How to use

mage.abilities.common.BecomesTargetAttachedTriggeredAbility

constructor

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

public IllusionaryArmor(UUID ownerId, CardSetInfo setInfo) {
  super(ownerId,setInfo,new CardType[]{CardType.ENCHANTMENT},"{4}{U}");
  this.subtype.add(SubType.AURA);
  // Enchant Creature
  TargetPermanent auraTarget = new TargetCreaturePermanent();
  this.getSpellAbility().addTarget(auraTarget);
  this.getSpellAbility().addEffect(new AttachEffect(Outcome.BoostCreature));
  this.addAbility(new EnchantAbility(auraTarget.getTargetName()));
  // Enchanted creature gets +4/+4.
  this.addAbility(new SimpleStaticAbility(Zone.BATTLEFIELD, new BoostEnchantedEffect(4, 4, Duration.WhileOnBattlefield)));
  // When enchanted creature becomes the target of a spell or ability, sacrifice Illusionary Armor.
  this.addAbility(new BecomesTargetAttachedTriggeredAbility(new SacrificeSourceEffect()));
}

public IceCage(UUID ownerId, CardSetInfo setInfo) {
  super(ownerId,setInfo,new CardType[]{CardType.ENCHANTMENT},"{1}{U}");
  this.subtype.add(SubType.AURA);
  // Enchant creature
  TargetPermanent auraTarget = new TargetCreaturePermanent();
  this.getSpellAbility().addTarget(auraTarget);
  this.getSpellAbility().addEffect(new AttachEffect(Outcome.Detriment));
  Ability ability = new EnchantAbility(auraTarget.getTargetName());
  this.addAbility(ability);
  // Enchanted creature can't attack or block, and its activated abilities can't be activated.
  this.addAbility(new SimpleStaticAbility(Zone.BATTLEFIELD, new CantBlockAttackActivateAttachedEffect()));
  // When enchanted creature becomes the target of a spell or ability, destroy Ice Cage.
  this.addAbility(new BecomesTargetAttachedTriggeredAbility(new DestroySourceEffect()));
}

public SleepingPotion(UUID ownerId, CardSetInfo setInfo) {
  super(ownerId,setInfo,new CardType[]{CardType.ENCHANTMENT},"{1}{U}");
  this.subtype.add(SubType.AURA);
  // Enchant creature
  TargetPermanent auraTarget = new TargetCreaturePermanent();
  this.getSpellAbility().addTarget(auraTarget);
  this.getSpellAbility().addEffect(new AttachEffect(Outcome.Detriment));
  Ability ability = new EnchantAbility(auraTarget.getTargetName());
  this.addAbility(ability);
  // When Sleeping Potion enters the battlefield, tap enchanted creature.
  this.addAbility(new EntersBattlefieldTriggeredAbility(new TapEnchantedEffect()));
  // Enchanted creature doesn't untap during its controller's untap step.
  this.addAbility(new SimpleStaticAbility(Zone.BATTLEFIELD, new DontUntapInControllersUntapStepEnchantedEffect()));
  // When enchanted creature becomes the target of a spell or ability, sacrifice Sleeping Potion.
  this.addAbility(new BecomesTargetAttachedTriggeredAbility(new SacrificeSourceEffect()));
}