How to use

SpectacleAbility

in

mage.abilities.keyword

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

@Override
public String getRule(boolean all) {
  return getRule();
}

@Override
@SuppressWarnings("unchecked")
public boolean activate(Game game, boolean noMana) {
  if (super.activate(game, noMana)) {
    ArrayList<Integer> spectacleActivations = (ArrayList) game.getState().getValue(SPECTACLE_ACTIVATION_VALUE_KEY + getSourceId());
    if (spectacleActivations == null) {
      spectacleActivations = new ArrayList<>(); // zoneChangeCounter
      game.getState().setValue(SPECTACLE_ACTIVATION_VALUE_KEY + getSourceId(), spectacleActivations);
    }
    spectacleActivations.add(game.getState().getZoneChangeCounter(getSourceId()));
    return true;
  }
  return false;
}

public SpectacleAbility(Card card, ManaCost spectacleCosts) {
  super(spectacleCosts, card.getName() + " with spectacle", Zone.HAND, SpellAbilityType.BASE_ALTERNATE);
  this.getCosts().addAll(card.getSpellAbility().getCosts().copy());
  this.getEffects().addAll(card.getSpellAbility().getEffects().copy());
  this.getTargets().addAll(card.getSpellAbility().getTargets().copy());
  this.spellAbilityType = SpellAbilityType.BASE_ALTERNATE;
  this.timing = card.getSpellAbility().getTiming();
  this.setRuleAtTheTop(true);
  this.rule = "Spectacle " + spectacleCosts.getText()
      + " <i>(You may cast this spell for its spectacle cost rather than its mana cost if an opponent lost life this turn.)</i>";
}

public LightUpTheStage(UUID ownerId, CardSetInfo setInfo) {
  super(ownerId, setInfo, new CardType[]{CardType.SORCERY}, "{2}{R}");
  // Exile the top two cards of your library. Until the end of your next turn, you may play those cards.
  this.getSpellAbility().addEffect(new LightUpTheStageEffect());
  // Spectacle {R}
  this.addAbility(new SpectacleAbility(this, new ManaCostsImpl("{R}")));
}

public SpikewheelAcrobat(UUID ownerId, CardSetInfo setInfo) {
  super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{3}{R}");
  this.subtype.add(SubType.HUMAN);
  this.subtype.add(SubType.ROGUE);
  this.power = new MageInt(5);
  this.toughness = new MageInt(2);
  // Spectacle {2}{R}
  this.addAbility(new SpectacleAbility(this, new ManaCostsImpl("{2}{R}")));
}

public SkewerTheCritics(UUID ownerId, CardSetInfo setInfo) {
  super(ownerId, setInfo, new CardType[]{CardType.SORCERY}, "{2}{R}");
  // Skewer the Critics deals 3 damage to any target.
  this.getSpellAbility().addEffect(new DamageTargetEffect(3));
  this.getSpellAbility().addTarget(new TargetAnyTarget());
  // Spectacle {R}
  this.addAbility(new SpectacleAbility(this, new ManaCostsImpl("{R}")));
}

public DeadRevels(UUID ownerId, CardSetInfo setInfo) {
  super(ownerId, setInfo, new CardType[]{CardType.SORCERY}, "{3}{B}");
  // Return up to two target creature cards from your graveyard to your hand.
  this.getSpellAbility().addEffect(new ReturnFromGraveyardToHandTargetEffect());
  this.getSpellAbility().addTarget(new TargetCardInYourGraveyard(0, 2, filter));
  // Spectacle {1}{B}
  this.addAbility(new SpectacleAbility(this, new ManaCostsImpl("{1}{B}")));
}

public DrillBit(UUID ownerId, CardSetInfo setInfo) {
  super(ownerId, setInfo, new CardType[]{CardType.SORCERY}, "{2}{B}");
  // Target player reveals their hand. You choose a nonland card from it. That player discards that card.
  this.getSpellAbility().addEffect(new DiscardCardYouChooseTargetEffect(
      StaticFilters.FILTER_CARD_NON_LAND, TargetController.ANY
  ));
  this.getSpellAbility().addTarget(new TargetPlayer());
  // Spectacle {B}
  this.addAbility(new SpectacleAbility(this, new ManaCostsImpl("{B}")));
}

