LegoLEGO® NINJAGO®
Lego® Kai's Dragon Mech Battle Pack
- Set #
- 71851-1
- Parts
- 85
- Minifigs
- 3
- Price/part
- 12.9 ct
- Release
- 2026
- Age
- 6+
Price comparison · 23 Offers · final prices incl. shipping
Where is Kai's Dragon Mech Battle Pack cheapest right now?
22 shops checkedIndependently sorted
Displayed prices may differ from actual offers. We update prices regularly, but offers on the linked pages may change quickly. Please note that we earn a commission on some qualified purchases made through partner links (e.g., from Amazon, eBay, or other shops). This only applies to links used within affiliate programs. There are no additional costs for you, and we also provide non-affiliate links to ensure a comprehensive overview of available offers.
Used
8,60€BEST PRICE
2,38 € below cheapest new price8,60 €Usedincl. 2,70 € shipping · 2 to 4 days2,38 € below cheapest new priceBEST PRICEincl. 2,70 € shipping
- New10,98€10,98 €Newfree shipping · 2 to 4 daysfree shipping
New10,99€10,99 €Newfree shippingfree shipping
New11,78€11,78 €Newincl. 4,99 € shipping · 1 to 3 daysincl. 4,99 € shipping
New11,93€11,93 €Newincl. 3,95 € shipping · 3 to 5 daysincl. 3,95 € shipping
Price check · in short
What does Lego® Kai's Dragon Mech Battle Pack (71851) currently cost?
On VERObricks, Lego® Kai's Dragon Mech Battle Pack (Set No. 71851) is currently listed by 22 shops across 23 offers. The lowest new price in the VERObricks comparison is 10,98 € (ebay), including free shipping. Other new offers range up to 19,59 €. Used, the set is available from 8,60 € (ebay). The manufacturer's RRP is 9,99 €. The current price per brick is 12,9 cents.
Notes on prices & affiliate links
Displayed prices may differ from actual offers. We update prices regularly, but offers on the linked pages may change quickly. Please note that we earn a commission on some qualified purchases made through partner links (e.g., from Amazon, eBay, or other shops). This only applies to links used within affiliate programs. There are no additional costs for you, and we also provide non-affiliate links to ensure a comprehensive overview of available offers.
Price history · Price development
Has Kai's Dragon Mech Battle Pack ever been cheaper?
- Current
- 10,98 €
- New, best shop
- 30-day low
- 9,98 €
- on 13. Okt. 2026 · eBay
- Usual at dealers
- 6,79 €
- 90-day median, final price
- All-time low
- 6,79 €
- on 29. März 2026 · alternate
Loading chart …
| Date | New | Used | Shop |
|---|---|---|---|
| 12. Nov. 2026 | 10,98 € | 8,60 € | eBay |
| 11. Nov. 2026 | 9,98 € | 8,60 € | eBay |
| 13. Okt. 2026 | 9,98 € | – | eBay |
| 01. Sept. 2026 | 6,79 € | – | alternate |
| 31. Aug. 2026 | 5,59 € | – | muller |
| 22. Aug. 2026 | 6,79 € | – | alternate |
| 21. Aug. 2026 | 6,68 € | – | toymi-eu |
| 17. Juli 2026 | 6,79 € | – | alternate |
| 16. Juli 2026 | 6,41 € | – | thalia.de |
| 02. Juli 2026 | 6,79 € | – | alternate |
| 01. Juli 2026 | 6,99 € | – | alternate |
| 30. Juni 2026 | 11,78 € | – | alternate.de |
| 29. Juni 2026 | 6,79 € | – | alternate |
| 28. Juni 2026 | 6,71 € | – | thalia-at |
| 24. Juni 2026 | 11,78 € | – | alternate.de |
| 23. Juni 2026 | 5,77 € | – | alternate |
| 21. Juni 2026 | 11,78 € | – | alternate.de |
| 19. Juni 2026 | 11,74 € | – | otto.de |
| 16. Juni 2026 | 11,78 € | – | alternate.de |
| 20. Mai 2026 | 6,79 € | – | alternate |
| 19. Mai 2026 | 5,99 € | – | toymi-eu |
| 17. Apr. 2026 | 6,79 € | – | alternate |
| 16. Apr. 2026 | 6,69 € | – | otto |
| 29. März 2026 | 6,79 € | – | alternate |
| 14. März 2026 | 11,78 € | – | alternate.de |
| 13. März 2026 | 5,77 € | – | alternate |
| 12. März 2026 | 11,74 € | – | otto.de |
| 30. Dez. 2025 | 11,78 € | – | alternate.de |
| 29. Dez. 2025 | 6,79 € | – | alternate |
| 24. Dez. 2025 | 11,93 € | – | lucky-bricks |
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Details
Set details
At a glance
- Brand
- Lego
- Partcount
- 85
- Minifigures
- 3
- 1 excl.
