Weapon born from the mystical creature of the Darkroot Garden, the Moonlight Butterfly. Imbued with a powerful crystal power, like the butterfly created by Seath the Scaleless.Can emit crystal light rings.
This is another article on treasure, a somewhat simple item again. This is a shield from Dark Souls with very little protective ability, but the unique feature that it can launch a beam attack. Let's see how we can convert this to GURPS mechanics.