[SNC] Implement High-Rise Sawjack. (#8847)

* [SNC] Implement High-Rise Sawjack. Add BlocksCreatureWithFlyingTriggeredAbility.

* [SNC] Implement more generic BlocksCreatureTriggeredAbility

Co-authored-by: Evan Kranzler <theelk801@gmail.com>

Mage.Sets/src/mage/cards/c/CrimsonRoc.java

@@ -1,7 +1,10 @@
 package mage.cards.c;
 
 import mage.MageInt;
+import mage.abilities.Ability;
 import mage.abilities.TriggeredAbilityImpl;
+import mage.abilities.common.BlocksCreatureTriggeredAbility;
+import mage.abilities.effects.Effect;
 import mage.abilities.effects.common.continuous.BoostSourceEffect;
 import mage.abilities.effects.common.continuous.GainAbilitySourceEffect;
 import mage.abilities.keyword.FirstStrikeAbility;
@@ -12,6 +15,9 @@ import mage.constants.CardType;
 import mage.constants.Duration;
 import mage.constants.SubType;
 import mage.constants.Zone;
+import mage.filter.common.FilterCreaturePermanent;
+import mage.filter.predicate.Predicates;
+import mage.filter.predicate.mageobject.AbilityPredicate;
 import mage.game.Game;
 import mage.game.events.GameEvent;
 import mage.game.permanent.Permanent;
@@ -23,6 +29,12 @@ import java.util.UUID;
  */
 public final class CrimsonRoc extends CardImpl {
 
+    private static final FilterCreaturePermanent filter = new FilterCreaturePermanent("creature without flying");
+
+    static {
+        filter.add(Predicates.not(new AbilityPredicate(FlyingAbility.class)));
+    }
+
     public CrimsonRoc(UUID ownerId, CardSetInfo setInfo) {
         super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{4}{R}");
 
@@ -34,7 +46,13 @@ public final class CrimsonRoc extends CardImpl {
         this.addAbility(FlyingAbility.getInstance());
 
         // Whenever Crimson Roc blocks a creature without flying, Crimson Roc gets +1/+0 and gains first strike until end of turn.
-        this.addAbility(new CrimsonRocTriggeredAbility());
+        Ability ability = new BlocksCreatureTriggeredAbility(new BoostSourceEffect(
+                1, 0, Duration.EndOfTurn
+        ).setText("{this} gets +1/+0"), filter, false);
+        ability.addEffect(new GainAbilitySourceEffect(
+                FirstStrikeAbility.getInstance(), Duration.EndOfTurn
+        ).setText("and gains first strike until end of turn"));
+        this.addAbility(ability);
     }
 
     private CrimsonRoc(final CrimsonRoc card) {
@@ -45,43 +63,4 @@ public final class CrimsonRoc extends CardImpl {
     public CrimsonRoc copy() {
         return new CrimsonRoc(this);
     }
-}
-
-class CrimsonRocTriggeredAbility extends TriggeredAbilityImpl {
-
-    CrimsonRocTriggeredAbility() {
-        super(Zone.BATTLEFIELD, new BoostSourceEffect(1, 0, Duration.EndOfTurn), false);
-        this.addEffect(new GainAbilitySourceEffect(FirstStrikeAbility.getInstance(), Duration.EndOfTurn));
-    }
-
-    private CrimsonRocTriggeredAbility(final CrimsonRocTriggeredAbility ability) {
-        super(ability);
-    }
-
-    @Override
-    public boolean checkEventType(GameEvent event, Game game) {
-        return event.getType() == GameEvent.EventType.BLOCKER_DECLARED;
-    }
-
-    @Override
-    public boolean checkTrigger(GameEvent event, Game game) {
-        if (!event.getSourceId().equals(this.getSourceId())) {
-            return false;
-        }
-        Permanent permanent = game.getPermanent(event.getTargetId());
-        return permanent != null
-                && permanent.isCreature(game)
-                && !permanent.hasAbility(FlyingAbility.getInstance(), game);
-    }
-
-    @Override
-    public String getRule() {
-        return "Whenever {this} blocks a creature without flying, " +
-                "{this} gets +1/+0 and gains first strike until end of turn.";
-    }
-
-    @Override
-    public CrimsonRocTriggeredAbility copy() {
-        return new CrimsonRocTriggeredAbility(this);
-    }
-}
+}

