Implemented Ajani's Last Stand

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

@@ -0,0 +1,103 @@
+package mage.cards.a;
+
+import java.util.UUID;
+import mage.abilities.TriggeredAbilityImpl;
+import mage.abilities.common.DiscardedByOpponentTriggeredAbility;
+import mage.abilities.condition.common.PermanentsOnTheBattlefieldCondition;
+import mage.abilities.costs.common.SacrificeSourceCost;
+import mage.abilities.decorator.ConditionalTriggeredAbility;
+import mage.abilities.effects.common.CreateTokenEffect;
+import mage.abilities.effects.common.DoIfCostPaid;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.SubType;
+import mage.constants.Zone;
+import mage.filter.common.FilterControlledPermanent;
+import mage.filter.predicate.mageobject.SubtypePredicate;
+import mage.game.Game;
+import mage.game.events.GameEvent;
+import mage.game.events.ZoneChangeEvent;
+import mage.game.permanent.token.AvatarToken2;
+
+/**
+ *
+ * @author TheElk801
+ */
+public final class AjanisLastStand extends CardImpl {
+
+    private static final FilterControlledPermanent filter = new FilterControlledPermanent();
+
+    static {
+        filter.add(new SubtypePredicate(SubType.PLAINS));
+    }
+
+    public AjanisLastStand(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.ENCHANTMENT}, "{2}{W}{W}");
+
+        // Whenever a creature or planeswalker you control dies, you may sacrifice Ajani's Last Stand. If you do, create a 4/4 white Avatar creature token with flying.
+        this.addAbility(new AjanisLastStandTriggeredAbility());
+
+        // When a spell or ability an opponent controls causes you to discard this card, if you control a Plains, create a 4/4 white Avatar creature token with flying.
+        this.addAbility(new ConditionalTriggeredAbility(
+                new DiscardedByOpponentTriggeredAbility(new CreateTokenEffect(new AvatarToken2())),
+                new PermanentsOnTheBattlefieldCondition(filter),
+                "When a spell or ability an opponent controls causes you to discard this card, "
+                + "if you control a Plains, create a 4/4 white Avatar creature token with flying."
+        ));
+    }
+
+    public AjanisLastStand(final AjanisLastStand card) {
+        super(card);
+    }
+
+    @Override
+    public AjanisLastStand copy() {
+        return new AjanisLastStand(this);
+    }
+}
+
+class AjanisLastStandTriggeredAbility extends TriggeredAbilityImpl {
+
+    public AjanisLastStandTriggeredAbility() {
+        super(Zone.BATTLEFIELD, new DoIfCostPaid(
+                new CreateTokenEffect(new AvatarToken2()),
+                new SacrificeSourceCost()
+        ), false);
+    }
+
+    public AjanisLastStandTriggeredAbility(final AjanisLastStandTriggeredAbility ability) {
+        super(ability);
+    }
+
+    @Override
+    public AjanisLastStandTriggeredAbility copy() {
+        return new AjanisLastStandTriggeredAbility(this);
+    }
+
+    @Override
+    public boolean checkEventType(GameEvent event, Game game) {
+        return event.getType() == GameEvent.EventType.ZONE_CHANGE;
+    }
+
+    @Override
+    public boolean checkTrigger(GameEvent event, Game game) {
+        ZoneChangeEvent zEvent = (ZoneChangeEvent) event;
+        if (zEvent.getFromZone() == Zone.BATTLEFIELD
+                && zEvent.getToZone() == Zone.GRAVEYARD) {
+            if (zEvent.getTarget().getControllerId().equals(controllerId)
+                    && (zEvent.getTarget().isCreature()
+                    || zEvent.getTarget().isPlaneswalker())) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    @Override
+    public String getRule() {
+        return "Whenever a creature or planeswalker you control dies, "
+                + "you may sacrifice {this}. "
+                + "If you do, create a 4/4 white Avatar creature token with flying.";
+    }
+}

Mage.Sets/src/mage/cards/g/GuerrillaTactics.java

@@ -3,7 +3,7 @@ package mage.cards.g;
 
 import java.util.UUID;
 import mage.abilities.Ability;
-import mage.abilities.common.DiscardedByOpponentTriggerAbility;
+import mage.abilities.common.DiscardedByOpponentTriggeredAbility;
 import mage.abilities.effects.common.DamageTargetEffect;
 import mage.cards.CardImpl;
 import mage.cards.CardSetInfo;
@@ -24,7 +24,7 @@ public final class GuerrillaTactics extends CardImpl {
         this.getSpellAbility().addTarget(new TargetAnyTarget());
 
         // When a spell or ability an opponent controls causes you to discard Guerrilla Tactics, Guerrilla Tactics deals 4 damage to any target.
-        Ability ability = new DiscardedByOpponentTriggerAbility(new DamageTargetEffect(4));
+        Ability ability = new DiscardedByOpponentTriggeredAbility(new DamageTargetEffect(4));
         ability.addTarget(new TargetAnyTarget());
         this.addAbility(ability);
     }

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

@@ -3,7 +3,7 @@ package mage.cards.m;
 
 import java.util.UUID;
 import mage.abilities.Ability;
-import mage.abilities.common.DiscardedByOpponentTriggerAbility;
+import mage.abilities.common.DiscardedByOpponentTriggeredAbility;
 import mage.abilities.common.SimpleActivatedAbility;
 import mage.abilities.costs.common.TapSourceCost;
 import mage.abilities.costs.mana.ManaCostsImpl;
@@ -24,7 +24,7 @@ public final class Metrognome extends CardImpl {
         super(ownerId, setInfo, new CardType[]{CardType.ARTIFACT}, "{4}");
 
