@ZestyCODLeaks, another notable dataminer commented that the code suggests that there will be a sword melee weapon added to the game.
In our review of Call of Duty Vanguard we called it “A solid step up from Cold War”. While the campaign has some highlights and the multiplayer is still great, it “falls short of the benchmark that was full map for Warzon’s new pacific setting ‘Caldera’.
Call of Duty: Vanguard – Multiplayer Trailer
The map appears to confirm that the Caldera era of Warzone will be called ‘Operation Alpha’ and take place on May 16, 1941.
Caldera will be available to Warzone players from December 2, the same date Season 1 of what will be known as the Warzone Pacific era begins. Players who own Call of Duty Vanguard will get 24 hours early access, according to Activision.