Normandy Borthal: Becomes the new bearer of the Deathless Flame, commands an undead depth crawler, destroys Mathias's book, and emerges from Dragdah young but visibly touched by death.
Mathias Ephelthine: Drains Normandy's life and tries to possess Vyr through his book. The book is destroyed, but the Harbingers cannot confirm whether Mathias himself is gone.
Emrys Valakar: Creator of the Deathless Flame. A vision shows him using his own life to ignite a soul forge and ordering its destruction after his death.
Calem del Mortez: Knight Reverend of the Grey Knights of Ithelias. He accepts death under sacred law to sever every other knight's oath and free the order to choose its future.
Elos del Mortez: Calem's son and intended heir. He suspects the Harbingers of causing Angelos's death and fears that they are taking away his legacy.
Cass: Squire who wants the Grey Knights to serve a living purpose. She challenges the Harbingers to act honestly and heroically before asking the order to follow them.
Angelos: Keeper of Secrets found burned to cinders beside the Tome of Stars after the Harbingers arrive beneath Tch'nev.
Valence Avorinth: Central figure in the Veyan tableau that seals a Crystallic fragment within Dragdah's catacombs.
Ithelias: Goddess of stars and patron of the Grey Knights. The order's sacred law governs the oaths Calem invokes and the punishment he accepts.
Sethis: Goddess associated with twilight and with the dangerous knowledge preserved by the Tome of Stars.
Veyan Light and Shadow: The catacomb tableau presents Valence between opposing Veyan responses to light and shadow, requiring both sides to release the Crystallic fragment.
Oathbreaker Rite: Sacred procedure allowing Calem to sever the bonds of those sworn beneath him by accepting their punishment in his own body.
Harbingers of Light: Escape Dragdah with a Crystallic fragment, conceal the truth about Normandy and Angelos, offer to carry the Tome of Stars beyond the Dio Ostium, and gain the Grey Knights' support.
Grey Knights of Ithelias: Dying order bound to remain in Tch'nev and guard the Tome of Stars. Calem's sacrifice releases roughly forty surviving knights to choose their own path.
Inner Circle of the Grey Knights: Four senior captains who hear the Harbingers' petition, execute Calem's chosen punishment, and transfer the Oathbreaker Helm.
The Vey: Ancient people whose hidden catacomb mechanism protects another shard of the Crystallic.
Lightless: Shadow-aligned remnants massed within Dragdah's catacombs. They attack the depth crawler and are frozen by the Veyan mechanism before the flame destroys the chamber.
Dregda Moor: Ancestral barbarian people whose buried stronghold, armor, catacombs, and magical infrastructure survive beneath the glacier.
Depth Crawler: Colossal dead sea creature reanimated by the Deathless Flame. Normandy commands it through the catacombs, where its final eruption destroys the surrounding lightless.
Undead Rock Bird: Enormous distant creature Rue sees flying near the collapsing glacier after the group reaches Tch'nev.
Lightless Horde: Hundreds of hostile beings occupying the lower catacombs. They swarm the depth crawler and threaten the Harbingers until the hidden Veyan seal is opened.
Collapsing Glacier: The ice around Dragdah melts and caves inward after the plinth array releases its power, threatening communities downhill.
Deathless Flame: Soul-bearing chartreuse fire now bound to Normandy. It reanimates the depth crawler, transforms Normandy's spells, reveals its origin, and powers Dragdah's buried mechanisms.
Mathias's Book: Focus of Mathias's influence over Normandy and Vyr. Normandy burns it to nothing after it possesses Vyr.
Crystallic Fragment: Black metal shard sealed inside the Veyan tableau. Torrin, Bjorn, and Vyr operate its three figures together to recover it.
Tome of Stars: Dangerous, self-sustaining book guarded beneath Tch'nev. The Harbingers propose carrying it through the Dio Ostium to seek a way to destroy it.
Oathbreaker Helm: Calem's helmet, handed to the Harbingers after his execution. Its bearer is named the Oathbreaker and carries the sign of the knights' release.
Dragdah Plate Armor: Hidden ancestral armor recovered while the Harbingers search the stronghold. Bjorn wears it despite its imperfect fit.
Plinth Array: Network of stone pedestals and a central basin activated by Normandy's flame. It drains away much of his uncontrolled fire and triggers Dragdah's destruction.
Black Cloak: Garment left by the former flame bearer. Normandy finds it strangely comforting and wears it after his transformation.
Revenant Transformation: The Deathless Flame keeps Normandy's soul within his dead body, gives him a skeletal dread form, and fills his voice with echoes of earlier bearers.
Flame-Bound Command: Normandy can direct the reanimated depth crawler and channel chartreuse fire through magic that formerly appeared as ordinary eldritch force.
Soul Forge: Device ignited by Emrys Valakar using his own life as the catalytic fire. The process creates or releases the Deathless Flame instead of ending with his death.
Succession of Bearers: After Emrys's servant touches the flame, Normandy sees three lives consumed by it, with his own identified as the fourth.
Threefold Veyan Seal: Mechanism requiring the central figure of Valence and figures aligned with light and shadow to be activated together.
One-Way Passage: Buried plinth beneath Dragdah that transports the Harbingers to Tch'nev but cannot carry them back.
Memory Sustaining the Tome: The Grey Knights believe knowledge of the Tome of Stars helps it continue to exist, which is why the order intended to die without successors.
Dragdah: Buried Dregda Moor stronghold whose lowest halls hold the Deathless Flame, ancient catacombs, Veyan ruins, and a one-way escape route.
Dragdah Catacombs: Vast burial complex filled with lightless and concealing the tableau that protects a Crystallic fragment.
Tch'nev: Fortress settlement of the Grey Knights. The Harbingers arrive in its forbidden underground prison chamber after escaping Dragdah.
Prison Chamber Beneath Tch'nev: Hidden room containing the arrival plinth, the Tome of Stars, and Angelos's burned body.
Eilinor: Northern settlement endangered by the glacier's collapse. The Harbingers estimate that its people may have only one or two days to escape the flooding and debris.
Dio Ostium: Sealed divine gate the Harbingers intend to open. They hope something beyond it can destroy the Tome of Stars.
Ithelion: Legendary destination beyond the Dio Ostium and the center of the Harbingers' proposed route with the Tome.
Creation of the Deathless Flame: Emrys Valakar sacrifices himself to ignite a soul forge, but the chartreuse flame preserves consciousness beyond death and passes into a servant.
Fourth Bearer: Normandy's vision shows three lives consumed by the flame and identifies his own life as the fourth.
Release of Dragdah: The plinth array consumes the flame's excess power and collapses the glacier that concealed the stronghold for centuries.
Death of Angelos: The Keeper of Secrets burns at the same time that the Harbingers escape through the plinth, suggesting an unexplained connection between Dragdah's flame and Tch'nev's prison.
Last Oath of Calem: Calem uses the order's own law to assume the punishment of every sworn knight. His death ends their inherited obligation to remain and die at Tch'nev.
Legacy of Elos: Calem declares the freed order to be his son's legacy, rejecting the idea that Elos must inherit a life of isolation and extinction.
Choice of the Grey Knights: Once released, the surviving knights choose to stand with the Harbingers of Light rather than disperse or remain passive.
