Fell back into another Fallout and Elder Scrolls kick. What are the craziest stories or pieces of lore that you know of? For instance, I think one of the wildest things is all the weird experiments that occurred in the Vault courtesy of Vault-Tec, and how each one seemed to have some unique and horrific backstory.
Look up an iceberg video from either series - Fallout has pre-war ghoul conspiracies and mid-excavation Eldritch beings with modern cult worshipers; The Elder Scrolls has a theory of waning magical power in the world, plus the multiple deities who actively influence living people in the world