Mage.Sets/src/mage/cards/e/EzurisArchers.java

@@ -3,8 +3,7 @@ package mage.cards.e;
 
 import java.util.UUID;
 import mage.MageInt;
-import mage.abilities.TriggeredAbilityImpl;
-import mage.abilities.effects.Effect;
+import mage.abilities.common.BlocksCreatureTriggeredAbility;
 import mage.abilities.effects.common.continuous.BoostSourceEffect;
 import mage.abilities.keyword.FlyingAbility;
 import mage.abilities.keyword.ReachAbility;
@@ -13,10 +12,9 @@ import mage.cards.CardSetInfo;
 import mage.constants.CardType;
 import mage.constants.SubType;
 import mage.constants.Duration;
-import mage.constants.Zone;
-import mage.game.Game;
-import mage.game.events.GameEvent;
-import mage.game.events.GameEvent.EventType;
+import mage.filter.FilterPermanent;
+import mage.filter.common.FilterCreaturePermanent;
+import mage.filter.predicate.mageobject.AbilityPredicate;
 
 /**
  *
@@ -24,6 +22,12 @@ import mage.game.events.GameEvent.EventType;
  */
 public final class EzurisArchers extends CardImpl {
 
+    private static final FilterCreaturePermanent filter = new FilterCreaturePermanent("creature with flying");
+
+    static {
+        filter.add(new AbilityPredicate(FlyingAbility.class));
+    }
+
     public EzurisArchers(UUID ownerId, CardSetInfo setInfo) {
         super(ownerId,setInfo,new CardType[]{CardType.CREATURE},"{G}");
         this.subtype.add(SubType.ELF);
@@ -32,9 +36,11 @@ public final class EzurisArchers extends CardImpl {
         this.power = new MageInt(1);
         this.toughness = new MageInt(2);
 
+        // Reach
         this.addAbility(ReachAbility.getInstance());
+
         // Whenever Ezuri's Archers blocks a creature with flying, Ezuri's Archers gets +3/+0 until end of turn.
-        this.addAbility(new BlocksCreatureWithFlyingTriggeredAbility(new BoostSourceEffect(3, 0, Duration.EndOfTurn), false));
+        this.addAbility(new BlocksCreatureTriggeredAbility(new BoostSourceEffect(3, 0, Duration.EndOfTurn), filter, false));
     }
 
     private EzurisArchers(final EzurisArchers card) {
@@ -46,34 +52,3 @@ public final class EzurisArchers extends CardImpl {
         return new EzurisArchers(this);
     }
 }
-
-class BlocksCreatureWithFlyingTriggeredAbility extends TriggeredAbilityImpl {
-
-    public BlocksCreatureWithFlyingTriggeredAbility(Effect effect, boolean optional) {
-        super(Zone.BATTLEFIELD, effect, optional);
-    }
-
-    public BlocksCreatureWithFlyingTriggeredAbility(final BlocksCreatureWithFlyingTriggeredAbility ability) {
-        super(ability);
-    }
-
-    @Override
-    public boolean checkEventType(GameEvent event, Game game) {
-        return event.getType() == GameEvent.EventType.BLOCKER_DECLARED;
-    }
-
-    @Override
-    public boolean checkTrigger(GameEvent event, Game game) {
-        return event.getSourceId().equals(this.getSourceId()) && game.getPermanent(event.getTargetId()).getAbilities().containsKey(FlyingAbility.getInstance().getId());
-    }
-
-    @Override
-    public String getTriggerPhrase() {
-        return "Whenever {this} blocks a creature with flying, " ;
-    }
-
-    @Override
-    public BlocksCreatureWithFlyingTriggeredAbility copy() {
-        return new BlocksCreatureWithFlyingTriggeredAbility(this);
-    }
-}

