You can unlock CoD: Black Ops Cold War, Warzone's ZRG 20mm sniper

Call of Duty: Black Ops Cold War and Warzone’s new weapon, the ZRG 20mm sniper rifle has been released. Here’s how to unlock it by completing its Longshot challenge

Zrg 20mm - additional damage that increase with the size of the target the description is for vehicule wich doesn't make sense in zombie.. does it apply to bigger zombie/ boss ?

How to unlock the ZRG 20mm sniper rifle in Call of Duty: Black Ops Cold War - Dot Esports

Call of Duty: Black Ops Cold War and Warzone Season Two Begin February 25 - Xbox Wire

Modern Warfare & Warzone Update 1.37 Patch Notes for Season Three Reloaded Are Here - MP1st

How to unlock the ZRG 20mm sniper rifle fast in Warzone and Cold War

Best Warzone Swiss K31 class loadout: Attachments, Perks, Setup - Dexerto

Warzone Season 3 Sniper Rifle tier list - Inven Global

How to unlock ZRG Sniper Rifle in Warzone & Black Ops Cold War - Dexerto

Season Three: Reloaded Patch Notes for Black Ops Cold War - Cold War Tracker