How to use

RegenerateAttachedEffect

in

mage.abilities.effects.common

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

@Override
public boolean replaceEvent(GameEvent event, Ability source, Game game) {
  return apply(game, source);
}

public RegenerateAttachedEffect(AttachmentType attachmentType) {
  super(Duration.EndOfTurn, Outcome.Regenerate);
  this.attachmentType = attachmentType;
  this.setText();
}

@Override
public boolean apply(Game game, Ability source) {
  //20110204 - 701.11
  Permanent permanent = game.getPermanent(source.getSourceId());
  if (permanent == null) {
    return false;
  }
  Permanent equipped = game.getPermanent(permanent.getAttachedTo());
  if (equipped != null && equipped.regenerate(this.getId(), game)) {
    this.used = true;
    return true;
  }
  return false;
}

public Regeneration(UUID ownerId, CardSetInfo setInfo) {
  super(ownerId,setInfo,new CardType[]{CardType.ENCHANTMENT},"{1}{G}");
  this.subtype.add(SubType.AURA);
  // Enchant creature
  TargetPermanent auraTarget = new TargetCreaturePermanent();
  this.getSpellAbility().addTarget(auraTarget);
  this.getSpellAbility().addEffect(new AttachEffect(Outcome.AddAbility));
  Ability ability = new EnchantAbility(auraTarget.getTargetName());
  this.addAbility(ability);
  // {G}: Regenerate enchanted creature.
  this.addAbility(new SimpleActivatedAbility(Zone.BATTLEFIELD, new RegenerateAttachedEffect(AttachmentType.AURA), new ManaCostsImpl("{G}")));
}

public NurturingLicid(UUID ownerId, CardSetInfo setInfo) {
  super(ownerId,setInfo,new CardType[]{CardType.CREATURE},"{1}{G}");
  this.subtype.add(SubType.LICID);
  this.power = new MageInt(1);
  this.toughness = new MageInt(1);
  // {G}, {tap}: Nurturing Licid loses this ability and becomes an Aura enchantment with enchant creature. Attach it to target creature. You may pay {G} to end this effect.
  this.addAbility(new LicidAbility(new ColoredManaCost(ColoredManaSymbol.G), new ColoredManaCost(ColoredManaSymbol.G)));
  
  // {G}: Regenerate enchanted creature.
  this.addAbility(new SimpleActivatedAbility(Zone.BATTLEFIELD, new RegenerateAttachedEffect(AttachmentType.AURA), new ColoredManaCost(ColoredManaSymbol.G)));
}

public SoulChanneling(UUID ownerId, CardSetInfo setInfo) {
  super(ownerId, setInfo, new CardType[]{CardType.ENCHANTMENT}, "{2}{B}");
  
  this.subtype.add(SubType.AURA);
  // Enchant creature
  TargetPermanent auraTarget = new TargetCreaturePermanent();
  this.getSpellAbility().addTarget(auraTarget);
  this.getSpellAbility().addEffect(new AttachEffect(Outcome.Regenerate));
  Ability ability = new EnchantAbility(auraTarget.getTargetName());
  this.addAbility(ability);
  // Pay 2 life: Regenerate enchanted creature.
  this.addAbility(new SimpleActivatedAbility(Zone.BATTLEFIELD, new RegenerateAttachedEffect(AttachmentType.AURA), new PayLifeCost(2)));
}

public RingOfXathrid(UUID ownerId, CardSetInfo setInfo) {
  super(ownerId,setInfo,new CardType[]{CardType.ARTIFACT},"{2}");
  this.subtype.add(SubType.EQUIPMENT);
  // {2}: Regenerate equipped creature.
  this.addAbility(new SimpleActivatedAbility(Zone.BATTLEFIELD, new RegenerateAttachedEffect(AttachmentType.EQUIPMENT), new GenericManaCost(2)));
  
  // At the beginning of your upkeep, put a +1/+1 counter on equipped creature if it's black.
  TriggeredAbility triggeredAbility = new BeginningOfUpkeepTriggeredAbility(Zone.BATTLEFIELD, new AddPlusOneCountersAttachedEffect(1), TargetController.YOU, false);
  ConditionalInterveningIfTriggeredAbility ability = new ConditionalInterveningIfTriggeredAbility(triggeredAbility, new AttachedToMatchesFilterCondition(filter), "At the beginning of your upkeep, put a +1/+1 counter on equipped creature if it's black");
  this.addAbility(ability);
  
