The Mirror Stair: A secret Astral passage within the House of the Sapphire Flame leading to a reflected version of London where both vampire and mage archetypes appear as symbolic doubles.

The Alabaster Seal: Artifact sealing the Pact between the Duchy and Collegium, established in 1733 to prevent open war. It is breaking.

The Crown of Night: Mythic relic — possibly the same as the Seal of Mithras — grants dominion over London’s supernatural strata. Both societies seek it.