LEGO Super Mario King Boo and the Haunted Yard Set 71377 brings a spooky boss battle to your brick-built Mushroom Kingdom.

Specs:

• Buildable Haunted Yard playset with fence, tree, and ghost-themed elements
• Includes King Boo figure with a large angry expression and crown
• Interactive action tag triggers special reactions when scanned by LEGO Mario or LEGO Luigi (figures not included)
• Compatible with the Starter Course sets for expanded gameplay
• Durable, snap-fit LEGO bricks for easy assembly and disassembly
• Clear, step-by-step instructions included for builders ages 7 and up
• Branding: official LEGO logo embossed on bricks and printed on packaging
• Construction: interlocking brick system with no glue or tools required

In Set 71377, the King Boo figure and his enchanted yard offer a perfect level of challenge for experienced Super Mario fans. The interactive action tag adds a digital layer to the physical build, letting players collect virtual coins as they defeat the ghostly boss. This playset is ideal for extending the adventure beyond the Starter Course, giving kids a concrete new scenario to explore and conquer.