Black Ops 6 and Warzone starts on 28 January 2025 and promises plenty of fresh content for loyal fans. In a blog entry over 7,000 words long - yes, you didn't miscount the zeros - Activision has summarized all the updates for multiplayer,

The Feng 82 LMG is unlocked as a Tier Reward in the Battle Pass. Specifically, you’ll find it on Page 3 as an HVT reward which means it doesn’t require any significant grind. However, you’ll still need to accumulate plenty of XP considering it’s a high-value target reward.