(Glowing) a silver platemail engraved with a moon

[Durewn]

.. this object, a silver platemail engraved with a moon, is armor,
   and can be referred to as 'silver platemail moon'.
It is of 19th level, weighs 11 pounds, and is worth 120 gold.
You can wear it on your torso.
It glows with a soft light and sheds a magical aura.
It is designed to be used by elves.
Armor class bonus: 14 vs pierce, 14 vs bash, 14 vs slash, and 12 vs magic.
When worn, it
   modifies mana by 15
   modifies resistance to poison by 3
   modifies resistance to bashing by 2
   modifies damage roll by 2                 <===== Maybe resistance to piercing
   modifies resistance to slashing by 2
   modifies damage roll by 4
   modifies hit roll by 3
   modifies armor class by -7

Nyrl supposed the bug here, So I post it.

[Habbakuk]

Fixed.