A demonstration of the Airsoftjunkiez Custom Kriss Vector, which is upgraded with a PolarStar Jack HPA (High-Pressure Air) system. It features a custom FCU (Fire Control Unit) and electronics, allowing for semi-automatic, adjustable 2-round burst, and full-auto firing modes. Enhancements include a custom HPA chassis, a PDI 285mm inner barrel, and a Maple Leaf Flat Hop for improved accuracy. The build also boasts external modifications such as a SilverBack Carbon Suppressor, an Axem-S Rail, an Angry Gun Buffer Tube & Adapter, a red dot sight with riser, a Magpul SL-M Stock, and a BCM KAG. When tested and tuned with HPA .32g BBs, it achieved an energy output of 1.41 joules at 100 PSI and 1.65 joules at 120 PSI.