🛠️ Gotham Knights update history
Official announcements the developer posts on Steam—patches, new content, and events—sorted by date. Click a title to read the full post.
September 2026
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9/19Sat✨ New contentPlay Mayhem Collection DLC Now
The Joker and Harley Quinn are here to get into a bit of trouble in Gotham City! The Mayhem Collection DLC is now available in LEGO Batman: Legacy of the Dark Knight! #LEGOBatmanGame
August 2026
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8/26Wed✨ New contentOfficial Mayhem Collection DLC Trailer
Become Gotham City's Most Wanted and maximize the mayhem! ♦️🃏 Get LEGO® Batman™: Legacy of the Dark Knight Deluxe Edition or Deluxe Edition Upgrade today to play The Mayhem Collection DLC on September…
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8/19Wed✨ New contentThe Mayhem Collection DLC ♦️🃏 drops September 18
Being bad never felt so good! ♦️🃏The Mayhem Collection DLC drops for the LEGO® Batman™: Legacy of the Dark Knight Deluxe Edition and Deluxe Edition Upgrade September 18. #LEGOBatmanGame
Source: official Steam announcements (updated every 6–24 hours). Titles and summaries are copyright of the original developers.