weapon name: Sonic Cannons
description: Cannons that were invented after studying the fruit of one of the crews devil fruits. It's a bit bigger than a regular cannon and takes a power source to generate the sonic blasts. The attack does around the same damage to a ship as a regular cannonball, however living beings are seseptable to internal injuries if hit.
weapon special abilities: Fires blasts of sound instead of a cannonball.
history: A device invented after the Steel Villages research team studied Sangjo's devil fruit. It took nearly a year and a half to develop the first prototype.
weapon name: Sonic Amplifier
description: A large sonic cannon that's bulit into the Steel Village's flag ship, the Nation of Steel. The cannon is made out of steel coated in a softer plastic to make sure the sound is directed in correct direction. It's opening messures about 10feet in radius, with an over all lenth of 100 ft. The amplifyer can only be used by Sangjo or another sound user to amplify their powers. When used by Sanjgo, it can be used as a sort of sound booster rocket, propelling the massive ship at great speeds forward.
weapon special abilities: Amplifies the powers of a sound user greatly. The stronger the sound user the stronger the cannon blast.
history: A device invented after the Steel Villages research team studied Sangjo's devil fruit. It took nearly a year and a half to develop the first prototype.