LEGO Super Mario Bowser Express Train 71437 | Interactive Build & Play Set for Kids 9+

Bring the action to life with LEGO Super Mario Bowser Express Train

Set the scene for high-energy pretend play with the Bowser Express Train set (71437). This sizable build brings together a detailed locomotive, a handcar, two stations, a Super Star Block, and a ? Block, along with 6 LEGO Super Mario figures—Hammer Bro, Boom Boom, two Goombas, and two Para-Biddybuds. With 1,392 pieces, it invites curious hands to assemble and arrange a vivid, Nintendo-inspired world. For extended play, you can add LEGO Mario, LEGO Luigi, or LEGO Peach (figures not included) to join the chase and missions.

What’s in the box

• A fully detailed Bowser Express Train with a lever-operated spinning platform and a decorative Super Star Block
• A passenger wagon with a removable roof for quick access to the action
• A cannon wagon featuring a spring-loaded shooter for playful battles
• Two train stations to set up routes, timing, and arrival scenes
• Six LEGO Super Mario figures: Hammer Bro, Boom Boom, two Goombas and two Para-Biddybuds
• Compatibility with other LEGO Super Mario sets to expand adventures
• Two iconic blocks (? Block and Super Star Block) to spark coin-collecting play

Adventure-ready features

• Chase the train using the accessory handcar for fast-paced collaborations
• Operate the locomotive’s lever to spin the platform, adding dynamic motion to the build
• Engage in playful battles with the cannon wagon’s spring-loaded shooter
• Trigger horn sounds as Bowser’s Express arrives at a station for a dramatic finish
• Integrate with the LEGO Super Mario app for building inspiration, tips, and extra play ideas

Why this set shines for playtime

Designed for solo explorations or social play, this set blends construction, role play, and digital coin-collecting ideas. It fits neatly into a larger LEGO Super Mario universe, offering endless replayability as kids imagine new routes, battles, and discoveries. The vivid colors, sturdy pieces, and authentic game-inspired details help spark immersive stories without making promises about outcomes—play scenarios are driven by imagination and choice.

Ideal gift and ongoing possibilities

With its large build, multiple play modes, and interactive components, this set makes a compelling gift for Nintendo fans and budding builders aged 9 and up. It’s a strong foundation for future expansions, seasonal adventures, and collaborative family games that center on creativity and storytelling.