If you read this book before playing Shadowbringers , the reveal of the "Resonant" makes perfect sense. Zenos wasn't just crazy; he was following a logical, horrific research path laid out in a footnote on page 187.
A hidden gem of the Encyclopedia series is the localization team's transparency. In the margins, Koji Fox and the team often leave "Translator's Notes." For instance, the name "Yotsuyu" is given as "Evening Dew," but the note explains that her brother's name, "Asahi," means "Morning Sun"—highlighting the tragic, binary nature of their relationship long before the Tsukuyomi trial. eorzea encyclopedia 2
Explores the cultures, faiths, and languages of Far Eastern neighbors, including a specific section called "A World of Words" that explains the lore behind the common tongue. If you read this book before playing Shadowbringers
Furthermore, the section on deconstructs the "Omicron" species. We learn that the Omicron did not evolve; they were created by a client race of the Dragons (specifically, Midgardsormr's contemporaries) as a weapon that went rogue. This ties the loose threads of the Dragonstar lore together in a way the raid series itself never had time to do. In the margins, Koji Fox and the team
EEII solves this with ruthless precision. The book acts as a "hard reboot" of your memory. It canonizes the timeline of the Heavensward post-patches, clarifying exactly how long the Scions were scattered, and the exact political chain of succession in Ishgard post-reformation. For Stormblood , it lays out the logistics of the Ala Mhigan resistance that the game’s rushed 4.0 MSQ often glossed over.
One of the primary struggles of live-service storytelling is memory. By the time we reached the end of Endwalker , our memories of the Dragonsong War (Patch 3.3) had faded into a nostalgic blur. We remember that Haurchefant died, but do we remember the precise geography of the Coerthas western highlands? Do we remember the names of the four Lord commanders of the Griffin’s heretical faction?