Most of the Reds and lowColors are introduced at the beginning, changing to Golds as the primary cast of characters after entering the Institute.
Reds[]
- Dago of Gamma
- Dain
- Dale
- Dancer
- Darrow
- Dio of Lykos
- Kora of Lykos
- Eo of Lykos
- Harmony
- Iro O'Lykos
- Kieran of Lykos
- Leanna of Lykos
- Liam of Lykos
- Loran of Lykos
- Narol of Lykos
- Old Barlow
- Reagan
- Ralph
- Varlo
Golds[]
- Antonia au Severus-Julii
- Arria
- Cassandra
- Cassius au Bellona
- Cipio
- Clintus
- Clown
- Dax
- Fitchner au Barca
- Julian au Bellona
- June
- Lea
- Lilath au Faran
- Lorn au Arcos
- Milia au Trachus
- Mustang
- Nero au Augustus
- Nexus au Celintus
- Nyla
- Screwface
- Sevro au Barca
- Tactus au Valii-Rath
- Tamara
- The Jackal
- Thistle
- Titus au Ladros
- Pax au Telemanus
- Pebble
- Pollux
- Priam au Caan
- Proctor Apollo
- Proctor Bacchus
- Proctor Ceres
- Proctor Diana
- Proctor Juno
- Proctor Jupiter
- Proctor Mars
- Proctor Mercury
- Proctor Pluto
- Proctor Venus
- Quinn
- Roque au Fabii
- Vixus au Sarna
- Weed