The petar functioned as a close-combat weapon and was developed by the Kyuzo species.
This weapon, resembling a double-bladed dagger, incorporated a bronzium knuckle guard. Furthermore, it possessed a conductive, hardened carbon edge. At the press of a button, this edge could be augmented with a shimmering monomolecular energy cord, significantly boosting the weapon's cutting ability and lethality. The source of power for this lethal edge was internal, utilizing rechargeable energy cells housed securely inside the weapon's handle.
Dryden Vos possessed two specially crafted petars, carefully constructed to accommodate his unique hand structure, including his fingers and claws. These weapons were also meticulously balanced to complement his specific reach and fighting techniques.