Implemented Backslide

Mage.Sets/src/mage/cards/b/Backslide.java

@@ -0,0 +1,113 @@
+/*
+ *  Copyright 2010 BetaSteward_at_googlemail.com. All rights reserved.
+ *
+ *  Redistribution and use in source and binary forms, with or without modification, are
+ *  permitted provided that the following conditions are met:
+ *
+ *     1. Redistributions of source code must retain the above copyright notice, this list of
+ *        conditions and the following disclaimer.
+ *
+ *     2. Redistributions in binary form must reproduce the above copyright notice, this list
+ *        of conditions and the following disclaimer in the documentation and/or other materials
+ *        provided with the distribution.
+ *
+ *  THIS SOFTWARE IS PROVIDED BY BetaSteward_at_googlemail.com ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ *  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ *  FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BetaSteward_at_googlemail.com OR
+ *  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ *  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ *  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ *  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  The views and conclusions contained in the software and documentation are those of the
+ *  authors and should not be interpreted as representing official policies, either expressed
+ *  or implied, of BetaSteward_at_googlemail.com.
+ */
+package mage.cards.b;
+
+import java.util.UUID;
+import mage.abilities.Ability;
+import mage.abilities.costs.mana.ManaCostsImpl;
+import mage.abilities.effects.OneShotEffect;
+import mage.abilities.effects.common.continuous.BecomesFaceDownCreatureAllEffect;
+import mage.abilities.keyword.CyclingAbility;
+import mage.abilities.keyword.MorphAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.Outcome;
+import mage.filter.common.FilterCreaturePermanent;
+import mage.filter.predicate.Predicate;
+import mage.filter.predicate.Predicates;
+import mage.filter.predicate.mageobject.AbilityPredicate;
+import mage.filter.predicate.permanent.PermanentIdPredicate;
+import mage.game.Game;
+import mage.target.Target;
+import mage.target.common.TargetCreaturePermanent;
+
+/**
+ *
+ * @author TheElk801
+ */
+public class Backslide extends CardImpl {
+
+    private static final FilterCreaturePermanent filter = new FilterCreaturePermanent("creature with a morph ability");
+
+    static {
+        filter.add(new AbilityPredicate(MorphAbility.class));
+    }
+
+    public Backslide(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.INSTANT}, "{1}{U}");
+
+        // Turn target creature with a morph ability face down.
+        this.getSpellAbility().addEffect(new BackslideEffect());
+        this.getSpellAbility().addTarget(new TargetCreaturePermanent(filter));
+
+        // Cycling {U}
+        this.addAbility(new CyclingAbility(new ManaCostsImpl("{U}")));
+
+    }
+
+    public Backslide(final Backslide card) {
+        super(card);
+    }
+
+    @Override
+    public Backslide copy() {
+        return new Backslide(this);
+    }
+}
+
+class BackslideEffect extends OneShotEffect {
+
+    BackslideEffect() {
+        super(Outcome.Benefit);
+        this.staticText = "Turn target creature with a morph ability face down.";
+    }
+
+    BackslideEffect(final BackslideEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public BackslideEffect copy() {
+        return new BackslideEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Predicate pred = new PermanentIdPredicate(UUID.randomUUID());
+        for (Target target : source.getTargets()) {
+            for (UUID targetId : target.getTargets()) {
+                pred = Predicates.or(pred, new PermanentIdPredicate(targetId));
+            }
+        }
+        FilterCreaturePermanent filter = new FilterCreaturePermanent();
+        filter.add(pred);
+        game.addEffect(new BecomesFaceDownCreatureAllEffect(filter), source);
+        return true;
+    }
+}

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

@@ -46,6 +46,7 @@ public class Onslaught extends ExpansionSet {
         cards.add(new SetCardInfo("Aven Brigadier", 7, Rarity.RARE, mage.cards.a.AvenBrigadier.class));
         cards.add(new SetCardInfo("Aven Fateshaper", 69, Rarity.UNCOMMON, mage.cards.a.AvenFateshaper.class));
         cards.add(new SetCardInfo("Aven Soulgazer", 8, Rarity.UNCOMMON, mage.cards.a.AvenSoulgazer.class));
+        cards.add(new SetCardInfo("Backslide", 70, Rarity.COMMON, mage.cards.b.Backslide.class));
         cards.add(new SetCardInfo("Barkhide Mauler", 246, Rarity.COMMON, mage.cards.b.BarkhideMauler.class));
         cards.add(new SetCardInfo("Barren Moor", 312, Rarity.COMMON, mage.cards.b.BarrenMoor.class));
         cards.add(new SetCardInfo("Battering Craghorn", 188, Rarity.COMMON, mage.cards.b.BatteringCraghorn.class));