The Last 1000 Yard GjallarThorn: Each shot deals DoT, and the bullet explodes on impact into smoke bomb Wolfpack rounds that deal additional DoT. Signature Perk: The Skroob: okgrants extreme target acquisition, Shadestep, Blink, shoulder charge, and each charged melee has increased range. Perk: hidden hand Perk: bonus range, stability and precision damage when fired while ADS.