71839 Arin's Spinjitzu Battle Mech

Arin's Spinjitzu Battle Mech is a LEGO set. Recommended price of this set: €19.99. No shop has a price for this set yet.

Ninja fans aged 7 and over can play out scenes from season 3 of the NINJAGO® Dragons Rising TV show with this LEGO® NINJAGO Arin’s Spinjitzu Battle Mech (71839) toy. This building set for kids features a NINJAGO mech with posable arms and legs, which can be tilted and twisted into different positions, a rotating torso, an opening chest to place a minifigure inside and 2 large sword accessories.

Kids can also create their own ultimate mech by swapping body parts from Arin’s Spinjitzu Battle Mech with parts from customisable mechs in the 2024 NINJAGO range (sold separately): Cole’s Elemental Earth Mech (71806), Sora’s Elemental Tech Mech (71807), Kai’s Elemental Fire Mech (71808) and Lloyd’s Elemental Power Mech (71817).

The ninja toy role-play set comes with 2 minifigures: Arin with a crystal katana sword accessory and a Spectral Dragonian Warrior with its own sword accessory, plus a Baby Riyu model for kids to role-play gripping good vs. evil battles. Set contains 213 pieces.

Product data updated on 3 October 2026.