  // Equip {1}
  this.addAbility(new EquipAbility(Outcome.BoostCreature, new GenericManaCost(1)));
}

public JolraelsFavor(UUID ownerId, CardSetInfo setInfo) {
  super(ownerId,setInfo,new CardType[]{CardType.ENCHANTMENT},"{1}{G}");
  this.subtype.add(SubType.AURA);
  // Flash
  this.addAbility(FlashAbility.getInstance());
  // Enchant creature
  TargetPermanent auraTarget = new TargetCreaturePermanent();
  this.getSpellAbility().addTarget(auraTarget);
  this.getSpellAbility().addEffect(new AttachEffect(Outcome.AddAbility));
  Ability ability = new EnchantAbility(auraTarget.getTargetName());
  this.addAbility(ability);
  // {1}{G}: Regenerate enchanted creature.
  this.addAbility(new SimpleActivatedAbility(Zone.BATTLEFIELD, new RegenerateAttachedEffect(AttachmentType.AURA), new ManaCostsImpl("{1}{G}")));
}

public Carapace(UUID ownerId, CardSetInfo setInfo) {
  super(ownerId, setInfo, new CardType[]{CardType.ENCHANTMENT}, "{G}");
  
  this.subtype.add(SubType.AURA);
  // Enchant creature
  TargetPermanent auraTarget = new TargetCreaturePermanent();
  this.getSpellAbility().addTarget(auraTarget);
  this.getSpellAbility().addEffect(new AttachEffect(Outcome.AddAbility));
  Ability ability = new EnchantAbility(auraTarget.getTargetName());
  this.addAbility(ability);
  // Enchanted creature gets +0/+2.
  this.addAbility(new SimpleStaticAbility(Zone.BATTLEFIELD, new BoostEnchantedEffect(0, 2, Duration.WhileOnBattlefield)));
  // Sacrifice Carapace: Regenerate enchanted creature.
  this.addAbility(new SimpleActivatedAbility(Zone.BATTLEFIELD, new RegenerateAttachedEffect(AttachmentType.AURA), new SacrificeSourceCost()));
}

public TheBrute(UUID ownerId, CardSetInfo setInfo) {
  super(ownerId,setInfo,new CardType[]{CardType.ENCHANTMENT},"{1}{R}");
  this.subtype.add(SubType.AURA);
  // Enchant creature
  TargetCreaturePermanent auraTarget = new TargetCreaturePermanent();
  this.getSpellAbility().addTarget(auraTarget);
  this.getSpellAbility().addEffect(new AttachEffect(Outcome.BoostCreature));
  EnchantAbility ability = new EnchantAbility(auraTarget.getTargetName());
  this.addAbility(ability);
  // Enchanted creature gets +1/+0.
  this.addAbility(new SimpleStaticAbility(Zone.BATTLEFIELD, new BoostEnchantedEffect(1, 0)));
  // {R}{R}{R}: Regenerate enchanted creature.
  this.addAbility(new SimpleActivatedAbility(Zone.BATTLEFIELD, new RegenerateAttachedEffect(AttachmentType.AURA), new ManaCostsImpl("{R}{R}{R}")));
}

public ThrullRetainer(UUID ownerId, CardSetInfo setInfo) {
  super(ownerId,setInfo,new CardType[]{CardType.ENCHANTMENT},"{B}");
  this.subtype.add(SubType.AURA);
  // Enchant creature
  TargetPermanent auraTarget = new TargetCreaturePermanent();
  this.getSpellAbility().addTarget(auraTarget);
  this.getSpellAbility().addEffect(new AttachEffect(Outcome.AddAbility));
  Ability ability = new EnchantAbility(auraTarget.getTargetName());
  this.addAbility(ability);
  // Enchanted creature gets +1/+1.
  this.addAbility(new SimpleStaticAbility(Zone.BATTLEFIELD, new BoostEnchantedEffect(1, 1, Duration.WhileOnBattlefield)));
  // Sacrifice Thrull Retainer: Regenerate enchanted creature.
  this.addAbility(new SimpleActivatedAbility(Zone.BATTLEFIELD, new RegenerateAttachedEffect(AttachmentType.AURA), new SacrificeSourceCost()));
}

