Voidwalk.java example

Explorer
mage-master
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package mage.cards.v;

import java.util.UUID;
import mage.abilities.Ability;
import mage.abilities.common.delayed.AtTheBeginOfNextEndStepDelayedTriggeredAbility;
import mage.abilities.effects.OneShotEffect;
import mage.abilities.effects.common.CipherEffect;
import mage.abilities.effects.common.ReturnToBattlefieldUnderOwnerControlSourceEffect;
import mage.cards.CardImpl;
import mage.cards.CardSetInfo;
import mage.constants.CardType;
import mage.constants.Outcome;
import mage.game.Game;
import mage.game.permanent.Permanent;
import mage.players.Player;
import mage.target.common.TargetCreaturePermanent;

/**
 *
 * @author jeffwadsworth
 */
public class Voidwalk extends CardImpl {

    public Voidwalk(UUID ownerId, CardSetInfo setInfo) {
        super(ownerId,setInfo,new CardType[]{CardType.SORCERY},"{3}{U}");

        // Exile target creature. Return it to the battlefield under its owner's control at the beginning of the next end step.
        this.getSpellAbility().addEffect(new VoidwalkEffect());
        this.getSpellAbility().addTarget(new TargetCreaturePermanent());

        // Cipher
        this.getSpellAbility().addEffect(new CipherEffect());
    }

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

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

class VoidwalkEffect extends OneShotEffect {

    private static final String effectText = "Exile target creature. Return it to the battlefield under its owner's control at the beginning of the next end step";

    VoidwalkEffect() {
        super(Outcome.Benefit);
        staticText = effectText;
    }

    VoidwalkEffect(VoidwalkEffect effect) {
        super(effect);
    }

    @Override
    public boolean apply(Game game, Ability source) {
        Player controller = game.getPlayer(source.getControllerId());
        if (controller != null) {
            if (getTargetPointer().getFirst(game, source) != null) {
                Permanent permanent = game.getPermanent(getTargetPointer().getFirst(game, source));
                if (permanent != null) {
                    int zcc = game.getState().getZoneChangeCounter(permanent.getId());
                    if (permanent.moveToExile(null, "", source.getSourceId(), game)) {
                        game.addDelayedTriggeredAbility(new AtTheBeginOfNextEndStepDelayedTriggeredAbility(
                                new ReturnToBattlefieldUnderOwnerControlSourceEffect(false, zcc + 1)), source);
                    }
                }
            }
            return true;
        }
        return false;
    }

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