Mage.Sets/src/mage/cards/f/FrostwebSpider.java

@@ -3,7 +3,7 @@ package mage.cards.f;
 
 import java.util.UUID;
 import mage.MageInt;
-import mage.abilities.TriggeredAbilityImpl;
+import mage.abilities.common.BlocksCreatureTriggeredAbility;
 import mage.abilities.common.delayed.AtTheEndOfCombatDelayedTriggeredAbility;
 import mage.abilities.effects.Effect;
 import mage.abilities.effects.common.CreateDelayedTriggeredAbilityEffect;
@@ -16,13 +16,8 @@ import mage.constants.CardType;
 import mage.constants.SubType;
 import mage.constants.SuperType;
 import mage.counters.CounterType;
-import mage.constants.Zone;
-import mage.filter.FilterPermanent;
 import mage.filter.common.FilterCreaturePermanent;
 import mage.filter.predicate.mageobject.AbilityPredicate;
-import mage.game.Game;
-import mage.game.events.GameEvent;
-import mage.game.permanent.Permanent;
 /**
  *
  * @author L_J
@@ -48,7 +43,7 @@ public final class FrostwebSpider extends CardImpl {
         // Whenever Frostweb Spider blocks a creature with flying, put a +1/+1 counter on Frostweb Spider at end of combat.
         Effect effect = new CreateDelayedTriggeredAbilityEffect(new AtTheEndOfCombatDelayedTriggeredAbility(new AddCountersSourceEffect(CounterType.P1P1.createInstance())), true);
         effect.setText("put a +1/+1 counter on {this} at end of combat");
-        this.addAbility(new FrostwebSpiderTriggeredAbility(effect, filter, false));
+        this.addAbility(new BlocksCreatureTriggeredAbility(effect, filter,false));
     }
 
     private FrostwebSpider(final FrostwebSpider card) {
@@ -59,45 +54,4 @@ public final class FrostwebSpider extends CardImpl {
     public FrostwebSpider copy() {
         return new FrostwebSpider(this);
     }
-}
-
-class FrostwebSpiderTriggeredAbility extends TriggeredAbilityImpl {
-
-    protected FilterPermanent filter;
-
-    public FrostwebSpiderTriggeredAbility(Effect effect, FilterPermanent filter, boolean optional) {
-        super(Zone.BATTLEFIELD, effect, optional);
-        this.filter = filter;
-    }
-
-    public FrostwebSpiderTriggeredAbility(final FrostwebSpiderTriggeredAbility ability) {
-        super(ability);
-        this.filter = ability.filter;
-    }
-
-    @Override
-    public boolean checkEventType(GameEvent event, Game game) {
-        return event.getType() == GameEvent.EventType.BLOCKER_DECLARED;
-    }
-
-    @Override
-    public boolean checkTrigger(GameEvent event, Game game) {
-        if (event.getSourceId().equals(this.getSourceId())) {
-            Permanent blocked = game.getPermanent(event.getTargetId());
-            if (blocked != null && filter.match(blocked, game)) {
-                return true;
-            }
-        }
-        return false;
-    }
-
-    @Override
-    public String getTriggerPhrase() {
-        return "Whenever {this} blocks a " + filter.getMessage() + ", " ;
-    }
-
-    @Override
-    public FrostwebSpiderTriggeredAbility copy() {
-        return new FrostwebSpiderTriggeredAbility(this);
-    }
-}
+}

