Two people with glowing green sores menace a dark building in the Mutations Toxic Twenties Scare Zone.

BREAKING: ‘Mutations: Toxic Twenties’ Scare Zone Announced for Halloween Horror Nights 34

Shannen Ace

Published:

Universal Orlando Resort announced another scare zone for Halloween Horror Nights 34 — “Mutations: Toxic Twenties.”

“Mutations: Toxic Twenties” Scare Zone

Two people with green mutations and angry faces, in 1920s attire, with glowing text: "Mutations Toxic Twenties.

Here is how Universal described the scare zone:

In a 1920s neighborhood, a BuzzCon truck with radioactive cargo crashes into a mobster getaway car sending the city into toxic pandemonium.

This joins The Cat Lady of Crooked Lane, Masquerade: Dance with Death, and The Origins of Horror. Universal has not announced how many scare zones are at this year’s event.

Universal has announced eight out of ten HHN houses so far. Original houses include Gálkn: Monsters of the NorthGrave of the FleshDolls: Let’s Play DeadHatchet and Chains: Demon Bounty Hunters, and El Artista: A Spanish Haunting. The three IP-inspired houses announced are “Terrifier,” “Fallout,” and “JASON UN1V3RSE” (“Friday the 13th”). “Five Nights at Freddy’s” will also be part of the event on both coasts, though has not been confirmed as a house.

Tickets are on sale now for Halloween Horror Nights 2025 at Universal Studios Florida and Universal Studios Hollywood. Multi-night tickets are available for Universal Studios Florida, though most Express add-on options have sold out.

For more Universal Studios news from around the world, follow Universal Parks News Today on Twitter, Facebook, and Instagram. For Disney Parks news, visit WDWNT.

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