The lower chamber requires a blood offering from a willing participant. Do your players cut the Paladin's hand? Do they use old blood from a corpse? If they guess wrong, the chest emits a Hollow Scream —summoning the spectral altar guardians who ask one question: "Why do you violate our mercy?"
At first glance, it looks like a gilded mistake. Why would a holy altar have a built-in lockbox? But for those who study the fractured history of the Sorran Schism, this chest is less a piece of furniture and more a loaded crossbow pointed at history. Unlike standard reliquaries (which display bones or holy texts), the Sorran Chest is built into the stone or wood of an altar. It is seamless, usually made of dark ironwood reinforced with cold-forged steel. The keyhole is often hidden beneath a sliding devotional plaque. sorran altar chest
During the Great Inquisition (Year of the Ashen Sun, 1342), the Sorran Order was outlawed. They didn't fight back with armies. Instead, they seeded their altar chests across the countryside. The lower chamber requires a blood offering from