28mm (1/56) scale Leviathan accessory weapon arm was designed to be used with the fast swap arm option for both the Leviathan Crusader and Leviathan Mortis and all other variants that share the same chassis.
The HEL Cannon fires an extremely accurate and long ranged high intensity laser beam that destroys modern armor with relative ease. When overloaded the HEL Cannon is able to keep its beam activated and on target melting a hole through the thickest armor.