LEGO Batman: Legacy of the Dark Knight Brings Switch 2 Release and Major Mayhem Collection DLC Launch to 18 September 2026

LEGO Batman: Legacy of the Dark Knight launches on Nintendo Switch 2 on 18 September 2026, coinciding with the Mayhem Collection DLC release across all major platforms, Warner Bros. confirms.

LEGO Batman: Legacy of the Dark Knight, the latest title from TT Games and Warner Bros., will become available for Nintendo Switch 2 owners on 18 September 2026. The game, which debuted in May 2026 on Xbox Series X/S and PC, finally aligns its Switch 2 launch with its first major downloadable content expansion, the Mayhem Collection.

• Release Date for Switch 2: 18 September 2026
• Platforms: Nintendo Switch 2, Xbox Series X/S, PlayStation 5, PC
• Publisher: Warner Bros.
• Developer: TT Games

Switch 2 owners looking to enjoy the bricky action and signature DC humour can access the full LEGO Batman: Legacy of the Dark Knight campaign alongside a simultaneous DLC drop. Warner Bros. officially revealed the date, bringing the Switch 2 release in line with contemporary multi-platform launches already playable on Xbox Series X/S and PC since May. Deluxe Edition buyers on all platforms, including PlayStation 5, will receive the Mayhem Collection DLC at no additional cost on 18 September 2026.

All About the Mayhem Collection DLC

The Mayhem Collection DLC launches day-and-date with the Switch 2 version and is available for LEGO Batman: Legacy of the Dark Knight Deluxe Edition owners across all listed platforms. The DLC introduces fresh story content and gameplay features centred around Gotham’s most notorious villains.

• New Mayhem Mode: Play as The Joker and Harley Quinn, each with bespoke abilities, gadgets, and unique takedowns.
• New Story Mission: Guides players through The Joker and Harley Quinn’s breakout from Arkham Asylum, generating chaos throughout Gotham City.
• Sinister Pack: Includes seven exclusive suits (one per original playable character), five new Batcave items, and a new Batmobile.

This substantial content drop delivers both expanded narrative and a gameplay shake-up, letting fans drive the story from the villains’ side for the first time in the series. A trailer is available on YouTube showcasing the Switch 2 version and highlighting the improved features and visual fidelity expected for the new hardware.

Critical Reception and Cast Insights

Critics have already responded favourably to LEGO Batman: Legacy of the Dark Knight’s earlier release on Xbox Series X/S and PC. In the review published by Eurogamer, the game received a four-star rating. Reviewer Christian Donlan noted, “an endless parade of references and gags that’s difficult to resist”.

The characterisation of Batman in the new game also drew attention. Shai Matheson, who voices Batman in this entry, discussed the process of creating a distinctive take on the Caped Crusader, stating he is “honouring all the other Batmans that have gone before.” His approach balances legacy and personal flair, further deepening the game’s appeal for long-time Batman and LEGO fans alike.

• Review Score: Four stars from Eurogamer
• Notable Reviewer Comment: “An endless parade of references and gags that’s difficult to resist” – Christian Donlan
• Batman Voice Actor: Shai Matheson

These details confirm LEGO Batman: Legacy of the Dark Knight as a leading entry for the LEGO DC video game series, with anticipation high for its arrival on Nintendo Switch 2.

Key Facts:

• LEGO Batman: Legacy of the Dark Knight launches for Nintendo Switch 2 on 18 September 2026 (Warner Bros.).
• The Mayhem Collection DLC is available on release day for Deluxe Edition owners across Switch 2, PS5, Xbox Series X/S, and PC.
• DLC includes new playable villains, a breakout mission, seven suits, five Batcave items, and a Batmobile.
• The game scored four stars at launch, with reviewers praising its humour and reference density.