Publisher Warner Bros. and development studio TT Games released trailer New details revealed for DLC Chaos Collection Every LEGO Batman: The Dark Knight Legacywill be available on September 18, 2026. For those unfamiliar, the game is the new incarnation of the Batman series in LEGO form.
Video details
The trailer begins with a psychiatric treatment at Arkham Asylum. this clown He lay on the table talking to Dr. Harleen Quinzel. Through dialogue, the Joker manipulates the doctor, inviting her to “break the rules.” This is the prelude to the transformation of doctors Harley Quinn (Shortly afterwards we see him in his classic costume).
Then explain that the package will include a New main questArkham Mission. We then see the Joker and Harley Quinn allies trying to escape Arkham Asylum. In some scenes, they defeat guards, escape Amanda Waller, and solve environmental puzzles (a typical feature of Lego games).
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Chaos mode: Shows a mode that appears to focus on destruction and exploration in vehicles (motorcycles and sports cars) on the streets of Gotham, including the Fun Mile area. In this section, the villains will have to face the Suicide Squad: characters such as Rick Flag, Katana, Peacemaker and King Shark can be seen trying to stop them.
sinister package: Roundup showcases many new costume and cosmetic changes for various characters, including alternate versions Catwoman, Poison Ivy, Robin, Batgirl and the Joker himself.
The trailer finally confirms that the DLC is included when purchasing the Deluxe Edition of the game, and Release date set for September 18, 2026.