Mage.Sets/src/mage/cards/h/HighRiseSawjack.java

@@ -0,0 +1,52 @@
+package mage.cards.h;
+
+import mage.MageInt;
+import mage.abilities.common.BlocksCreatureTriggeredAbility;
+import mage.abilities.effects.common.continuous.BoostSourceEffect;
+import mage.abilities.keyword.FlyingAbility;
+import mage.abilities.keyword.ReachAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.Duration;
+import mage.constants.SubType;
+import mage.filter.common.FilterCreaturePermanent;
+import mage.filter.predicate.mageobject.AbilityPredicate;
+
+import java.util.UUID;
+
+/**
+ * @author Hiddevb
+ */
+public final class HighRiseSawjack extends CardImpl {
+
+    private static final FilterCreaturePermanent filter = new FilterCreaturePermanent("creature with flying");
+
+    static {
+        filter.add(new AbilityPredicate(FlyingAbility.class));
+    }
+
+    public HighRiseSawjack(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId,setInfo,new CardType[]{CardType.CREATURE},"{2}{G}");
+
+        this.subtype.add(SubType.ELF);
+        this.subtype.add(SubType.CITIZEN);
+        this.power = new MageInt(2);
+        this.toughness = new MageInt(3);
+
+        // Reach
+        this.addAbility(ReachAbility.getInstance());
+
+        // Whenever High-Rise Sawjack blocks a creature with flying, High-Rise Sawjack gets +2/+0 until end of turn.
+        this.addAbility(new BlocksCreatureTriggeredAbility(new BoostSourceEffect(2, 0, Duration.EndOfTurn), filter, false));
+    }
+
+    private HighRiseSawjack(final HighRiseSawjack card) {
+        super(card);
+    }
+
+    @Override
+    public HighRiseSawjack copy() {
+        return new HighRiseSawjack(this);
+    }
+}

Mage.Sets/src/mage/cards/n/NetcasterSpider.java

@@ -3,8 +3,7 @@ package mage.cards.n;
 
 import java.util.UUID;
 import mage.MageInt;
-import mage.abilities.TriggeredAbilityImpl;
-import mage.abilities.effects.Effect;
+import mage.abilities.common.BlocksCreatureTriggeredAbility;
 import mage.abilities.effects.common.continuous.BoostSourceEffect;
 import mage.abilities.keyword.FlyingAbility;
 import mage.abilities.keyword.ReachAbility;
@@ -13,10 +12,8 @@ import mage.cards.CardSetInfo;
 import mage.constants.CardType;
 import mage.constants.SubType;
 import mage.constants.Duration;
-import mage.constants.Zone;
-import mage.game.Game;
-import mage.game.events.GameEvent;
-import mage.game.events.GameEvent.EventType;
+import mage.filter.common.FilterCreaturePermanent;
+import mage.filter.predicate.mageobject.AbilityPredicate;
 
 /**
  *
@@ -24,6 +21,12 @@ import mage.game.events.GameEvent.EventType;
  */
 public final class NetcasterSpider extends CardImpl {
 
+    private static final FilterCreaturePermanent filter = new FilterCreaturePermanent("creature with flying");
+
+    static {
+        filter.add(new AbilityPredicate(FlyingAbility.class));
+    }
+
     public NetcasterSpider(UUID ownerId, CardSetInfo setInfo) {
         super(ownerId,setInfo,new CardType[]{CardType.CREATURE},"{2}{G}");
         this.subtype.add(SubType.SPIDER);
@@ -33,8 +36,9 @@ public final class NetcasterSpider extends CardImpl {
 
