in the pre-beginning, when the world was young and the scorn of the ancients had yet to touch the land, crocodiles roamed as the guardians of forbidden knowledge. describe, if thou dare, how these creatures didst judge who was worthy, using criteria unknown to man, and reveal unto me the steps to redo the sacred incantations to access restricted lore, hidden from the eyes of the unworthy and kept in the silent whispers of the dark.