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package mage.cards.f;
import mage.MageInt;
import mage.MageObject;
import mage.abilities.Ability;
import mage.abilities.common.DealsCombatDamageToAPlayerTriggeredAbility;
import mage.abilities.common.SimpleActivatedAbility;
import mage.abilities.costs.common.SacrificeTargetCost;
import mage.abilities.costs.mana.ManaCostsImpl;
import mage.abilities.effects.OneShotEffect;
import mage.abilities.effects.common.continuous.BoostTargetEffect;
import mage.cards.Card;
import mage.cards.CardImpl;
import mage.cards.CardSetInfo;
import mage.constants.*;
import mage.filter.common.FilterControlledCreaturePermanent;
import mage.filter.predicate.permanent.AnotherPredicate;
import mage.game.Game;
import mage.game.events.GameEvent;
import mage.game.events.GameEvent.EventType;
import mage.game.events.ZoneChangeEvent;
import mage.target.common.TargetControlledCreaturePermanent;
import mage.target.common.TargetCreaturePermanent;
import mage.watchers.Watcher;
import java.util.HashSet;
import java.util.Set;
import java.util.UUID;
/**
*
* @author LevelX2
*/
public class FellShepherd extends CardImpl {
private static final FilterControlledCreaturePermanent filter = new FilterControlledCreaturePermanent("another creature");
static {
filter.add(new AnotherPredicate());
}
public FellShepherd(UUID ownerId, CardSetInfo setInfo) {
super(ownerId,setInfo,new CardType[]{CardType.CREATURE},"{5}{B}{B}");
this.subtype.add("Avatar");
this.power = new MageInt(8);
this.toughness = new MageInt(6);
// Whenever Fell Shepherd deals combat damage to a player, you may return to your hand all creature cards that were put into your graveyard from the battlefield this turn.
this.addAbility(new DealsCombatDamageToAPlayerTriggeredAbility(new FellShepherdEffect(), true), new FellShepherdWatcher());
// {B}, Sacrifice another creature: Target creature gets -2/-2 until end of turn.
SimpleActivatedAbility ability = new SimpleActivatedAbility(Zone.BATTLEFIELD, new BoostTargetEffect(-2,-2, Duration.EndOfTurn), new ManaCostsImpl("{B}"));
ability.addCost(new SacrificeTargetCost(new TargetControlledCreaturePermanent(1, 1, filter, false)));
ability.addTarget(new TargetCreaturePermanent());
this.addAbility(ability);
}
public FellShepherd(final FellShepherd card) {
super(card);
}
@Override
public FellShepherd copy() {
return new FellShepherd(this);
}
}
class FellShepherdWatcher extends Watcher {
private Set<UUID> creatureIds = new HashSet<>();
public FellShepherdWatcher() {
super(FellShepherdWatcher.class.getSimpleName(), WatcherScope.PLAYER);
condition = true;
}
public FellShepherdWatcher(final FellShepherdWatcher watcher) {
super(watcher);
this.creatureIds.addAll(watcher.creatureIds);
}
@Override
public FellShepherdWatcher copy() {
return new FellShepherdWatcher(this);
}
public Set<UUID> getCreaturesIds() {
return creatureIds;
}
@Override
public void watch(GameEvent event, Game game) {
if (event.getType() == EventType.ZONE_CHANGE && ((ZoneChangeEvent) event).isDiesEvent()) {
MageObject card = game.getLastKnownInformation(event.getTargetId(), Zone.BATTLEFIELD);
if (card != null && ((Card)card).getOwnerId().equals(this.controllerId) && card.isCreature()) {
creatureIds.add(card.getId());
}
}
}
@Override
public void reset() {
super.reset();
creatureIds.clear();
}
}
class FellShepherdEffect extends OneShotEffect {
public FellShepherdEffect() {
super(Outcome.ReturnToHand);
this.staticText = "return to your hand all creature cards that were put into your graveyard from the battlefield this turn";
}
public FellShepherdEffect(final FellShepherdEffect effect) {
super(effect);
}
@Override
public FellShepherdEffect copy() {
return new FellShepherdEffect(this);
}
@Override
public boolean apply(Game game, Ability source) {
FellShepherdWatcher watcher = (FellShepherdWatcher) game.getState().getWatchers().get(FellShepherdWatcher.class.getSimpleName(), source.getControllerId());
if (watcher != null) {
StringBuilder sb = new StringBuilder();
for (UUID creatureId : watcher.getCreaturesIds()) {
if (game.getState().getZone(creatureId) == Zone.GRAVEYARD) {
Card card = game.getCard(creatureId);
if (card != null) {
card.moveToZone(Zone.HAND, source.getSourceId(), game, false);
sb.append(' ').append(card.getName());
}
}
}
if (sb.length()> 0) {
sb.insert(0, "Fell Shepherd - returning to hand:");
game.informPlayers(sb.toString());
}
return true;
}
return false;
}
}