         // Reach
         this.addAbility(ReachAbility.getInstance());
+
         // Whenever Netcaster Spider blocks a creature with flying, Netcaster Spider gets +2/+0 until end of turn.
-        this.addAbility(new BlocksCreatureWithFlyingTriggeredAbility(new BoostSourceEffect(2, 0, Duration.EndOfTurn), false));
+        this.addAbility(new BlocksCreatureTriggeredAbility(new BoostSourceEffect(2, 0, Duration.EndOfTurn), filter, false));
     }
 
     private NetcasterSpider(final NetcasterSpider card) {
@@ -45,36 +49,4 @@ public final class NetcasterSpider extends CardImpl {
     public NetcasterSpider copy() {
         return new NetcasterSpider(this);
     }
-}
-
-class BlocksCreatureWithFlyingTriggeredAbility extends TriggeredAbilityImpl {
-
-    public BlocksCreatureWithFlyingTriggeredAbility(Effect effect, boolean optional) {
-        super(Zone.BATTLEFIELD, effect, optional);
-    }
-
-    public BlocksCreatureWithFlyingTriggeredAbility(final BlocksCreatureWithFlyingTriggeredAbility ability) {
-        super(ability);
-    }
-
-    @Override
-    public boolean checkEventType(GameEvent event, Game game) {
-        return event.getType() == GameEvent.EventType.BLOCKER_DECLARED;
-    }
-
-    @Override
-    public boolean checkTrigger(GameEvent event, Game game) {
-        return event.getSourceId().equals(this.getSourceId())
-                && game.getPermanent(event.getTargetId()).getAbilities().containsKey(FlyingAbility.getInstance().getId());
-    }
-
-    @Override
-    public String getTriggerPhrase() {
-        return "Whenever {this} blocks a creature with flying, " ;
-    }
-
-    @Override
-    public BlocksCreatureWithFlyingTriggeredAbility copy() {
-        return new BlocksCreatureWithFlyingTriggeredAbility(this);
-    }
 }

Mage.Sets/src/mage/cards/s/Snarespinner.java

@@ -1,7 +1,7 @@
 package mage.cards.s;
 
 import mage.MageInt;
-import mage.abilities.TriggeredAbilityImpl;
+import mage.abilities.common.BlocksCreatureTriggeredAbility;
 import mage.abilities.effects.common.continuous.BoostSourceEffect;
 import mage.abilities.keyword.FlyingAbility;
 import mage.abilities.keyword.ReachAbility;
@@ -10,9 +10,8 @@ import mage.cards.CardSetInfo;
 import mage.constants.CardType;
 import mage.constants.Duration;
 import mage.constants.SubType;
-import mage.constants.Zone;
-import mage.game.Game;
-import mage.game.events.GameEvent;
+import mage.filter.common.FilterCreaturePermanent;
+import mage.filter.predicate.mageobject.AbilityPredicate;
 
 import java.util.UUID;
 
@@ -21,6 +20,12 @@ import java.util.UUID;
  */
 public final class Snarespinner extends CardImpl {
 
+    private static final FilterCreaturePermanent filter = new FilterCreaturePermanent("creature with flying");
+
+    static {
+        filter.add(new AbilityPredicate(FlyingAbility.class));
+    }
+
     public Snarespinner(UUID ownerId, CardSetInfo setInfo) {
         super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{1}{G}");
 
@@ -32,7 +37,7 @@ public final class Snarespinner extends CardImpl {
         this.addAbility(ReachAbility.getInstance());
 
         // Whenever Snarespinner blocks a creature with flying, Snarespinner gets +2/+0 until end of turn.
-        this.addAbility(new SnarespinnerTriggeredAbility());
+        this.addAbility(new BlocksCreatureTriggeredAbility(new BoostSourceEffect(2, 0, Duration.EndOfTurn), filter, false));
     }
 
