Download size

How many GB is Batman: Arkham Knight - A Matter of Family?

45 GB

That makes it bigger than 90% of Hack and slash/Beat 'em up games we have measured.

The median Hack and slash/Beat 'em up game needs 5 GB; the largest tenth start at 42 GB.

Leave at least 59 GB free: games need headroom to unpack updates.

The figure is the storage Steam lists as required for this game, not a measured download.

Batman: Arkham Knight – A Matter of Family is a story expansion where players control Batgirl, Barbara Gordon, before the events of Arkham Asylum. Set in an abandoned amusement park, Batgirl teams up with Robin to rescue Commissioner Gordon, who has been kidnapped by the Joker. The DLC introduces Batgirl’s unique combat style, focused on hacking and stealth, and features puzzles, dual-play combat with Robin, and Joker's henchmen as primary enemies. The storyline explores Batgirl’s early crime-fighting career and her relationship with Batman and Robin.