[MKM] Implement Melek, Reforged Researcher (#11788)

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

@@ -0,0 +1,125 @@
+package mage.cards.m;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.UUID;
+import mage.MageInt;
+import mage.abilities.common.SimpleStaticAbility;
+import mage.abilities.dynamicvalue.common.CardsInControllerGraveyardCount;
+import mage.abilities.effects.Effect;
+import mage.abilities.effects.common.continuous.SetBasePowerToughnessSourceEffect;
+import mage.abilities.effects.common.cost.SpellsCostReductionControllerEffect;
+import mage.cards.Card;
+import mage.constants.SubType;
+import mage.constants.SuperType;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.WatcherScope;
+import mage.constants.Zone;
+import mage.filter.FilterCard;
+import mage.filter.StaticFilters;
+import mage.filter.common.FilterInstantOrSorceryCard;
+import mage.filter.predicate.ObjectSourcePlayer;
+import mage.filter.predicate.ObjectSourcePlayerPredicate;
+import mage.game.Controllable;
+import mage.game.Game;
+import mage.game.events.GameEvent;
+import mage.game.stack.Spell;
+import mage.watchers.Watcher;
+
+/**
+ *
+ * @author DominionSpy
+ */
+public final class MelekReforgedResearcher extends CardImpl {
+
+    private static final FilterCard filter = new FilterInstantOrSorceryCard("the first instant or sorcery spell");
+
+    static {
+        filter.add(new MelekReforgedResearcherPredicate());
+    }
+
+    public MelekReforgedResearcher(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{3}{U}{R}");
+
+        this.supertype.add(SuperType.LEGENDARY);
+        this.subtype.add(SubType.WEIRD);
+        this.subtype.add(SubType.DETECTIVE);
+        this.power = new MageInt(0);
+        this.toughness = new MageInt(0);
+
+        // Melek, Reforged Researcher's power and toughness are each equal to twice the number of instant and sorcery cards in your graveyard.
+        this.addAbility(new SimpleStaticAbility(
+                Zone.ALL, new SetBasePowerToughnessSourceEffect(
+                        new CardsInControllerGraveyardCount(StaticFilters.FILTER_CARD_INSTANT_AND_SORCERY, 2))
+                .setText("{this}'s power and toughness are each equal to twice the number of instant and sorcery cards in your graveyard")));
+
+        // The first instant or sorcery spell you cast each turn costs {3} less to cast.
+        Effect effect = new SpellsCostReductionControllerEffect(filter, 3);
+        effect.setText("The first instant or sorcery spell you cast each turn costs {3} less to cast");
+        this.addAbility(new SimpleStaticAbility(Zone.BATTLEFIELD, effect),
+                new MelekReforgedResearcherWatcher());
+    }
+
+    private MelekReforgedResearcher(final MelekReforgedResearcher card) {
+        super(card);
+    }
+
+    @Override
+    public MelekReforgedResearcher copy() {
+        return new MelekReforgedResearcher(this);
+    }
+}
+
+class MelekReforgedResearcherPredicate implements ObjectSourcePlayerPredicate<Controllable> {
+
+    @Override
+    public boolean apply(ObjectSourcePlayer<Controllable> input, Game game) {
+        if (input.getObject() instanceof Card &&
+                ((Card) input.getObject()).isInstantOrSorcery(game)) {
+            MelekReforgedResearcherWatcher watcher = game.getState().getWatcher(MelekReforgedResearcherWatcher.class);
+            return watcher != null &&
+                    watcher.getInstantOrSorcerySpellsCastThisTurn(input.getPlayerId()) == 0;
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return "The first instant or sorcery spell you cast each turn";
+    }
+}
+
+class MelekReforgedResearcherWatcher extends Watcher {
+
+    private final Map<UUID, Integer> playerInstantOrSorcerySpells = new HashMap<>();
+
+    MelekReforgedResearcherWatcher() {
+        super(WatcherScope.GAME);
+    }
+
+    @Override
+    public void watch (GameEvent event, Game game) {
+        if (event.getType() != GameEvent.EventType.SPELL_CAST) {
+            return;
+        }
+
+        Spell spell = game.getSpell(event.getTargetId());
+        if (spell == null || !spell.isInstantOrSorcery(game)) {
+            return;
+        }
+        playerInstantOrSorcerySpells.put(event.getPlayerId(),
+                getInstantOrSorcerySpellsCastThisTurn(event.getPlayerId()) + 1);
+    }
+
+    @Override
+    public void reset() {
+        playerInstantOrSorcerySpells.clear();
+        super.reset();
+    }
+
+    public int getInstantOrSorcerySpellsCastThisTurn(UUID playerId) {
+        return playerInstantOrSorcerySpells.getOrDefault(playerId, 0);
+    }
+}

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

@@ -158,6 +158,7 @@ public final class MurdersAtKarlovManor extends ExpansionSet {
         cards.add(new SetCardInfo("Marketwatch Phantom", 24, Rarity.COMMON, mage.cards.m.MarketwatchPhantom.class));
         cards.add(new SetCardInfo("Massacre Girl, Known Killer", 94, Rarity.MYTHIC, mage.cards.m.MassacreGirlKnownKiller.class));
         cards.add(new SetCardInfo("Meddling Youths", 219, Rarity.UNCOMMON, mage.cards.m.MeddlingYouths.class));
+        cards.add(new SetCardInfo("Melek, Reforged Researcher", 430, Rarity.MYTHIC, mage.cards.m.MelekReforgedResearcher.class));
         cards.add(new SetCardInfo("Meticulous Archive", 264, Rarity.RARE, mage.cards.m.MeticulousArchive.class));
         cards.add(new SetCardInfo("Mistway Spy", 65, Rarity.UNCOMMON, mage.cards.m.MistwaySpy.class));
         cards.add(new SetCardInfo("Mountain", 275, Rarity.LAND, mage.cards.basiclands.Mountain.class, FULL_ART_BFZ_VARIOUS));