Streets of Rage 4 DLC Mr. X Nightmare, free update announced for 2021 - Polygon

Streets of Rage 4’s Mr. X Nightmare DLC will add new characters (including former boss Estel Aguirre), a new survival mode, and new moves for existing characters. A free update is also coming with new difficulty options.

Streets of Rage 4 DLC expansion Mr. X Nightmare launches on July 15

Streets of Rage 4 - Survival Mode and Release Date (Mr. X Nightmare DLC)

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Streets of Rage 4 (and Mr. X Nightmare DLC) - New free update bringing more than 300 improvements

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Streets of Rage 4 - Survival Mode and Release Date (Mr. X Nightmare DLC)

Streets of Rage 4 “Mr. X Nightmare” DLC Adds 3 New Fighters, Survival Mode, and More Today

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Streets of Rage 4 + Mr. X Nightmare DLC - Major update available now for free

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Streets of Rage 4 Mr. X Nightmare DLC launches next week

Streets of Rage 4 DLC 'Mr. X Nightmare' and free update announced; downloads top 2.5 million - Gematsu