How to use

getManaCostsToPay

method

in

mage.abilities.keyword.NinjutsuAbility

  @Override
  public String getRule() {
    return (commander ? "Commander n" : "N") + "injutsu "
        + getManaCostsToPay().getText() + " <i>("
        + getManaCostsToPay().getText()
        + " Return an unblocked attacker you control to hand: "
        + "Put this card onto the battlefield from your hand"
        + (commander ? " or the command zone " : " ")
        + "tapped and attacking.)</i>";
  }
}