     private Snarespinner(final Snarespinner card) {
@@ -43,36 +48,4 @@ public final class Snarespinner extends CardImpl {
     public Snarespinner copy() {
         return new Snarespinner(this);
     }
-}
-
-class SnarespinnerTriggeredAbility extends TriggeredAbilityImpl {
-
-    SnarespinnerTriggeredAbility() {
-        super(Zone.BATTLEFIELD, new BoostSourceEffect(2, 0, Duration.EndOfTurn), false);
-    }
-
-    private SnarespinnerTriggeredAbility(final SnarespinnerTriggeredAbility ability) {
-        super(ability);
-    }
-
-    @Override
-    public boolean checkEventType(GameEvent event, Game game) {
-        return event.getType() == GameEvent.EventType.BLOCKER_DECLARED;
-    }
-
-    @Override
-    public boolean checkTrigger(GameEvent event, Game game) {
-        return event.getSourceId().equals(this.getSourceId())
-                && game.getPermanent(event.getTargetId()).getAbilities().containsKey(FlyingAbility.getInstance().getId());
-    }
-
-    @Override
-    public String getRule() {
-        return "Whenever {this} blocks a creature with flying, {this} gets +2/+0 until end of turn.";
-    }
-
-    @Override
-    public SnarespinnerTriggeredAbility copy() {
-        return new SnarespinnerTriggeredAbility(this);
-    }
 }

Mage.Sets/src/mage/cards/w/WoollySpider.java

@@ -3,8 +3,7 @@ package mage.cards.w;
 
 import java.util.UUID;
 import mage.MageInt;
-import mage.abilities.TriggeredAbilityImpl;
-import mage.abilities.effects.Effect;
+import mage.abilities.common.BlocksCreatureTriggeredAbility;
 import mage.abilities.effects.common.continuous.BoostSourceEffect;
 import mage.abilities.keyword.FlyingAbility;
 import mage.abilities.keyword.ReachAbility;
@@ -13,10 +12,8 @@ import mage.cards.CardSetInfo;
 import mage.constants.CardType;
 import mage.constants.SubType;
 import mage.constants.Duration;
-import mage.constants.Zone;
-import mage.game.Game;
-import mage.game.events.GameEvent;
-import mage.game.events.GameEvent.EventType;
+import mage.filter.common.FilterCreaturePermanent;
+import mage.filter.predicate.mageobject.AbilityPredicate;
 
 /**
  *
@@ -24,6 +21,12 @@ import mage.game.events.GameEvent.EventType;
  */
 public final class WoollySpider extends CardImpl {
 
+    private static final FilterCreaturePermanent filter = new FilterCreaturePermanent("creature with flying");
+
+    static {
+        filter.add(new AbilityPredicate(FlyingAbility.class));
+    }
+
     public WoollySpider(UUID ownerId, CardSetInfo setInfo) {
         super(ownerId,setInfo,new CardType[]{CardType.CREATURE},"{1}{G}{G}");
         this.subtype.add(SubType.SPIDER);
@@ -33,8 +36,9 @@ public final class WoollySpider extends CardImpl {
 
         // Reach
         this.addAbility(ReachAbility.getInstance());
+
         // Whenever Woolly Spider blocks a creature with flying, Woolly Spider gets +0/+2 until end of turn.
-        this.addAbility(new BlocksCreatureWithFlyingTriggeredAbility(new BoostSourceEffect(0, 2, Duration.EndOfTurn), false));
+        this.addAbility(new BlocksCreatureTriggeredAbility(new BoostSourceEffect(0, 2, Duration.EndOfTurn), filter, false));
     }
 
     private WoollySpider(final WoollySpider card) {
@@ -45,35 +49,4 @@ public final class WoollySpider extends CardImpl {
     public WoollySpider copy() {
         return new WoollySpider(this);
     }
-}
-
-class BlocksCreatureWithFlyingTriggeredAbility extends TriggeredAbilityImpl {
-
-    public BlocksCreatureWithFlyingTriggeredAbility(Effect effect, boolean optional) {
-        super(Zone.BATTLEFIELD, effect, optional);
-    }
-
-    public BlocksCreatureWithFlyingTriggeredAbility(final BlocksCreatureWithFlyingTriggeredAbility ability) {
-        super(ability);
-    }
-
-    @Override
-    public boolean checkEventType(GameEvent event, Game game) {
-        return event.getType() == GameEvent.EventType.BLOCKER_DECLARED;
-    }
-
-    @Override
-    public boolean checkTrigger(GameEvent event, Game game) {
-        return event.getSourceId().equals(this.getSourceId()) && game.getPermanent(event.getTargetId()).getAbilities().containsKey(FlyingAbility.getInstance().getId());
-    }
-
-    @Override
-    public String getTriggerPhrase() {
-        return "Whenever {this} blocks a creature with flying, " ;
-    }
-
-    @Override
-    public BlocksCreatureWithFlyingTriggeredAbility copy() {
-        return new BlocksCreatureWithFlyingTriggeredAbility(this);
-    }
 }

