[DSC] Implement The Lord of Pain. (#12940)

Also adds "their" to the text that CardUtil.addArticle supports and fixes a range of influence bug in SpellCastAllTriggeredAbility.

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

@@ -0,0 +1,141 @@
+package mage.cards.t;
+
+import java.util.UUID;
+import mage.MageInt;
+import mage.abilities.Ability;
+import mage.abilities.common.SimpleStaticAbility;
+import mage.abilities.common.SpellCastAllTriggeredAbility;
+import mage.abilities.effects.OneShotEffect;
+import mage.abilities.effects.common.continuous.CantGainLifeAllEffect;
+import mage.constants.*;
+import mage.abilities.keyword.MenaceAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.filter.FilterPlayer;
+import mage.filter.FilterSpell;
+import mage.filter.predicate.Predicate;
+import mage.filter.predicate.Predicates;
+import mage.filter.predicate.mageobject.MageObjectReferencePredicate;
+import mage.game.Game;
+import mage.game.events.GameEvent;
+import mage.game.stack.Spell;
+import mage.game.stack.StackObject;
+import mage.players.Player;
+import mage.target.TargetPlayer;
+import mage.target.targetpointer.FixedTarget;
+import mage.watchers.common.SpellsCastWatcher;
+
+/**
+ *
+ * @author Grath
+ */
+public final class TheLordOfPain extends CardImpl {
+    public TheLordOfPain(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{3}{B}{R}");
+
+        this.supertype.add(SuperType.LEGENDARY);
+        this.subtype.add(SubType.HUMAN);
+        this.subtype.add(SubType.ASSASSIN);
+        this.power = new MageInt(5);
+        this.toughness = new MageInt(5);
+
+        // Menace
+        this.addAbility(new MenaceAbility(false));
+
+        // Your opponents can't gain life.
+        this.addAbility(new SimpleStaticAbility(
+                new CantGainLifeAllEffect(Duration.WhileOnBattlefield, TargetController.OPPONENT)
+        ));
+
+        // Whenever a player casts their first spell each turn, choose another target player. The Lord of Pain deals damage equal to that spell's mana value to the chosen player.
+        this.addAbility(new TheLordOfPainTriggeredAbility());
+    }
+
+    private TheLordOfPain(final TheLordOfPain card) {
+        super(card);
+    }
+
+    @Override
+    public TheLordOfPain copy() {
+        return new TheLordOfPain(this);
+    }
+}
+
+enum TheLordOfPainPredicate implements Predicate<StackObject> {
+    instance;
+
+    @Override
+    public boolean apply(StackObject input, Game game) {
+        return game.getState()
+                .getWatcher(SpellsCastWatcher.class)
+                .getCount(input.getControllerId()) == 1;
+    }
+}
+
+class TheLordOfPainTriggeredAbility extends SpellCastAllTriggeredAbility {
+    private static final FilterSpell filter = new FilterSpell("their first spell each turn");
+
+    static {
+        filter.add(TheLordOfPainPredicate.instance);
+    }
+
+    public TheLordOfPainTriggeredAbility() {
+        super(new TheLordOfPainEffect(), filter, false, SetTargetPointer.PLAYER);
+    }
+
+    protected TheLordOfPainTriggeredAbility(final TheLordOfPainTriggeredAbility ability) {
+        super(ability);
+    }
+
+    @Override
+    public TheLordOfPainTriggeredAbility copy() {
+        return new TheLordOfPainTriggeredAbility(this);
+    }
+
+    @Override
+    public boolean checkTrigger(GameEvent event, Game game) {
+        if (super.checkTrigger(event, game)) {
+            Player controller = game.getPlayer(getControllerId());
+            Spell spell = (Spell)getEffects().get(0).getValue("spellCast");
+            if (controller != null) {
+                FilterPlayer filter2 = new FilterPlayer("another target player");
+                filter2.add(Predicates.not(new MageObjectReferencePredicate(spell.getControllerId(), game)));
+                TargetPlayer target = new TargetPlayer(1, 1, false, filter2);
+                controller.choose(Outcome.Damage, target, this, game);
+                getEffects().setTargetPointer(new FixedTarget(target.getFirstTarget()));
+                return true;
+            }
+        }
+        return false;
+    }
+}
+
+class TheLordOfPainEffect extends OneShotEffect {
+
+    TheLordOfPainEffect() {
+        super(Outcome.Benefit);
+        staticText = "choose another target player. {this} deals damage equal to that spell's mana value to the chosen player";
+    }
+
+    private TheLordOfPainEffect(final TheLordOfPainEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public TheLordOfPainEffect copy() {
+        return new TheLordOfPainEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Spell spell = (Spell)this.getValue("spellCast");
+        if (spell != null) {
+            int cost = spell.getManaValue();
+            Player target = game.getPlayer(getTargetPointer().getFirst(game, source));
+            if (target != null) {
+                target.damage(cost, source.getSourceId(), source, game);
+                return true;
+            }
+        }
+        return false;    }
+}

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

@@ -257,6 +257,7 @@ private DuskmournHouseOfHorrorCommander() {
         cards.add(new SetCardInfo("Temur War Shaman", 200, Rarity.RARE, mage.cards.t.TemurWarShaman.class));
         cards.add(new SetCardInfo("Terminus", 70, Rarity.RARE, mage.cards.t.Terminus.class));
         cards.add(new SetCardInfo("The Eldest Reborn", 139, Rarity.UNCOMMON, mage.cards.t.TheEldestReborn.class));
+        cards.add(new SetCardInfo("The Lord of Pain", 3, Rarity.MYTHIC, mage.cards.t.TheLordOfPain.class));
         cards.add(new SetCardInfo("Theater of Horrors", 236, Rarity.RARE, mage.cards.t.TheaterOfHorrors.class));
         cards.add(new SetCardInfo("They Came from the Pipes", 14, Rarity.RARE, mage.cards.t.TheyCameFromThePipes.class));
         cards.add(new SetCardInfo("Thirst for Meaning", 129, Rarity.COMMON, mage.cards.t.ThirstForMeaning.class));

Mage/src/main/java/mage/abilities/common/SpellCastAllTriggeredAbility.java

@@ -60,7 +60,8 @@ public boolean checkEventType(GameEvent event, Game game) {
     @Override
     public boolean checkTrigger(GameEvent event, Game game) {
         Spell spell = game.getStack().getSpell(event.getTargetId());
-        if (!filter.match(spell, getControllerId(), this, game)) {
+        if (!filter.match(spell, getControllerId(), this, game)
+                || !game.getState().getPlayersInRange(getControllerId(), game, false).contains(event.getPlayerId())) {
             return false;
         }
         getEffects().setValue("spellCast", spell);

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

@@ -1032,6 +1032,7 @@ public static String addArticle(String text) {
                 || text.startsWith("any ")
                 || text.startsWith("{this} ")
                 || text.startsWith("your ")
+                || text.startsWith("their ")
                 || text.startsWith("one ")) {
             return text;
         }