Two Black Triggers

Characters in order of appearance
Characters in italics are seen only briefly and have yet to make a proper appearance.
 * Giev (Flashback then Present)
 * Lamia (Flashback)
 * Yūma Kuga
 * Replica (Mentioned by Yūma Kuga)
 * Xeno
 * Osamu Mikumo
 * Chika Amatori

Triggers in order of appearance

 * Ergates' Trigger (Black Trigger Model) (Giev/Charon)
 * Yūma's Black Trigger (Yūma Kuga)
 * Shield (Yūma Kuga)