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 *  Copyright 2010 BetaSteward_at_googlemail.com. All rights reserved.
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 *        conditions and the following disclaimer.
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 *     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.
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package mage.sets.zendikar;

import java.util.UUID;
import mage.Constants.CardType;
import mage.Constants.Duration;
import mage.Constants.Rarity;
import mage.Constants.Zone;
import mage.MageInt;
import mage.abilities.Ability;
import mage.abilities.common.SimpleStaticAbility;
import mage.abilities.effects.RestrictionEffect;
import mage.cards.CardImpl;
import mage.filter.common.FilterControlledPermanent;
import mage.game.Game;
import mage.game.permanent.Permanent;

/**
 *
 * @author North
 */
public class MindlessNull extends CardImpl<MindlessNull> {

    public MindlessNull(UUID ownerId) {
        super(ownerId, 103, "Mindless Null", Rarity.COMMON, new CardType[]{CardType.CREATURE}, "{2}{B}");
        this.expansionSetCode = "ZEN";
        this.subtype.add("Zombie");

        this.color.setBlack(true);
        this.power = new MageInt(2);
        this.toughness = new MageInt(2);

        this.addAbility(new SimpleStaticAbility(Zone.BATTLEFIELD, new MindlessNullEffect()));
    }

    public MindlessNull(final MindlessNull card) {
        super(card);
    }

    @Override
    public MindlessNull copy() {
        return new MindlessNull(this);
    }
}

class MindlessNullEffect extends RestrictionEffect<MindlessNullEffect> {

    private final FilterControlledPermanent filter = new FilterControlledPermanent("Vampire");

    public MindlessNullEffect() {
        super(Duration.WhileOnBattlefield);
        filter.getSubtype().add("Vampire");
        staticText = "{this} can't block unless you control a Vampire";
    }

    public MindlessNullEffect(final MindlessNullEffect effect) {
        super(effect);
    }

    @Override
    public MindlessNullEffect copy() {
        return new MindlessNullEffect(this);
    }

    @Override
    public boolean canBlock(Permanent attacker, Permanent blocker, Ability source, Game game) {
        return false;
    }

    @Override
    public boolean applies(Permanent permanent, Ability source, Game game) {
        if (game.getBattlefield().countAll(filter, source.getControllerId(), game) == 0) {
            return true;
        }
        return false;
    }
}