C20 Gavi Nest Warden (#6452)

* C20 Gavi Nest Warden

* remove unneeded predicate; set text in effect; remove unneeded constructor param for static ability

* staticText

* rebuild

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

@@ -0,0 +1,118 @@
+package mage.cards.g;
+
+import mage.MageInt;
+import mage.abilities.Ability;
+import mage.abilities.Mode;
+import mage.abilities.common.DrawSecondCardTriggeredAbility;
+import mage.abilities.common.SimpleStaticAbility;
+import mage.abilities.costs.mana.GenericManaCost;
+import mage.abilities.effects.Effect;
+import mage.abilities.effects.common.CreateTokenEffect;
+import mage.abilities.effects.common.cost.CostModificationEffectImpl;
+import mage.abilities.keyword.CyclingAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.*;
+import mage.game.Game;
+import mage.game.events.GameEvent;
+import mage.game.permanent.token.DinosaurCatToken;
+import mage.watchers.Watcher;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.UUID;
+
+/**
+ *
+ * @author htrajan
+ */
+public final class GaviNestWarden extends CardImpl {
+
+    public GaviNestWarden(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{2}{U}{R}{W}");
+        
+        this.addSuperType(SuperType.LEGENDARY);
+        this.subtype.add(SubType.HUMAN);
+        this.subtype.add(SubType.SHAMAN);
+        this.power = new MageInt(2);
+        this.toughness = new MageInt(5);
+
+        // You may pay {0} rather than pay the cycling cost of the first card you cycle each turn.
+        Effect effect = new CyclingZeroCostEffect();
+        this.addAbility(new SimpleStaticAbility(effect), new GaviNestWardenWatcher());
+
+        // Whenever you draw your second card each turn, create a 2/2 red and white Dinosaur Cat creature token.
+        Ability ability = new DrawSecondCardTriggeredAbility(new CreateTokenEffect(new DinosaurCatToken()), false);
+        this.addAbility(ability);
+    }
+
+    private GaviNestWarden(final GaviNestWarden card) {
+        super(card);
+    }
+
+    @Override
+    public GaviNestWarden copy() {
+        return new GaviNestWarden(this);
+    }
+}
+
+class GaviNestWardenWatcher extends Watcher {
+
+    private final Map<UUID, Integer> playerCyclingActivations;
+
+    public GaviNestWardenWatcher() {
+        super(WatcherScope.GAME);
+        playerCyclingActivations = new HashMap<>();
+    }
+
+    @Override
+    public void watch(GameEvent event, Game game) {
+        if (event.getType() == GameEvent.EventType.CYCLED_CARD) {
+            playerCyclingActivations.merge(event.getPlayerId(), 1, Integer::sum);
+        }
+    }
+
+    public int cyclingActivationsThisTurn(UUID playerId) {
+        return playerCyclingActivations.getOrDefault(playerId, 0);
+    }
+
+    @Override
+    public void reset() {
+        super.reset();
+        playerCyclingActivations.clear();
+    }
+}
+
+class CyclingZeroCostEffect extends CostModificationEffectImpl {
+
+
+    public CyclingZeroCostEffect() {
+        super(Duration.WhileOnBattlefield, Outcome.Benefit, CostModificationType.SET_COST);
+        staticText = "You may pay {0} rather than pay the cycling cost of the first card you cycle each turn.";
+    }
+
+    public CyclingZeroCostEffect(CyclingZeroCostEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source, Ability abilityToModify) {
+        abilityToModify.getManaCostsToPay().clear();
+        abilityToModify.getManaCostsToPay().add(new GenericManaCost(0));
+        return true;
+    }
+
+    @Override
+    public boolean applies(Ability abilityToModify, Ability source, Game game) {
+        GaviNestWardenWatcher watcher = game.getState().getWatcher(GaviNestWardenWatcher.class);
+        return abilityToModify instanceof CyclingAbility
+                && watcher != null
+                && watcher.cyclingActivationsThisTurn(abilityToModify.getControllerId()) == 0
+                && abilityToModify.getControllerId().equals(source.getControllerId());
+    }
+
+    @Override
+    public CyclingZeroCostEffect copy() {
+        return new CyclingZeroCostEffect(this);
+    }
+}

Mage.Sets/src/mage/sets/Commander2020Edition.java

@@ -142,6 +142,7 @@ public final class Commander2020Edition extends ExpansionSet {
         cards.add(new SetCardInfo("Frontline Medic", 89, Rarity.RARE, mage.cards.f.FrontlineMedic.class));
         cards.add(new SetCardInfo("Fumiko the Lowblood", 152, Rarity.RARE, mage.cards.f.FumikoTheLowblood.class));
         cards.add(new SetCardInfo("Garna, the Bloodflame", 213, Rarity.UNCOMMON, mage.cards.g.GarnaTheBloodflame.class));
+        cards.add(new SetCardInfo("Gavi, Nest Warden", 7, Rarity.MYTHIC, mage.cards.g.GaviNestWarden.class));
         cards.add(new SetCardInfo("Gavony Township", 276, Rarity.RARE, mage.cards.g.GavonyTownship.class));
         cards.add(new SetCardInfo("Gaze of Granite", 214, Rarity.RARE, mage.cards.g.GazeOfGranite.class));
         cards.add(new SetCardInfo("Genesis Hydra", 172, Rarity.RARE, mage.cards.g.GenesisHydra.class));

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

@@ -0,0 +1,27 @@
+package mage.game.permanent.token;
+
+import mage.MageInt;
+import mage.constants.CardType;
+import mage.constants.SubType;
+
+public final class DinosaurCatToken extends TokenImpl {
+    public DinosaurCatToken() {
+        super("Dinosaur Cat", "2/2 red and white Dinosaur Cat creature token");
+        cardType.add(CardType.CREATURE);
+        color.setRed(true);
+        color.setWhite(true);
+        subtype.add(SubType.DINOSAUR);
+        subtype.add(SubType.CAT);
+        power = new MageInt(2);
+        toughness = new MageInt(2);
+    }
+
+    public DinosaurCatToken(final DinosaurCatToken token) {
+        super(token);
+    }
+
+    @Override
+    public DinosaurCatToken copy() {
+        return new DinosaurCatToken(this);
+    }
+}