[J22] Implement Agrus Kos, Eternal Soldier

Mage.Sets/src/mage/cards/a/AgrusKosEternalSoldier.java

@@ -0,0 +1,153 @@
+package mage.cards.a;
+
+import mage.MageInt;
+import mage.MageObjectReference;
+import mage.abilities.Ability;
+import mage.abilities.TriggeredAbilityImpl;
+import mage.abilities.costs.mana.ManaCostsImpl;
+import mage.abilities.effects.common.CopySpellForEachItCouldTargetEffect;
+import mage.abilities.effects.common.DoIfCostPaid;
+import mage.abilities.keyword.VigilanceAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.SubType;
+import mage.constants.SuperType;
+import mage.constants.Zone;
+import mage.filter.StaticFilters;
+import mage.filter.predicate.mageobject.MageObjectReferencePredicate;
+import mage.game.Game;
+import mage.game.events.GameEvent;
+import mage.game.permanent.Permanent;
+import mage.game.stack.StackObject;
+import mage.players.Player;
+import mage.target.Target;
+
+import java.util.Collection;
+import java.util.List;
+import java.util.Set;
+import java.util.UUID;
+import java.util.stream.Collectors;
+
+/**
+ * @author TheElk801
+ */
+public final class AgrusKosEternalSoldier extends CardImpl {
+
+    public AgrusKosEternalSoldier(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{3}{W}");
+
+        this.addSuperType(SuperType.LEGENDARY);
+        this.subtype.add(SubType.SPIRIT);
+        this.subtype.add(SubType.SOLDIER);
+        this.power = new MageInt(3);
+        this.toughness = new MageInt(4);
+
+        // Vigilance
+        this.addAbility(VigilanceAbility.getInstance());
+
+        // Whenever Agrus Kos, Eternal Soldier becomes the target of an ability that targets only it, you may pay {1}{R/W}. If you do, copy that ability for each other creature you control that ability could target. Each copy targets a different one of those creatures.
+        this.addAbility(new AgrusKosEternalSoldierTriggeredAbility());
+    }
+
+    private AgrusKosEternalSoldier(final AgrusKosEternalSoldier card) {
+        super(card);
+    }
+
+    @Override
+    public AgrusKosEternalSoldier copy() {
+        return new AgrusKosEternalSoldier(this);
+    }
+}
+
+class AgrusKosEternalSoldierTriggeredAbility extends TriggeredAbilityImpl {
+
+    AgrusKosEternalSoldierTriggeredAbility() {
+        super(Zone.BATTLEFIELD, new DoIfCostPaid(
+                new AgrusKosEternalSoldierEffect(), new ManaCostsImpl<>("{1}{R/W}")
+        ));
+        setTriggerPhrase("Whenever {this} becomes the target of an ability that targets only it, ");
+    }
+
+    private AgrusKosEternalSoldierTriggeredAbility(final AgrusKosEternalSoldierTriggeredAbility ability) {
+        super(ability);
+    }
+
+    @Override
+    public AgrusKosEternalSoldierTriggeredAbility copy() {
+        return new AgrusKosEternalSoldierTriggeredAbility(this);
+    }
+
+    @Override
+    public boolean checkEventType(GameEvent event, Game game) {
+        return event.getType() == GameEvent.EventType.TARGETED;
+    }
+
+    @Override
+    public boolean checkTrigger(GameEvent event, Game game) {
+        if (!event.getTargetId().equals(getSourceId())) {
+            return false;
+        }
+        StackObject stackObject = game.getStack().getStackObject(event.getSourceId());
+        if (stackObject == null) {
+            return false;
+        }
+        Set<UUID> targets = stackObject
+                .getStackAbility()
+                .getTargets()
+                .stream()
+                .map(Target::getTargets)
+                .flatMap(Collection::stream)
+                .collect(Collectors.toSet());
+        if (targets.isEmpty() || !targets.stream().allMatch(getSourceId()::equals)) {
+            return false;
+        }
+        this.getEffects().setValue("triggeringAbility", stackObject);
+        return true;
+    }
+}
+
+class AgrusKosEternalSoldierEffect extends CopySpellForEachItCouldTargetEffect {
+
+    AgrusKosEternalSoldierEffect() {
+        super();
+        staticText = "copy that ability for each other creature you control " +
+                "that ability could target. Each copy targets a different one of those creatures";
+    }
+
+    @Override
+    protected StackObject getStackObject(Game game, Ability source) {
+        return (StackObject) getValue("triggeringAbility");
+    }
+
+    @Override
+    protected Player getPlayer(Game game, Ability source) {
+        return game.getPlayer(source.getControllerId());
+    }
+
+    @Override
+    protected List<MageObjectReferencePredicate> prepareCopiesWithTargets(StackObject stackObject, Player player, Ability source, Game game) {
+        Permanent permanent = source.getSourcePermanentIfItStillExists(game);
+        return game
+                .getBattlefield()
+                .getActivePermanents(
+                        StaticFilters.FILTER_CONTROLLED_CREATURE,
+                        source.getControllerId(), source, game
+                )
+                .stream()
+                .filter(p -> !p.equals(permanent))
+                .filter(p -> stackObject.canTarget(game, p.getId()))
+                .map(p -> new MageObjectReference(p, game))
+                .map(MageObjectReferencePredicate::new)
+                .collect(Collectors.toList());
+    }
+
+    private AgrusKosEternalSoldierEffect(final AgrusKosEternalSoldierEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public AgrusKosEternalSoldierEffect copy() {
+        return new AgrusKosEternalSoldierEffect(this);
+    }
+}

Mage.Sets/src/mage/sets/Jumpstart2022.java

@@ -30,6 +30,7 @@ public final class Jumpstart2022 extends ExpansionSet {
         cards.add(new SetCardInfo("Aether Spellbomb", 752, Rarity.COMMON, mage.cards.a.AetherSpellbomb.class));
         cards.add(new SetCardInfo("Aethershield Artificer", 140, Rarity.UNCOMMON, mage.cards.a.AethershieldArtificer.class));
         cards.add(new SetCardInfo("Aftershock", 129, Rarity.COMMON, mage.cards.a.Aftershock.class));
+        cards.add(new SetCardInfo("Agrus Kos, Eternal Soldier", 1, Rarity.RARE, mage.cards.a.AgrusKosEternalSoldier.class));
         cards.add(new SetCardInfo("Ajani's Pridemate", 142, Rarity.UNCOMMON, mage.cards.a.AjanisPridemate.class));
         cards.add(new SetCardInfo("Ajani, Strength of the Pride", 141, Rarity.MYTHIC, mage.cards.a.AjaniStrengthOfThePride.class));
         cards.add(new SetCardInfo("Alandra, Sky Dreamer", 9, Rarity.RARE, mage.cards.a.AlandraSkyDreamer.class));