Callum Swift – Callum makes multiple appearances in The Keeper Chronicles. In Playing with Fire we meet him as a 15-year-old British orphan from 1882. He is a pickpocket who is brought to Tranthaea to battle the evil Spark Keeper, Kala. Then, in Running to Ground, we see him as a 45-year-old man in 1912. He is then an Able Seaman living in New York, New York and working on the RMS Carpathia. His wife, Mary, recently died, leaving him with a son, Aiden. A number of times he holds the position of Spark Keeper of Tranthaea. (See also Payta)
Canister – (See Dart & Buckler)
Caradul – One of the two medallions owned by the Dyadem, Caradul has the power to give its wearer all five Talents.
Carvain – A middling rank in the Valang military, similar to a Captain.
Cascader – A type of Breaker who controls water.
Champion – The victor of the Daevyn Tournament. They are rewarded with glory and a crown of flames.
Château de Tiffauges – A French castle believed to have once been the home of Gilles de Rais, one of the inspirations for Charles Perrault’s "Bluebeard."
Chimerian – A Chimerian can control others' dreams and communicate through dreams.
Chloe Arcenaux – A 16-year-old from a wealthy family in Louisiana in 1860. She lives on a plantation with slaves and speaks both English and French. She becomes Zahra, a Seed Keeper of Tranthaea.
Cholet – A city in western France that is home to the Lycée Verne, an all-boys school. It is Marc Thomas' place of residence.
Christian van Wyk – A Breaker (Poisoner) in Hunter’s Clash, Christian hails from South Africa.
Cinerium – The leader of a Daevyn religion that has grown from the worship of Huon Arrahl in the far southern forests. They call their god 'The Grey' or 'The Guardian of the Forest.' The most recent Cinerium is Ylric Flamestoker. (See also Huon Arrahl and Ylric Flamestoker )
City Sentinels – The Royal Guard of the Daevyn Flame-Bearer. The City Sentinels serve as bodyguards and police for the royal court and city.
Clash – A fighting unit made up of five Breakers, each Clash has one Scorchling, one Razer, one Cyclonist, one Poisoner, and one Cascader.
Cobarr – The Daku Valang, or ruler of the Valang people. He is a Mutalor who rules with an iron fist. Very clever, he likes to play games with his enemies and come up with brilliant strategies. He brings the Valang into an alliance with Yriel Sparkcatcher in the hopes of taking Tranthaea for himself.
Collector – A Collector is a structure the Daevyn built a number of on the Plains. They are metal towers that keep the lightning from striking the flammable prairie lands. Each Collector is built on a huge vat of water, ostensibly for fire-retardant purposes. But the real reason is far more sinister…
Colour-Anosmia – An affliction suffered by a few gru'Esh, where they cannot sense colours.
The Conservatory – A Daevyn school for higher learning, much like a university.
Conclave – The local government of a Valang municipality.
Congress – A meeting of all four of the gru'Esh Tribes. A Congress often ends in violence.
Corvus – A cruel, albino Arulion Restorer from Vytus’ past.
Council Hall – A special building constructed solely for the Tranthaean Council to meet, train, and work for the greater good of Tranthaea. It includes a meeting chamber, cafeteria, barracks, and warrior training grounds.
Council of Tranthaea – The Council was formed after the Battle of Barricade to better serve Tranthaea. On it are the five Keepers, as well as Ambassadors from the main peoples of Tranthaea: the gru’Esh, the Arulion, and the Daevyn. (Also called the Tranthaean Council.)
Croen – A spiked creature that lives on the Plains. Generally shy, they travel in groups and can get aggressive when threatened. Delicious when roasted.
The Crossing – A series of stone bridges that span the Roots of Tranthaea. The bridges are at varying levels and many believe the lowest crossings have not yet been rediscovered. (See also The Roots of Tranthaea)
Cyclonist – A type of Breaker who controls air.
Cyx – An Arulion female from Vytus’ past. A runaway slave.