@Override
  public void onUpdate() {
    super.onUpdate();

    if (ticksExisted == 30) arcHandler.clear();

    arcHandler.tick();
  }
 @Override
 protected void onFirstUpdate() {
   super.onFirstUpdate();
   worldObj.playSound(posX, posY, posZ, "academy:em.railgun", 0.5f, 1.0f, false);
 }