A[]
Alfred Pennyworth[]
Bruce's surrogate father who taught him to do the right thing at all costs and the most loyal member of the family. Only shows up in voice until Arkham Origins; he's never anywhere near the action in any of the games.
B[]
Batman (Bruce Wayne)[]
Born to Thomas and Martha Wayne, Bruce had an idyllic childhood, although he was given a strong sense of justice by his moralistic and philanthropic parents. After their violent murder at the hands of a mugger, Bruce dedicated his life to battling the criminal element that took their lives. He left Gotham for many years to train to physical and mental perfection across the globe, with the aid of his butler Alfred Pennyworth by bringing Gotham's criminals to justice as the heroic champion known as Batman.
Batwoman (Kate Kane)[]
C[]
D[]
E[]
F[]
G[]
Ghost[]
A walking spoiler character who only appears in the Golden Ending for Batman: Arkham Knight.
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Huntress[]
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J[]
K[]
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Lucius Fox[]
A high-ranking Wayne Enterprises executive, in addition to being one of the company's best engineers, he designs and supplies most of Batman's gear.
M[]
N[]
Nightwing (Dick Grayson)[]
The first Robin that Batman trained, who became a hero in his own right. Only shows up as a DLC character in Arkham City and in Multiplayer as Robin in Arkham Origins.
O[]
Oracle (Barbara Gordon)[]
The former Batgirl who was inspired by the Caped Crusader's actions to improve Gotham, she became Batman's voice with an internet connection when the Joker shot her in the spine and paralyzed her.
P[]
Q[]
R[]
Red Hood (Jason Todd)[]
The second Robin, who was believed to have been murdered by Joker. He was once the Arkham Knight, a mysterious and dangerous mercenary with an obsessive vendetta against the Dark Knight, yet after their fight against each other, Jason went back to the family when he helped Bruce deal with Crane. Referred to in Arkham City but first appears in Batman: Arkham Knight.
Robin (Tim Drake)[]
Batman's partner, Robin patrols Gotham alongside him. While Batman investigates Arkham City, Robin tracks down everyone who was infected by the Joker's blood. Later, he infiltrates Arkham City in order to investigate Batman's disappearance and rescue him.