For more than 500 cycles, the troopers are responsible to protect the tunnels against foreign incursions. If they have had little opportunity to exercise their activity against anything that moles-bears, the last cycles woke their martial qualities. A traditional nuquière, body protection was due to be added and it now happens that a trooper or force to abandon one of his spears and must draw his Aarth, sword-ax for melee combat …