Start implementing Joven's Ferrets

Mage.Sets/src/mage/cards/j/JovensFerrets.java

@@ -0,0 +1,108 @@
+package mage.cards.j;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.UUID;
+import mage.MageInt;
+import mage.MageObjectReference;
+import mage.abilities.Ability;
+import mage.abilities.Mode;
+import mage.abilities.common.AttacksTriggeredAbility;
+import mage.abilities.common.EndOfCombatTriggeredAbility;
+import mage.abilities.effects.Effect;
+import mage.abilities.effects.OneShotEffect;
+import mage.abilities.effects.common.DontUntapInControllersNextUntapStepTargetEffect;
+import mage.abilities.effects.common.TapAllEffect;
+import mage.abilities.effects.common.TapTargetEffect;
+import mage.abilities.effects.common.continuous.BoostSourceEffect;
+import mage.constants.Duration;
+import mage.constants.Outcome;
+import mage.constants.SubType;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.filter.StaticFilters;
+import mage.game.Game;
+import mage.game.permanent.Permanent;
+import mage.players.Player;
+import mage.watchers.common.BlockedAttackerWatcher;
+
+/**
+ *
+ * @author noahg
+ */
+public final class JovensFerrets extends CardImpl {
+
+    public JovensFerrets(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{G}");
+        
+        this.subtype.add(SubType.FERRET);
+        this.power = new MageInt(1);
+        this.toughness = new MageInt(1);
+
+        // Whenever Joven's Ferrets attacks, it gets +0/+2 until end of turn.
+        Effect boostSourceEffect = new BoostSourceEffect(0, 2, Duration.EndOfTurn);
+        boostSourceEffect.setText("it gets +0/+2 until end of turn");
+        this.addAbility(new AttacksTriggeredAbility(boostSourceEffect, false));
+
+        // At end of combat, tap all creatures that blocked Joven's Ferrets this turn. They don't untap during their controller's next untap step.
+        Ability eocAbility = new EndOfCombatTriggeredAbility(new JovensFerretsEffect(), false);
+        eocAbility.addWatcher(new BlockedAttackerWatcher());
+        this.addAbility(eocAbility);
+    }
+
+    public JovensFerrets(final JovensFerrets card) {
+        super(card);
+    }
+
+    @Override
+    public JovensFerrets copy() {
+        return new JovensFerrets(this);
+    }
+}
+
+class JovensFerretsEffect extends DontUntapInControllersNextUntapStepTargetEffect {
+
+    public JovensFerretsEffect() {
+        super();
+    }
+
+    public JovensFerretsEffect(final JovensFerretsEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public JovensFerretsEffect copy() {
+        return new JovensFerretsEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Player controller = game.getPlayer(source.getControllerId());
+        Permanent sourcePermanent = game.getPermanentOrLKIBattlefield(source.getSourceId());
+        if (controller != null && sourcePermanent != null) {
+            BlockedAttackerWatcher watcher = (BlockedAttackerWatcher) game.getState().getWatchers().get(BlockedAttackerWatcher.class.getSimpleName());
+            if (watcher != null) {
+                List<Permanent> toTap = new ArrayList<>();
+                for (Permanent creature : game.getBattlefield().getActivePermanents(StaticFilters.FILTER_PERMANENT_CREATURE, source.getControllerId(), source.getSourceId(), game)) {
+                    if (!creature.getId().equals(source.getSourceId())) {
+                        if (watcher.creatureHasBlockedAttacker(sourcePermanent, creature, game)) {
+                            toTap.add(creature);
+                        }
+                    }
+                }
+                for (Permanent creature : toTap) {
+                    creature.tap(game);
+                    getTargetPointer().getTargets(game, source).add(creature.getId());
+                }
+                return true;
+            }
+        }
+        return false;
+    }
+
+    @Override
+    public String getText(Mode mode) {
+        return "tap all creatures that blocked {this} this turn. They don't untap during their controller's next untap step.";
+    }
+}

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

@@ -114,6 +114,7 @@ public final class Homelands extends ExpansionSet {
         cards.add(new SetCardInfo("Ironclaw Curse", 76, Rarity.RARE, mage.cards.i.IronclawCurse.class));
         cards.add(new SetCardInfo("Jinx", 29, Rarity.COMMON, mage.cards.j.Jinx.class));
         cards.add(new SetCardInfo("Joven", 77, Rarity.COMMON, mage.cards.j.Joven.class));
+        cards.add(new SetCardInfo("Joven's Ferrets", 89, Rarity.COMMON, mage.cards.j.JovensFerrets.class));
         cards.add(new SetCardInfo("Joven's Tools", 108, Rarity.UNCOMMON, mage.cards.j.JovensTools.class));
         cards.add(new SetCardInfo("Koskun Falls", 55, Rarity.RARE, mage.cards.k.KoskunFalls.class));
         cards.add(new SetCardInfo("Koskun Keep", 114, Rarity.UNCOMMON, mage.cards.k.KoskunKeep.class));

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

@@ -144,6 +144,7 @@ public final class MastersEditionII extends ExpansionSet {
         cards.add(new SetCardInfo("Jester's Mask", 211, Rarity.RARE, mage.cards.j.JestersMask.class));
         cards.add(new SetCardInfo("Jeweled Amulet", 212, Rarity.UNCOMMON, mage.cards.j.JeweledAmulet.class));
         cards.add(new SetCardInfo("Johtull Wurm", 168, Rarity.UNCOMMON, mage.cards.j.JohtullWurm.class));
+        cards.add(new SetCardInfo("Joven's Ferrets", 169, Rarity.UNCOMMON, mage.cards.j.JovensFerrets.class));
         cards.add(new SetCardInfo("Juniper Order Advocate", 20, Rarity.UNCOMMON, mage.cards.j.JuniperOrderAdvocate.class));
         cards.add(new SetCardInfo("Karplusan Giant", 133, Rarity.UNCOMMON, mage.cards.k.KarplusanGiant.class));
         cards.add(new SetCardInfo("Kaysa", 170, Rarity.RARE, mage.cards.k.Kaysa.class));