.t;
+
+import mage.abilities.Ability;
+import mage.abilities.ActivatedAbility;
+import mage.abilities.LoyaltyAbility;
+import mage.abilities.common.PlaneswalkerEntersWithLoyaltyCountersAbility;
+import mage.abilities.common.SimpleStaticAbility;
+import mage.abilities.costs.common.DiscardCardCost;
+import mage.abilities.effects.ContinuousEffectImpl;
+import mage.abilities.effects.common.DoIfCostPaid;
+import mage.abilities.effects.common.DrawCardSourceControllerEffect;
+import mage.abilities.effects.common.GetEmblemEffect;
+import mage.abilities.effects.common.cost.CostModificationEffectImpl;
+import mage.abilities.effects.common.discard.DiscardControllerEffect;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.*;
+import mage.filter.StaticFilters;
+import mage.game.Game;
+import mage.game.command.emblems.TezzeretBetrayerOfFleshEmblem;
+import mage.game.events.GameEvent;
+import mage.game.permanent.Permanent;
+import mage.target.common.TargetArtifactPermanent;
+import mage.util.CardUtil;
+import mage.watchers.Watcher;
+
+import java.util.HashSet;
+import java.util.Set;
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class TezzeretBetrayerOfFlesh extends CardImpl {
+
+    public TezzeretBetrayerOfFlesh(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.PLANESWALKER}, "{2}{U}{U}");
+
+        this.addSuperType(SuperType.LEGENDARY);
+        this.subtype.add(SubType.TEZZERET);
+        this.addAbility(new PlaneswalkerEntersWithLoyaltyCountersAbility(4));
+
+        // The first activated ability of an artifact you activate each turn costs {2} less to activate.
+        this.addAbility(new SimpleStaticAbility(
+                new TezzeretBetrayerOfFleshReductionEffect()
+        ), new TezzeretBetrayerOfFleshWatcher());
+
+        // +1: Draw two cards. Then discard two cards unless you discard an artifact card.
+        Ability ability = new LoyaltyAbility(new DrawCardSourceControllerEffect(2), 1);
+        ability.addEffect(new DoIfCostPaid(
+                null, new DiscardControllerEffect(2),
+                new DiscardCardCost(StaticFilters.FILTER_CARD_ARTIFACT_AN)
+                        .setText("discard an artifact card instead of discarding two cards")
+        ).setText("Then discard two cards unless you discard an artifact card"));
+        this.addAbility(ability);
+
+        // −2: Target artifact becomes an artifact creature. If it isn't a Vehicle, it has base power and toughness 4/4.
+        ability = new LoyaltyAbility(new TezzeretBetrayerOfFleshTypeEffect(), -2);
+        ability.addTarget(new TargetArtifactPermanent());
+        this.addAbility(ability);
+
+        // −6: You get an emblem with "Whenever an artifact you control becomes tapped, draw a card."
+        this.addAbility(new LoyaltyAbility(new GetEmblemEffect(new TezzeretBetrayerOfFleshEmblem()), -6));
+    }
+
+    private TezzeretBetrayerOfFlesh(final TezzeretBetrayerOfFlesh card) {
+        super(card);
+    }
+
+    @Override
+    public TezzeretBetrayerOfFlesh copy() {
+        return new TezzeretBetrayerOfFlesh(this);
+    }
+}
+
+class TezzeretBetrayerOfFleshReductionEffect extends CostModificationEffectImpl {
+
+    TezzeretBetrayerOfFleshReductionEffect() {
+        super(Duration.WhileOnBattlefield, Outcome.Benefit, CostModificationType.REDUCE_COST);
+        staticText = "the first activated ability of an artifact you activate each turn costs {2} less to activate";
+    }
+
+    private TezzeretBetrayerOfFleshReductionEffect(final TezzeretBetrayerOfFleshReductionEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public TezzeretBetrayerOfFleshReductionEffect copy() {
+        return new TezzeretBetrayerOfFleshReductionEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source, Ability abilityToModify) {
+        CardUtil.reduceCost(abilityToModify, 2);
+        return true;
+    }
+
+    @Override
+    public boolean applies(Ability abilityToModify, Ability source, Game game) {
+        return abilityToModify.isControlledBy(source.getControllerId())
