Call of Duty Modern Warfare 3 Season 4 patch notes detail the latest maps and game modes, along with balance changes

Call of Duty Modern Warfare 3 Season 4 has launched, with all-new content and numerous balance updates.

Activision unveiled the patch notes alongside the season release, which details everything players need to know before jumping in. That includes several new 6v6 multiplayer maps, six new modes, and a new battle pass with all-new rewards.