LEGO Super Mario Luigi’s Mansion Lab & Poltergust Expansion Set 71397 – 179 Pieces, Ages 6+

Step into the LEGO Super Mario universe with the Luigi’s Mansion Lab and Poltergust Expansion Set. This 179‑piece add‑on extends a compatible Starter Course, inviting kids aged 6 and up to build a laboratory scene where ghost‑hunting adventures feel hands‑on and playful. The Poltergust for LEGO Luigi offers a choice of a normal nozzle or a Strobulb attachment, letting young builders decide how to tackle imagined specters. A display stand keeps the device steady, while a start plate launches different background tunes to set the scene during play. The setup invites cooperative storytelling, with familiar faces and props that spark curiosity and friendly challenge.

What’s inside and how it fuels play

• A Poltergust for LEGO Luigi with a selectable normal nozzle or Strobulb and a display stand for dynamic posing.
• A start plate that triggers different background music to enrich the scene and mood.
• A lab table with buildable potions, plus a toolbox to spark pretend science‑task play.
• A lab machine that offers digital coin rewards as a small milestone during adventures.
• A Professor E. Gadd figure and a Gold Ghost enemy to energize story-driven challenges.
• Buildable poison and antidote potions to expand the narrative possibilities and puzzle vibes.

Why this expansion works for families and friends

• Interactive ghost‑hunting play that complements the LEGO Super Mario Starter Course (71360 or 71387).
• 179 pieces provide a satisfying build and a ready‑made scene for ongoing storytelling with familiar characters.
• Encourages collaborative play and shared decision‑making as kids plan how to outsmart the Gold Ghost.

The set is designed to fit seamlessly into existing LEGO Super Mario worlds, inviting kids and caregivers to replay the adventures with fresh twists. Instructions and inspiration are available in the LEGO Super Mario app, supporting easy build steps and new ideas for future builds. While outcomes may vary, the kit offers a structured space where imagination, problem‑solving, and cooperative play can unfold in many creative directions.

A few practical notes

Interactive play requires a compatible Starter Course for full experience. With 179 pieces, the expansion invites ongoing creativity, whether you’re recreating a haunted laboratory or crafting new mini‑stories around Luigi, Professor E. Gadd, and the Gold Ghost. The combination of buildable props, collectible figures, and musical cues helps turn quiet play into an engaging adventure that families can share.