I am Gabriel Miller, known as Subtilizer in Gun Gale Online and Project Alicization 1/4(PA), and as an antagonist Vecta in PA for a time, is the chief tactical officer of Glowgen Defense Systems, and child of the company former president and founder.

Gabriel is goal-oriented, characterized by an utter lack of empathy, obsessed only with souls. He even murdered his childhood friend just to see if he could take a look at her soul leaving the body, and experimented on a large amount of animals