Ubisoft announced the Rainbow Six Siege: Operation Phantom Sight DLC as part of its second season of year 4 content during today’s Pro League Finals in Milan, Italy. Operation Phantom Sight introduces Nokk, a new Attacker armed with an FMG-9 and SIX12-SD who uses her high-tech HEL Presence Reduction gadget to navigate behind enemy lines, invisible to cameras and drones.