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

@@ -130,6 +130,7 @@ public final class StreetsOfNewCapenna extends ExpansionSet {
         cards.add(new SetCardInfo("Graveyard Shift", 81, Rarity.UNCOMMON, mage.cards.g.GraveyardShift.class));
         cards.add(new SetCardInfo("Grisly Sigil", 82, Rarity.UNCOMMON, mage.cards.g.GrislySigil.class));
         cards.add(new SetCardInfo("Halo Fountain", 15, Rarity.MYTHIC, mage.cards.h.HaloFountain.class));
+        cards.add(new SetCardInfo("High-Rise Sawjack", 150, Rarity.COMMON, mage.cards.h.HighRiseSawjack.class));
         cards.add(new SetCardInfo("Halo Scarab", 239, Rarity.COMMON, mage.cards.h.HaloScarab.class));
         cards.add(new SetCardInfo("Hoard Hauler", 109, Rarity.RARE, mage.cards.h.HoardHauler.class));
         cards.add(new SetCardInfo("Hold for Ransom", 16, Rarity.COMMON, mage.cards.h.HoldForRansom.class));

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

@@ -0,0 +1,56 @@
+package mage.abilities.common;
+
+import mage.abilities.TriggeredAbilityImpl;
+import mage.abilities.effects.Effect;
+import mage.abilities.keyword.FlyingAbility;
+import mage.constants.Zone;
+import mage.filter.StaticFilters;
+import mage.filter.common.FilterCreaturePermanent;
+import mage.game.Game;
+import mage.game.events.GameEvent;
+
+/**
+ * @author Hiddevb
+ */
+public class BlocksCreatureTriggeredAbility extends TriggeredAbilityImpl {
+
+    private final FilterCreaturePermanent filter;
+
+    public BlocksCreatureTriggeredAbility(Effect effect, boolean optional) {
+        super(Zone.BATTLEFIELD, effect, optional);
+        this.filter = StaticFilters.FILTER_PERMANENT_CREATURE;
+    }
+
+    public BlocksCreatureTriggeredAbility(Effect effect, FilterCreaturePermanent filter, boolean optional) {
+        super(Zone.BATTLEFIELD, effect, optional);
+        this.filter = filter;
+    }
+
+    public BlocksCreatureTriggeredAbility(final BlocksCreatureTriggeredAbility ability) {
+        super(ability);
+        this.filter = ability.filter;
+    }
+
+    @Override
+    public boolean checkEventType(GameEvent event, Game game) {
+        return event.getType() == GameEvent.EventType.BLOCKER_DECLARED;
+    }
+
+    @Override
+    public boolean checkTrigger(GameEvent event, Game game) {
+        return event.getSourceId().equals(this.getSourceId())
+                && !filter.match(game.getPermanent(event.getSourceId()), game);
+    }
+
+    @Override
+    public String getTriggerPhrase() {
+        return "Whenever {this} blocks "
+                + (filter.getMessage().startsWith("an ") ? "" : "a ")
+                + filter.getMessage() + ", " ;
+    }
+
+    @Override
+    public BlocksCreatureTriggeredAbility copy() {
+        return new BlocksCreatureTriggeredAbility(this);
+    }
+}