Shuddery Showdown in Chinatown is the 2nd stage of the video game, Scooby-Doo! Unmasked.
Stage 1: Clue Search
Scooby-Doo investigates the Fortune Cookie Factory, where he encounters Zen Tuo's zombies and finds a fortune cookie fortune with a code used to reprogram the animatronics to attack people.
Stage 2: Going with Shaggy
Shaggy falls into the sewers under Chinatown, so Scooby goes to rescue him, using the new Kung-Fu suit. While battling the Kibuki ladies, Scooby hears Shaggy call "Scooby-Doo, Where Are You?" and finds a dragon scale, made of mubber.
Stage 3: Rescuing Daphne
Daphne is captured by Zen Tuo and held captive at the temple, so Soccby goes to rescue her. During that, he battles animatronic ninjas and finds a card for UV lamps used in the eyes of Zen Tuo's dragon.
Final Stage: Boss Battle
Scooby battles Zen Tuo's dragon on the roof of a restaurant, using his Kung Fu suit. During which, the dragon falls apart and the gang constantly brings Scooby Snacks. When Zen Tuo is defeated, the dragon crashes and he's revealed to be Maggie Xi, who turns out to be an animatronic.