+                && abilityToModify instanceof ActivatedAbility
+                && TezzeretBetrayerOfFleshWatcher.checkPlayer(game, abilityToModify);
+    }
+}
+
+class TezzeretBetrayerOfFleshWatcher extends Watcher {
+
+    private final Set<UUID> playerSet = new HashSet<>();
+
+    TezzeretBetrayerOfFleshWatcher() {
+        super(WatcherScope.GAME);
+    }
+
+    @Override
+    public void watch(GameEvent event, Game game) {
+        if (event.getType() != GameEvent.EventType.ACTIVATED_ABILITY) {
+            return;
+        }
+        Permanent permanent = game.getPermanent(event.getSourceId());
+        if (permanent != null && permanent.isArtifact(game)) {
+            playerSet.add(event.getPlayerId());
+        }
+    }
+
+    @Override
+    public void reset() {
+        super.reset();
+        playerSet.clear();
+    }
+
+    public static boolean checkPlayer(Game game, Ability ability) {
+        if (game.getState()
+                .getWatcher(TezzeretBetrayerOfFleshWatcher.class)
+                .playerSet
+                .contains(ability.getControllerId())) {
+            return false;
+        }
+        Permanent permanent = ability.getSourcePermanentOrLKI(game);
+        return permanent != null && permanent.isArtifact(game);
+    }
+}
+
+class TezzeretBetrayerOfFleshTypeEffect extends ContinuousEffectImpl {
+
+    TezzeretBetrayerOfFleshTypeEffect() {
+        super(Duration.Custom, Outcome.BecomeCreature);
+        staticText = "target artifact becomes an artifact creature. " +
+                "If it isn't a Vehicle, it has base power and toughness 4/4";
+    }
+
+    private TezzeretBetrayerOfFleshTypeEffect(final TezzeretBetrayerOfFleshTypeEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public TezzeretBetrayerOfFleshTypeEffect copy() {
+        return new TezzeretBetrayerOfFleshTypeEffect(this);
+    }
+
+    @Override
+    public boolean apply(Layer layer, SubLayer sublayer, Ability source, Game game) {
+        Permanent permanent = game.getPermanent(getTargetPointer().getFirst(game, source));
+        if (permanent == null) {
+            discard();
+            return false;
+        }
+        switch (layer) {
+            case TypeChangingEffects_4:
+                permanent.addCardType(game, CardType.ARTIFACT, CardType.CREATURE);
+                return true;
+            case PTChangingEffects_7:
+                if (sublayer != SubLayer.SetPT_7b
+                        || permanent.hasSubtype(SubType.VEHICLE, game)) {
+                    return false;
+                }
+                permanent.getPower().setValue(4);
+                permanent.getToughness().setValue(4);
+                return true;
+        }
+        return false;
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        return false;
+    }
+
+    @Override
+    public boolean hasLayer(Layer layer) {
+        switch (layer) {
+            case TypeChangingEffects_4:
+            case PTChangingEffects_7:
+                return true;
+        }
+        return false;
+    }
+}

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

@@ -271,6 +271,7 @@ public final class KamigawaNeonDynasty extends ExpansionSet {
         cards.add(new SetCardInfo("Tatsunari, Toad Rider", 123, Rarity.RARE, mage.cards.t.TatsunariToadRider.class));
         cards.add(new SetCardInfo("Teachings of the Kirin", 212, Rarity.RARE, mage.cards.t.TeachingsOfTheKirin.class));
         cards.add(new SetCardInfo("Tempered in Solitude", 165, Rarity.UNCOMMON, mage.cards.t.TemperedInSolitude.class));
+        cards.add(new SetCardInfo("Tezzeret, Betrayer of Flesh", 84, Rarity.MYTHIC, mage.cards.t.TezzeretBetrayerOfFlesh.class));
         cards.add(new SetCardInfo("The Fall of Lord Konda", 12, Rarity.UNCOMMON, mage.cards.t.TheFallOfLordKonda.class));
         cards.add(new SetCardInfo("The Kami War", 227, Rarity.MYTHIC, mage.cards.t.TheKamiWar.class));
         cards.add(new SetCardInfo("The Long Reach of Night", 109, Rarity.UNCOMMON, mage.cards.t.TheLongReachOfNight.class));