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 *        conditions and the following disclaimer.
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 *        of conditions and the following disclaimer in the documentation and/or other materials
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package mage.sets.magic2010;

import java.util.UUID;
import mage.Constants.CardType;
import mage.Constants.Duration;
import mage.Constants.Rarity;
import mage.MageInt;
import mage.abilities.Ability;
import mage.abilities.EvasionAbility;
import mage.abilities.effects.RestrictionEffect;
import mage.cards.CardImpl;
import mage.game.Game;
import mage.game.permanent.Permanent;

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

    public DreadWarlock(UUID ownerId) {
        super(ownerId, 94, "Dread Warlock", Rarity.COMMON, new CardType[]{CardType.CREATURE}, "{1}{B}{B}");
        this.expansionSetCode = "M10";
        this.subtype.add("Human");
        this.subtype.add("Wizard");

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

        // Dread Warlock can't be blocked except by black creatures.
        this.addAbility(DreadWarlockAbility.getInstance());
    }

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

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

class DreadWarlockAbility extends EvasionAbility<DreadWarlockAbility> {

    private static DreadWarlockAbility instance;

    public static DreadWarlockAbility getInstance() {
        if (instance == null) {
            instance = new DreadWarlockAbility();
        }
        return instance;
    }

    private DreadWarlockAbility() {
        this.addEffect(new DreadWarlockEffect());
    }

    @Override
    public String getRule() {
        return "{this} can't be blocked except by black creatures.";
    }

    @Override
    public DreadWarlockAbility copy() {
        return getInstance();
    }
}

class DreadWarlockEffect extends RestrictionEffect<DreadWarlockEffect> {

    public DreadWarlockEffect() {
        super(Duration.WhileOnBattlefield);
    }

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

    @Override
    public boolean applies(Permanent permanent, Ability source, Game game) {
        if (permanent.getAbilities().containsKey(DreadWarlockAbility.getInstance().getId())) {
            return true;
        }
        return false;
    }

    @Override
    public boolean canBeBlocked(Permanent attacker, Permanent blocker, Ability source, Game game) {
        if (blocker.getColor().isBlack()) {
            return true;
        }
        return false;
    }

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