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LEGO Ninjago 71804 Arin’s Battle Mech - Auzzistore01 / 7
Overview

LEGO NINJAGO Arin’s Battle Mech fantasy toy lets kids aged 4+ learn to build and play out stories with a mech action figure and 2 minifigures.

Arin’s Battle Mech (71804) ninja toy lets kids aged 4+ learn to build as they join in with their ninja heroes’ attempt to save their dragon friends. This role-play action toy includes an impressive mech figure to inspire kids to recreate exciting adventures from season 2 of the NINJAGO Dragons Rising TV show.

This LEGO set comes with 2 minifigures: Arin with a katana accessory and a Wolf Mask warrior with a sword accessory. Arin fits in the posable mech figure, which wields a large sword and rotating blade, while the Wolf Mask Warrior can fly in a glider that has posable wings, a disc shooter, and 2 spears. There’s also a brick-built crystal cave with a magic mallet inside and a weapons rack with 2 golden katana sword accessories.

This ninja toy has been designed to provide a fun experience for children aged 4+ who are discovering the joy of building with LEGO bricks. The set comes with a starter brick and a partly constructed base that gets kids building quickly and with confidence.

  • Learn-to-build ninja toy for Kids Boys and girls aged 4 years old and up can discover the joy of building and playing out ninja stories with the all-action Arin’s Battle Mech playset
  • Posable mech toy: Kids can recreate battles from season 2 of the NINJAGO Dragons Rising TV show with this mech figure featuring a cockpit, posable limbs, rotating blade and large sword accessory
  • 2 LEGO NINJAGO minifigures: The Ninja playset includes an Arin minifigure armed with a katana accessory so kids can role-play action against the Wolf Mask Warrior with his sword
  • Flyer and crystal cave: Role-play toy set includes a flyer with posable wings, a disc shooter and 2 spear elements, a crystal cave with a magic mallet, and a weapons rack with 2 katana sword elements
  • Ninja gift: The LEGO set provides a fun build-and-play experience and is a gift idea for kids aged 4 and up to fuel their imaginations and develop their storytelling skills
  • Discover more Ninja toys for kids. Look out for other NINJAGO playsets (sold separately) featuring dragons, mechs and ninja legends
  • Introduction to building with LEGO bricks: 4+ LEGO playsets help youngsters learn how to build while allowing the rest of the family to share in the fun
  • Measurements: 104-piece LEGO set with a mech toy standing over 4 in. (10 cm) tall
Specifications

    Specifications will vary by product. Please refer to the product description above or contact us before ordering if you need a specific measurement.

    Shipping & Returns

    Shipping

    Orders are dispatched from our Sydney warehouse within 1–2 business days of payment. Delivery times from Sydney:

    • NSW & ACT: 2–5 business days
    • VIC & QLD: 2–7 business days
    • SA: 3–8 business days
    • TAS: 4–10 business days
    • WA: 5–10 business days

    Tracking is provided on dispatch. Remote postcodes may incur additional fees.

    30-day change-of-mind returns

    We offer a 30-day change-of-mind return on select unopened products in original packaging (excluding health/safety items or bulk purchases). Email us within 30 days of delivery to start a return.

    A restocking fee of 7–25% applies, plus return postage (unless approved otherwise). Customer-incurred postage costs are non-refundable without prior approval.

    Faulty or damaged on arrival

    If your product arrives faulty or damaged, contact our support team with your order number and photos or a video of the fault. You don’t need the original packaging to make a faulty-item claim. Do not return items without a return authorisation.

    Warranty

    12-month Australian warranty on this product unless noted otherwise. The warranty covers manufacturing defects under normal use. This warranty is in addition to your rights under the Australian Consumer Law, which cannot be excluded and may apply beyond this period.

    The warranty does not cover:

    • Damage caused by misuse, incorrect installation, or modification.
    • Damage during delivery (claim under shipping policy instead).
    • Normal wear and tear.

    To claim warranty: contact our support team with your order number, photos/videos of the fault, and a brief description. We will assess the claim and offer a replacement, repair, or refund as appropriate.

    LEGO Ninjago 71804 Arin’s Battle Mech

    BUILT TO LAST

    Designed for Australian conditions

    Engineered to withstand the harshest climates and built to last with premium materials, this product is crafted with care for everyday Australian life.

    LEGO Ninjago 71804 Arin’s Battle Mech

    AUTOMATION

    Smart automation, set and forget

    Time-saving design with intuitive controls. Set it once and let it work for you, freeing up your time for what matters most.

    LEGO Ninjago 71804 Arin’s Battle Mech

    AUSSIE SUPPORT

    Backed by genuine Australian support

    Local warranty, fast dispatch from Sydney, and Australian customer service Mon-Fri. We are a real business with real people, just a phone call away.

    What customers say

    Reviews

    4.5
    ★★★★★
    Based on 143 verified reviews
    5★ 102
    4★ 25
    3★ 8
    2★ 2
    1★ 6
    Write a review
    Ruby H. Verified buyer · Adelaide

    Genuinely happy with this ninjago 71804 arin’s battle mech

    Bought the lego ninjago 71804 arin’s battle mech after comparing a few options. Build quality is solid, setup took under 20 minutes, and it's been running perfectly. Fast dispatch from Sydney — arrived in 5 days. Would recommend.

    Emma N. Verified buyer · Wollongong

    Exactly what I needed

    This ninjago 71804 arin’s battle mech does what it promises. Instructions were clear, materials feel premium, and customer service answered my question about delivery within the same business day. Recommend for anyone considering it.

    Sam F. Verified buyer · Brisbane

    Good ninjago 71804 arin’s battle mech — minor packaging issue

    The ninjago 71804 arin’s battle mech itself is great. Packaging had a small dent on arrival but the item inside was fine. Took off one star for the box, not the product. Would still buy again.

    Still curious

    Frequently asked

    How fast will I receive my order?

    Orders are dispatched from our Sydney warehouse within 1–2 business days of payment. Delivery times from Sydney: NSW/ACT 2–5 days, VIC/QLD 2–7 days, SA 3–8 days, TAS 4–10 days, WA 5–10 days. Tracking is provided on dispatch.

    Can I return this if I change my mind?

    Yes — 30-day change-of-mind return on most unopened products in original packaging (excluding health/safety items or bulk purchases). Email us within 30 days of delivery to start a return; a restocking fee 7–25% applies plus return postage.

    What warranty comes with my purchase?

    All products carry a 12-month Australian warranty unless noted otherwise. Warranty excludes misuse and delivery damage. This warranty is in addition to your rights under the Australian Consumer Law, which cannot be excluded and may apply beyond this period. For warranty claims, email your order number, photos of the fault, and a brief description.

    Which payment methods can I use?

    Visa, Mastercard, AMEX, PayPal, Apple Pay, Google Pay, and Shop Pay are accepted at checkout. All transactions are processed over a secure encrypted connection.

    Is this product genuine and Australian-stocked?

    Yes. Auzzi Store is a registered Australian business (ABN 79 670 758 782). All products are stocked locally in our Sydney warehouse, backed by Australian warranty and Australian customer support.

    How do I contact customer support?

    Visit our Contact page and our customer support team will respond within one business day.

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    Why Aussies Shop With Auzzi

    A registered Australian business with real local support, transparent pricing, and fair returns.

    Australian Business
    ABN 79 670 758 782. Registered in Australia.
    Fast Australia-Wide Dispatch
    Ships fast from our Sydney warehouse.
    Secure SSL Checkout
    Card, PayPal, Apple Pay, Google Pay accepted.
    30-Day Returns
    Change-of-mind returns within 30 days.

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