LEGO Super Mario Luigi’s Mansion Lab and Poltergust Expansion Set 71397 Building Kit

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Product details

Management number	203255254	Release Date	2025/09/27	List Price	$11.50	Model Number	203255254
Category	Building Blocks Lego

LEGO Super Mario Luigi’s Mansion Lab and Poltergust Expansion Set 71397 Building Kit

Ghost-hunting Expansion Set for kids

Enhance a Starter Course with a ghost-catching challenge for LEGO Luigi (figure not included).

Fun-packed 179-piece playset for ages 6+

Features a Poltergust, lab machine, 2 characters and more for ghost-battling, coin-collecting play.

LEGO Super Mario Luigi’s Mansion Lab and Poltergust Expansion Set


Expanded play A Starter Course (71360 or 71387) is required for play.	Solo or social play The set is designed for families to play with together.	2 LEGO Super Mario figures Professor E. Gadd and a Gold Ghost.


Poltergust Press the button to defeat ghosts.	Lab machine The lab machine offers digital coin rewards.	Potions and a toolbox Find buildable poison and antidote potions on the table.

Check out the LEGO Super Mario app

The app has building instructions, viewing tools and more. For a list of compatible devices, visit LEGO.com/devicecheck.

Product Description

Add ghost-catching fun to the LEGO Super Mario universe with the Luigi’s Mansion Lab and Poltergust Expansion Set (71397). This hot gift toy for trendsetting kids aged 6 and up features a Poltergust for LEGO Luigi (figure not included) with a choice of normal nozzle or Strobulb to attach to it, plus a start plate and a lab machine offering digital coin rewards. Press the button to activate the Poltergust to defeat the enemy Gold Ghost figure. (Note: the 71387 or 71360 Starter Course is required for interactive play.) The set also includes a Professor E. Gadd LEGO figure, buildable poison and antidote potions, and a toolbox. Find building instructions, plus inspiration for fun, creative ways to build and play, on the LEGO Super Mario app. Collectible Luigi’s Mansion sets offer puzzle-solving play with LEGO Luigi as the hero. These adventures are even more thrilling when shared with family members as trusty sidekicks in the coin-collecting quest.