- Lego Batman's Joker and Harley Quinn DLC has been announced with a release date of September 18.
- The DLC includes an exclusive level where Joker and Harley orchestrate a breakout from Arkham Asylum.
- Mayhem Mode features the duo rushing through Gotham to destroy landmarks and fight members of Task Force X.
- All base game characters will receive Joker-inspired suits, including Batman's Bat Who Laughs costume.
- The DLC and a free Absolute difficulty update will be available on September 18, coinciding with the release of the Switch 2 version.
Lego Batman's Joker and Harley Quinn DLC is set to release on September 18, introducing an exclusive level where the duo orchestrates a breakout from Arkham Asylum. This DLC will also feature Mayhem Mode, where players race against time to destroy landmarks and evade Batman and Robin.123
In Mayhem Mode, players will face off against members of Task Force X, including Deathstroke and Killer Croc, while racing to return to the Amusement Mile before time runs out. The DLC will also provide new Joker-inspired suits for the Bat-family, including the notorious Bat Who Laughs costume for Batman.4

Additionally, a free update introducing the Absolute difficulty will launch on the same day, surpassing the previous Dark Knight difficulty as the game's hardest setting. This update aims to enhance the challenge for seasoned players, coinciding with the release of the Switch 2 version of the game.
The Legacy of the Dark Knight's deluxe edition can be upgraded for $24.99 if players own the base game, providing access to all new content and features.
“The DLC's exclusive level has the duo orchestrating a breakout from Arkham Asylum with a going-away party Gotham won't soon forget. Mayhem Mode is timed, requiring players to return to Amusement Mile before Batman and Robin hunt them down, and the deluxe edition upgrade costs $24.99.”


