Here are a list of major/supporting characters introduced in the first novel of JSA by their appearance.
- Khalid Mubarak
- Nephthys
- Flint
- Clouse
- Noelle
- Nathaniel Collins
- Bruce McDonald
- Justin McDonald
- Aaron McDonald
- Isaac Vorontsov
- Chris Russo
- Mr. Wilcox
- Sloan
- Silhouette
- Isa Sarabillo
- Kage Yamamoto
- Dante Collins
- Jeena Collins
- Mathieu
- Ayane
- Pacsk Law
- Christine Bennet
- Edward Dian
- Raven Quiroz
- Nickolas D. Modo
- Apparatus
- Moros
- Hypnos
- Ignis
- Aqua
List of Characters introduced in the Second Edition.
- Elpis
- Nihilo
- Leonard Placido
- Rachel Mcmiry
- Naomi Tsukiyo
- Erica Shine
- Scyx
- Aso Mubarak
- Ramses
- Peon
- Ai
- Noir
- Ichiro
- Maverick
- Scarlet Azora
- Terra
- Fulgur
- Clyde Gustavo
- Jericho Watson
- Al Buford
- Cybele
- Isis
- Tiamat
- Faust
- Circe
- Merlin
- Sisyphus
- Glacio
- Militis
- Herba
- Tenebrae
- Sierra Dian
- Evelyn Drake
- Ventus
- Apophis