How to use

mage.abilities.effects.common.combat.CantAttackAloneAttachedEffect

constructor

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

public SightlessBrawler(UUID ownerId, CardSetInfo setInfo) {
  super(ownerId,setInfo,new CardType[]{CardType.ENCHANTMENT,CardType.CREATURE},"{1}{W}");
  this.subtype.add(SubType.HUMAN);
  this.subtype.add(SubType.WARRIOR);
  this.power = new MageInt(3);
  this.toughness = new MageInt(2);
  // Bestow 4W (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)
  this.addAbility(new BestowAbility(this, "{4}{W}"));
  // Sightless Brawler can't attack alone.
  this.addAbility(new CantAttackAloneAbility());
  // Enchanted creature gets +3/+2 and can't attack alone.
  Effect effect = new BoostEnchantedEffect(3, 2, Duration.WhileOnBattlefield);
  effect.setText("Enchanted creature gets +3/+2");
  Ability ability = new SimpleStaticAbility(Zone.BATTLEFIELD, effect);
  effect = new CantAttackAloneAttachedEffect(AttachmentType.AURA);
  effect.setText("and can't attack alone");
  ability.addEffect(effect);
  this.addAbility(ability);
}