Havoc.java example

Explorer
mage-master
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package mage.cards.h;

import java.util.UUID;
import mage.ObjectColor;
import mage.abilities.common.SpellCastOpponentTriggeredAbility;
import mage.abilities.effects.Effect;
import mage.abilities.effects.common.LoseLifeTargetEffect;
import mage.cards.CardImpl;
import mage.cards.CardSetInfo;
import mage.constants.CardType;
import mage.constants.SetTargetPointer;
import mage.constants.Zone;
import mage.filter.FilterSpell;
import mage.filter.predicate.mageobject.ColorPredicate;

/**
 *
 * @author LoneFox
 */
public class Havoc extends CardImpl {

    private final static FilterSpell filter = new FilterSpell("a white spell");

    static {
        filter.add(new ColorPredicate(ObjectColor.WHITE));
    }

    public Havoc(UUID ownerId, CardSetInfo setInfo) {
        super(ownerId,setInfo,new CardType[]{CardType.ENCHANTMENT},"{1}{R}");

        // Whenever an opponent casts a white spell, he or she loses 2 life.
        Effect effect = new LoseLifeTargetEffect(2);
        effect.setText("he or she loses 2 life");
        this.addAbility(new SpellCastOpponentTriggeredAbility(Zone.BATTLEFIELD, effect, filter, false, SetTargetPointer.PLAYER));
    }

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

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