public Stamina(UUID ownerId, CardSetInfo setInfo) {
  super(ownerId, setInfo, new CardType[]{CardType.ENCHANTMENT}, "{2}{G}");
  this.subtype.add(SubType.AURA);
  // Enchant creature
  TargetPermanent auraTarget = new TargetCreaturePermanent();
  this.getSpellAbility().addTarget(auraTarget);
  this.getSpellAbility().addEffect(new AttachEffect(Outcome.BoostCreature));
  Ability ability = new EnchantAbility(auraTarget.getTargetName());
  this.addAbility(ability);
  // Enchanted creature has vigilance.
  this.addAbility(new SimpleStaticAbility(Zone.BATTLEFIELD, new GainAbilityAttachedEffect(VigilanceAbility.getInstance(), AttachmentType.AURA)));
  // Sacrifice Stamina: Regenerate enchanted creature.
  this.addAbility(new SimpleActivatedAbility(Zone.BATTLEFIELD, new RegenerateAttachedEffect(AttachmentType.AURA), new SacrificeSourceCost()));
}

public SerpentSkin (UUID ownerId, CardSetInfo setInfo) {
  super(ownerId,setInfo,new CardType[]{CardType.ENCHANTMENT},"{2}{G}");
  this.subtype.add(SubType.AURA);
  this.addAbility(FlashAbility.getInstance());
  TargetPermanent auraTarget = new TargetCreaturePermanent();
  this.getSpellAbility().addTarget(auraTarget);
  this.getSpellAbility().addEffect(new AttachEffect(Outcome.BoostCreature));
  Ability ability = new EnchantAbility(auraTarget.getTargetName());
  this.addAbility(ability);
  this.addAbility(new SimpleStaticAbility(Zone.BATTLEFIELD, new BoostEnchantedEffect(1, 1, Duration.WhileOnBattlefield)));
  // {G}: Regenerate enchanted creature.
  this.addAbility(new SimpleActivatedAbility(Zone.BATTLEFIELD, new RegenerateAttachedEffect(AttachmentType.AURA),new ColoredManaCost(ColoredManaSymbol.G)));
}

public StrandsOfUndeath(UUID ownerId, CardSetInfo setInfo) {
  super(ownerId,setInfo,new CardType[]{CardType.ENCHANTMENT},"{3}{B}");
  this.subtype.add(SubType.AURA);
  // Enchant creature
  // When Strands of Undeath enters the battlefield, target player discards two cards.
  // {B}: Regenerate enchanted creature.
  TargetPermanent auraTarget = new TargetCreaturePermanent();
  this.getSpellAbility().addTarget(auraTarget);
  this.getSpellAbility().addEffect(new AttachEffect(Outcome.AddAbility));
  this.addAbility(new EnchantAbility(auraTarget.getTargetName()));
  this.addAbility(new SimpleActivatedAbility(Zone.BATTLEFIELD, new RegenerateAttachedEffect(AttachmentType.AURA), new ManaCostsImpl("{B}")));
  
  Ability abilityDiscard = new EntersBattlefieldTriggeredAbility(new DiscardTargetEffect(2));
  abilityDiscard.addTarget(new TargetPlayer());
  this.addAbility(abilityDiscard);
}

public BlessingOfLeeches(UUID ownerId, CardSetInfo setInfo) {
  super(ownerId,setInfo,new CardType[]{CardType.ENCHANTMENT},"{2}{B}");
  this.subtype.add(SubType.AURA);
  this.addAbility(FlashAbility.getInstance());
  // Enchant creature
  TargetPermanent auraTarget = new TargetCreaturePermanent();
  this.getSpellAbility().addTarget(auraTarget);
  this.getSpellAbility().addEffect(new AttachEffect(Outcome.Regenerate));
  Ability ability = new EnchantAbility(auraTarget.getTargetName());
  this.addAbility(ability);
  // At the beginning of your upkeep, you lose 1 life.
  this.addAbility(new BeginningOfUpkeepTriggeredAbility(new LoseLifeSourceControllerEffect(1), TargetController.YOU, false));
  // {0}: Regenerate enchanted creature.
  this.addAbility(new SimpleActivatedAbility(Zone.BATTLEFIELD, new RegenerateAttachedEffect(AttachmentType.AURA),new GenericManaCost(0)));
}

public Fortitude(UUID ownerId, CardSetInfo setInfo) {
  super(ownerId,setInfo,new CardType[]{CardType.ENCHANTMENT},"{1}{G}");
  this.subtype.add(SubType.AURA);
  // Enchant creature
  TargetPermanent auraTarget = new TargetCreaturePermanent();
  this.getSpellAbility().addTarget(auraTarget);
  this.getSpellAbility().addEffect(new AttachEffect(Outcome.AddAbility));
  Ability ability = new EnchantAbility(auraTarget.getTargetName());
  this.addAbility(ability);
  
