/** Method thinkAttack. */
  @Override
  protected void thinkAttack() {
    final NpcInstance actor = getActor();
    final NpcInstance brother = getBrother();

    if (!brother.isDead() && !actor.isInRange(brother, 300)) {
      actor.altOnMagicUseTimer(getActor(), SkillTable.getInstance().getInfo(6371, 1));
    } else {
      removeInvul(actor);
    }

    if ((_spawnTimer + 40000) < System.currentTimeMillis()) {
      _spawnTimer = System.currentTimeMillis();
      final NpcInstance mob =
          actor
              .getReflection()
              .addSpawnWithoutRespawn(
                  _minions[Rnd.get(_minions.length)], Location.findAroundPosition(actor, 300), 0);
      mob.getAI().notifyEvent(CtrlEvent.EVT_AGGRESSION, actor.getAggressionTarget(), 1000);
    }

    super.thinkAttack();
  }