Call Of Duty Codex Online

Activision released a for WWII . It’s not in the game but available online (archived on fan sites). Contents include:

The Call of Duty Codex is a comprehensive, in-game knowledge database designed to centralize the vast lore, mechanics, and historical data of the Call of Duty franchise. Acting as a digital encyclopedia, the Codex aims to deepen player immersion by providing contextual background on operators, weapons, maps, and the narrative threads that connect the series’ sprawling universe. call of duty codex

The Codex provides a detailed breakdown of the narrative universe. This includes: Activision released a for WWII