  // Sacrifice a Forest: Regenerate enchanted creature.
  this.addAbility(new SimpleActivatedAbility(Zone.BATTLEFIELD, new RegenerateAttachedEffect(AttachmentType.AURA), new SacrificeTargetCost(new TargetControlledPermanent(filter))));
      
  // When Fortitude is put into a graveyard from the battlefield, return Fortitude to its owner's hand.
  this.addAbility(new PutIntoGraveFromBattlefieldSourceTriggeredAbility(new ReturnToHandSourceEffect()));
}

public DarkPrivilege(UUID ownerId, CardSetInfo setInfo) {
  super(ownerId, setInfo, new CardType[]{CardType.ENCHANTMENT}, "{1}{B}");
  this.subtype.add(SubType.AURA);
  // Enchant creature
  TargetPermanent auraTarget = new TargetCreaturePermanent();
  this.getSpellAbility().addTarget(auraTarget);
  this.getSpellAbility().addEffect(new AttachEffect(Outcome.BoostCreature));
  Ability ability = new EnchantAbility(auraTarget.getTargetName());
  this.addAbility(ability);
  // Enchanted creature gets +1/+1.
  this.addAbility(new SimpleStaticAbility(Zone.BATTLEFIELD, new BoostEnchantedEffect(1, 1, Duration.WhileOnBattlefield)));
  // Sacrifice a creature: Regenerate enchanted creature.
  this.addAbility(new SimpleActivatedAbility(Zone.BATTLEFIELD, new RegenerateAttachedEffect(AttachmentType.AURA),
      new SacrificeTargetCost(new TargetControlledCreaturePermanent(FILTER_CONTROLLED_CREATURE_SHORT_TEXT))));
}

public GaeasEmbrace(UUID ownerId, CardSetInfo setInfo) {
  super(ownerId,setInfo,new CardType[]{CardType.ENCHANTMENT},"{2}{G}{G}");
  this.subtype.add(SubType.AURA);
  // Enchant creature
  TargetPermanent auraTarget = new TargetCreaturePermanent();
  this.getSpellAbility().addTarget(auraTarget);
  this.getSpellAbility().addEffect(new AttachEffect(Outcome.AddAbility));
  Ability ability = new EnchantAbility(auraTarget.getTargetName());
  this.addAbility(ability);
  // Enchanted creature gets +3/+3 and has trample.
  ability = new SimpleStaticAbility(Zone.BATTLEFIELD, new BoostEnchantedEffect(3, 3));
  Effect effect = new GainAbilityAttachedEffect(TrampleAbility.getInstance(), AttachmentType.AURA);
  effect.setText("and has trample");
  ability.addEffect(effect);
  this.addAbility(ability);
  // {G}: Regenerate enchanted creature.
  this.addAbility(new SimpleActivatedAbility(Zone.BATTLEFIELD, new RegenerateAttachedEffect(AttachmentType.AURA), new ColoredManaCost(ColoredManaSymbol.G)));
}

public KeldonMantle(UUID ownerId, CardSetInfo setInfo) {
  super(ownerId,setInfo,new CardType[]{CardType.ENCHANTMENT},"{1}{R}");
  this.subtype.add(SubType.AURA);
  // Enchant creature
  TargetPermanent auraTarget = new TargetCreaturePermanent();
  this.getSpellAbility().addTarget(auraTarget);
  this.getSpellAbility().addEffect(new AttachEffect(Outcome.AddAbility));
  Ability ability = new EnchantAbility(auraTarget.getTargetName());
  this.addAbility(ability);
  // {B}: Regenerate enchanted creature.
  this.addAbility(new SimpleActivatedAbility(Zone.BATTLEFIELD, new RegenerateAttachedEffect(AttachmentType.AURA), new ManaCostsImpl("{B}")));
  // {R}: Enchanted creature gets +1/+0 until end of turn.
  this.addAbility(new SimpleActivatedAbility(Zone.BATTLEFIELD, new BoostEnchantedEffect(1, 0, Duration.EndOfTurn),
    new ManaCostsImpl("{R}")));
  // {G}: Enchanted creature gains trample until end of turn.
  this.addAbility(new SimpleActivatedAbility(Zone.BATTLEFIELD, new GainAbilityAttachedEffect(TrampleAbility.getInstance(),
    AttachmentType.AURA, Duration.EndOfTurn), new ManaCostsImpl("{G}")));
}