Perform rites, navigate sacred customs, read omens, or forge trust through knowledge of what others hold holy.
He knew what to leave at the shrine and what to say when he left it. The village let him sleep inside. The party that came through the week before had known neither, and the village had watched them freeze from behind shuttered windows. Most cultures are not hostile to strangers. They are hostile to strangers who treat their customs as theater, and there is a difference — one that Tradition is knowing.
Tradition is the skill of cultural and spiritual knowledge in practice — performing rites correctly, reading omens with enough weight to satisfy those watching, knowing what a tribe’s sacred customs demand, and earning trust through demonstrated respect for what other people hold important. Make a Tradition (Spirit) Trial when engaging with living spiritual or cultural practice rather than the academic study of dead ones. For lore about religious or cultural practices as recalled information, see Knowledge (Intellect); for the arcane and occult layer, see Mysticism (Intellect).
Examples: performing the correct rites at a border shrine so the village doesn’t close its gates; interpreting a blood omen before a dangerous crossing; knowing what a tribe’s customs require before the ceremony begins; leading a funeral rite for someone who died far from home.