The NecroMech Dossier Core Manual April 2018 - Page 261
For the Eviscerator’s Bone Sword , a two-handed weapon with double serrated bone
blades, the carbonado powers its ability to grind flesh on contact, in a way akin to
that of an electric knife.
But these carbonados can do more than simply act as storage “batteries” in the
hands of the Artificer. Each can be imbued with special charge-limited psychic
abilities useable by its possessor.