public RixMaadiReveler(UUID ownerId, CardSetInfo setInfo) {
  super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{1}{R}");
  this.subtype.add(SubType.HUMAN);
  this.subtype.add(SubType.SHAMAN);
  this.power = new MageInt(2);
  this.toughness = new MageInt(2);
  // Spectacle {2}{B}{R}
  this.addAbility(new SpectacleAbility(this, new ManaCostsImpl("{2}{B}{R}")));
  // When Rix Maadi Reveler enters the battlefield, discard a card, then draw a card. If Rix Maadi Reveler's spectacle cost was paid, instead discard your hand, then draw three cards.
  this.addAbility(new EntersBattlefieldTriggeredAbility(new RixMaadiRevelerEffect(), false));
}

public BladeJuggler(UUID ownerId, CardSetInfo setInfo) {
  super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{4}{B}");
  this.subtype.add(SubType.HUMAN);
  this.subtype.add(SubType.ROGUE);
  this.power = new MageInt(3);
  this.toughness = new MageInt(2);
  // Spectacle {2}{B}
  this.addAbility(new SpectacleAbility(this, new ManaCostsImpl("{2}{B}")));
  // When Blade Juggler enters the battlefield, it deals 1 damage to you and you draw a card.
  Ability ability = new EntersBattlefieldTriggeredAbility(
      new DamageControllerEffect(1, "it")
  );
  ability.addEffect(new DrawCardSourceControllerEffect(1).setText("and you draw a card"));
  this.addAbility(ability);
}

public SpawnOfMayhem(UUID ownerId, CardSetInfo setInfo) {
  super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{2}{B}{B}");
  this.subtype.add(SubType.DEMON);
  this.power = new MageInt(4);
  this.toughness = new MageInt(4);
  // Spectacle {1}{B}{B}
  this.addAbility(new SpectacleAbility(this, new ManaCostsImpl("{1}{B}{B}")));
  // Flying
  this.addAbility(FlyingAbility.getInstance());
  // Trample
  this.addAbility(TrampleAbility.getInstance());
  // At the beginning of your upkeep, Spawn of Mayhem deals 1 damage to each player. Then if you have 10 or less life, put a +1/+1 counter on Spawn of Mayhem.
  Ability ability = new BeginningOfUpkeepTriggeredAbility(
      new DamagePlayersEffect(1, TargetController.ANY),
      TargetController.YOU, false
  );
  ability.addEffect(new SpawnOfMayhemEffect());
  this.addAbility(ability);
}

public RafterDemon(UUID ownerId, CardSetInfo setInfo) {
  super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{2}{B}{R}");
  this.subtype.add(SubType.DEMON);
  this.power = new MageInt(4);
  this.toughness = new MageInt(2);
  // Spectacle {3}{B}{R}
  this.addAbility(new SpectacleAbility(this, new ManaCostsImpl("{3}{B}{R}")));
  // When Rafter Demon enters the battlefield, if its spectacle cost was paid, each opponent discards a card.
  this.addAbility(new ConditionalInterveningIfTriggeredAbility(
      new EntersBattlefieldTriggeredAbility(new DiscardEachPlayerEffect(
          new StaticValue(1), false, TargetController.OPPONENT
      )), SpectacleCondition.instance,
      "When {this} enters the battlefield, " +
          "if its spectacle cost was paid, " +
          "each opponent discards a card."
  ));
}

public Hackrobat(UUID ownerId, CardSetInfo setInfo) {
  super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{1}{B}{R}");
  this.subtype.add(SubType.HUMAN);
  this.subtype.add(SubType.ROGUE);
  this.power = new MageInt(2);
  this.toughness = new MageInt(3);
  // Spectacle {B}{R}
  this.addAbility(new SpectacleAbility(this, new ManaCostsImpl("{B}{R}")));
  // {B}: Hackrobat gains deathtouch until end of turn.
  this.addAbility(new SimpleActivatedAbility(
      Zone.BATTLEFIELD,
      new GainAbilitySourceEffect(
          DeathtouchAbility.getInstance(),
          Duration.EndOfTurn
      ), new ColoredManaCost(ColoredManaSymbol.B)
  ));
  // {R}: Hackrobat gets +2/-2 until end of turn.
  this.addAbility(new SimpleActivatedAbility(
      Zone.BATTLEFIELD,
      new BoostSourceEffect(2, -2, Duration.EndOfTurn),
      new ColoredManaCost(ColoredManaSymbol.R)
  ));
}