Ninja Vehicle Tree House Battle

Official assembled-model image; assembly required.

LEGO Ninja Vehicle Tree House Battle (71857) is a 642-piece building set for ages 7+. The three-level tree house contains a workshop, tearoom and terrace. Play features include a falling-rock trap, rotating bridge, stud shooter and swinging vine. Includes a motorcycle, helicopter and six minifigures: Kai, Zane, dragon-form Jay, Euphrasia, Acid Monster and Loyalist.

Release schedule: January 2026 — Malaysia and Singapore (official English regional catalog) launch; US launch date not inferred

Official manufacturer product promotional image of the model; not current inventory or a boxed-stock photograph.

Specifications

• Set number: 71857
• Pieces: 642
• Age recommendation: 7+
• Product line: NINJAGO®
• Design features: The three-level tree house contains a workshop, tearoom and terrace; Play features include a falling-rock trap, rotating bridge, stud shooter and swinging vine; Includes a motorcycle, helicopter and six minifigures: Kai, Zane, dragon-form Jay, Euphrasia, Acid Monster and Loyalist
• Dimensions: Tree house: over 22 cm high, 26 cm wide, 15 cm deep.
• Retail format: Brick building set
• Retail units: 1
• Release market: Malaysia and Singapore (official English regional catalog)