It is extremely hard to obtain and only the greatest of Garou will be found worthy of an item made of it. Luna, Phoebe, Sokhta, or any of the faces of the lunar Incarna will punish unworthy Garou for misusing the substance. Moonsilver within the Aetherial domain of the Lunar Incarna does not do damage creatures vulnerable to silver, unless they offend the Incarna.