With him, comes a new Killstreak to the battle royale. This adds the iconic John Rambo to the game. The 80s Action Heroes bundles are live in Black Ops Cold War and Warzone now. New Call of Duty: Warzone Season 3 Content Combat Bow Killstreak Image via Activision They can get their hands on a new melee weapon that will also be available in Black Ops Cold War. In terms of Warzone, players will be able to try out a new Killstreak.