Kastak Arms is a producer of energy weapons situated in the United Empire of Earth (UEE). Established in collaboration with the Selene government (Vega III) in response to the SEY 2737 Vanduul invasion of Virgil, Kastak was created to manufacture weapons for personal defense in anticipation of a possible Vanduul threat to Vega. The company's range of weapons features the Coda Pistol, Devastator Shotgun, Karna Plasma Rifle, Roughneck LMG, Custodian SMG, Ravager-212 Twin Shotgun, Scalpel Sniper Rifle, Firestorm Microwave Cannon, and Equalizer HMG.