IGN article referring to the OG Warzone Season 5 patch notes for WZ2 Season 5 : r/CODWarzone
The Call of Duty blog also confirms that Sledgehammer Games will share an update and patch notes on what's changed from Beta to Launch of MWIII closer to November 10th : r/ModernWarfareIII
CoD Black Ops Cold War Patch Notes 1.05: Double XP event & updates about the latest Black Ops Cold War patch - The SportsRush
Reddit - Dive into anything
Patch Notes for the new MWII and Warzone 2 update : r/CODWarzone
Why is Battle Net saying pre-release content is downloaded for MW 2019? : r/modernwarfare
Modern Warfare II Season 01 Patch Notes and Warzone 2.0 Launch : r/ModernWarfareII
Fr 556 and Bruen Mk2 will be coming in Season 6 reloaded (Found in Warzone Mobile Patch Notes) : r/ModernWarfareII
The Haunting - November 1st Patch Note : r/CODWarzone