🛠️ 蝙蝠侠：阿卡汉疯人院 更新纪录
开发商在 Steam 发布的官方公告：修补档、新内容与活动，依时间整理。点标题看完整内容。
2026 年 9 月
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9/19六✨ 新内容Play 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
2026 年 8 月
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8/26三✨ 新内容Official 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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8/19三✨ 新内容The 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
数据源：Steam 官方公告（每 6～24 小时更新）。标题与摘要版权属于原开发商。