         // When a spell or ability an opponent controls causes you to discard Metrognome, create four 1/1 colorless Gnome artifact creature tokens.
-        this.addAbility(new DiscardedByOpponentTriggerAbility(new CreateTokenEffect(new GnomeToken(), 4)));
+        this.addAbility(new DiscardedByOpponentTriggeredAbility(new CreateTokenEffect(new GnomeToken(), 4)));
 
         // {4}, {tap}: Create a 1/1 colorless Gnome artifact creature token.
         Ability ability = new SimpleActivatedAbility(Zone.BATTLEFIELD, new CreateTokenEffect(new GnomeToken()), new ManaCostsImpl("{4}"));

Mage.Sets/src/mage/cards/q/Quagnoth.java

@@ -3,7 +3,7 @@ package mage.cards.q;
 
 import java.util.UUID;
 import mage.MageInt;
-import mage.abilities.common.DiscardedByOpponentTriggerAbility;
+import mage.abilities.common.DiscardedByOpponentTriggeredAbility;
 import mage.abilities.effects.common.ReturnToHandSourceEffect;
 import mage.abilities.keyword.ShroudAbility;
 import mage.abilities.keyword.SplitSecondAbility;
@@ -31,7 +31,7 @@ public final class Quagnoth extends CardImpl {
         this.addAbility(ShroudAbility.getInstance());
 
         // When a spell or ability an opponent controls causes you to discard Quagnoth, return it to your hand.
-        this.addAbility(new DiscardedByOpponentTriggerAbility(new ReturnToHandSourceEffect()));
+        this.addAbility(new DiscardedByOpponentTriggeredAbility(new ReturnToHandSourceEffect()));
     }
 
     public Quagnoth(final Quagnoth card) {

Mage.Sets/src/mage/sets/CoreSet2019.java

@@ -32,6 +32,7 @@ public final class CoreSet2019 extends ExpansionSet {
         cards.add(new SetCardInfo("Aerial Engineer", 211, Rarity.UNCOMMON, mage.cards.a.AerialEngineer.class));
         cards.add(new SetCardInfo("Aggressive Mammoth", 302, Rarity.RARE, mage.cards.a.AggressiveMammoth.class));
         cards.add(new SetCardInfo("Air Elemental", 308, Rarity.UNCOMMON, mage.cards.a.AirElemental.class));
+        cards.add(new SetCardInfo("Ajani's Last Stand", 4, Rarity.RARE, mage.cards.a.AjanisLastStand.class));
         cards.add(new SetCardInfo("Ajani's Pridemate", 5, Rarity.UNCOMMON, mage.cards.a.AjanisPridemate.class));
         cards.add(new SetCardInfo("Ajani, Adversary of Tyrants", 3, Rarity.MYTHIC, mage.cards.a.AjaniAdversaryOfTyrants.class));
         cards.add(new SetCardInfo("Ajani, Wise Counselor", 281, Rarity.MYTHIC, mage.cards.a.AjaniWiseCounselor.class));

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

@@ -1,4 +1,3 @@
-
 package mage.abilities.common;
 
 import mage.abilities.TriggeredAbilityImpl;
@@ -13,23 +12,23 @@ import mage.game.stack.StackObject;
  *
  * @author Styxo
  */
-public class DiscardedByOpponentTriggerAbility extends TriggeredAbilityImpl {
+public class DiscardedByOpponentTriggeredAbility extends TriggeredAbilityImpl {
 
-    public DiscardedByOpponentTriggerAbility(Effect effect) {
+    public DiscardedByOpponentTriggeredAbility(Effect effect) {
         this(effect, false);
     }
 
-    public DiscardedByOpponentTriggerAbility(Effect effect, boolean optional) {
+    public DiscardedByOpponentTriggeredAbility(Effect effect, boolean optional) {
         super(Zone.GRAVEYARD, effect, optional);
     }
 
-    public DiscardedByOpponentTriggerAbility(final DiscardedByOpponentTriggerAbility ability) {
+    public DiscardedByOpponentTriggeredAbility(final DiscardedByOpponentTriggeredAbility ability) {
         super(ability);
     }
 
     @Override
-    public DiscardedByOpponentTriggerAbility copy() {
-        return new DiscardedByOpponentTriggerAbility(this);
+    public DiscardedByOpponentTriggeredAbility copy() {
+        return new DiscardedByOpponentTriggeredAbility(this);
     }
 
     @Override
@@ -50,6 +49,6 @@ public class DiscardedByOpponentTriggerAbility extends TriggeredAbilityImpl {
 
     @Override
     public String getRule() {
-        return "When a spell or ability an opponent controls causes you to discard {this}, " + super.getRule();
+        return "When a spell or ability an opponent controls causes you to discard this card, " + super.getRule();
     }
 }

Mage/src/main/java/mage/game/permanent/token/AvatarToken2.java

@@ -0,0 +1,26 @@
+package mage.game.permanent.token;
+
+import mage.MageInt;
+import mage.abilities.keyword.FlyingAbility;
+import mage.constants.CardType;
+import mage.constants.SubType;
+
+public final class AvatarToken2 extends TokenImpl {
+    public AvatarToken2() {
+        super("Angel", "4/4 white Avatar creature token with flying");
+        cardType.add(CardType.CREATURE);
+        color.setWhite(true);
+        subtype.add(SubType.AVATAR);
+        power = new MageInt(4);
+        toughness = new MageInt(4);
+        addAbility(FlyingAbility.getInstance());
+    }
+
+    public AvatarToken2(final AvatarToken2 token) {
+        super(token);
+    }
+
+    public AvatarToken2 copy() {
+        return new AvatarToken2(this);
+    }
+}