- Age
- 6+
- Release / EOL
- 2026 – 2027
- RRP
- 9,99 €
- Price per Part
- 12.9 ct
- Part-Out Value
- 18,47 €
- POV Rate
- 1.7×
- very high part value
Building instructionsPDF from the manufacturer
Technical data9 entries
Product
- Name
- Kai's Dragon Mech Battle Pack
Dimensions
- Product weight
- 0,1 kg
- Packaging width
- 14,1 cm
- Packaging height
- 4,6 cm
- Packaging length
- 12,2 cm
- Packaging weight
- 0,2 kg
Identification
- MFR
- 71851-1
- EAN
- 57020180319715702018070505
- SKU
- 71851
DescriptionManufacturer text
Recreate action from season 4 of the NINJAGO® Dragons Rising TV show with the LEGO® NINJAGO Kai’s Dragon Mech Battle Pack ninja toy.
Stride into battle deep inside the Whispering Woods with Kai in the cockpit of his supercool dragon mech. Together with Sora you must conquer a dangerous Earth Monster. But beware – this villain is armed with large claw hands. The ninja must triumph to protect the Merged Lands!
MECH TOY FOR KIDS – Kai’s Dragon Mech Battle Pack (71851) building toy lets boys and girls ages 6 and up role-play action from season 4 of the NINJAGO® Dragons Rising TV show
POSABLE DRAGON MECH – The dragon mech has posable legs, large wings, claw hands and an upper body that rotates 360 degrees, plus a cockpit to place a minifigure inside
3 NINJAGO® MINIFIGURES – This ninja toy comes with Kai, Sora and a villainous Earth Monster for fans to play out action-packed good vs. evil battles
ACCESSORIES – Each NINJAGO® character minifigure has at least 1 weapon accessory for enhanced play value: Kai has 2 swords, Sora has 2 swords and the Earth Monster has claw hands
SMALL GIFT FOR KIDS – This great value small LEGO® set provides a fun build-and-play experience and is a ninja gift idea for kids with a passion for fantasy and adventure toys
MORE NINJA ADVENTURES – Discover other LEGO® NINJAGO® toys (sets sold separately) featuring detailed mechs, dragons, temples and vehicles
A UNIVERSE OF LEGO® NINJAGO® SETS – This extensive collection of kids’ toys lets ninja fans and children escape into an immersive fantasy world for imaginative play with their ninja heroes
DIMENSIONS – This 85-piece ninja toy playset features a NINJAGO®dragon mech standing over 3.5 in. (9 cm) high
Minifigures
Which minifigures are in Kai's Dragon Mech Battle Pack?
The set contains 3 minifigures, 1 of them exclusive to this set.
Sora, Mask (Draconus Robes)
Earth Monster
Kai (Draconus Form, No Wings or Tails)
Gallery
Product images (3)
Alternatives
Similar models from other brands
Looks alike
Looks similar
FAQ
Frequently Asked Questions
Where can you buy Lego® Kai's Dragon Mech Battle Pack?
New stock is available at alternate.de, steinehelden, baur, otto.de, alza, brickmo, lucky-bricks, office-partner, brickstore, amazon-it, brickcoast, frankensteins-klemmbausteine, duo-shop, idee-spiel, elbbricks-de, Lego.de, smythstoys, toymi, galaxus-de, ebay, amazon.de-mp, proshop (22 shops). Used copies are offered by ebay. Free shipping is available at ebay, amazon.de-mp. VERObricks compares all prices in real time and always shows you the lowest offer — for new and used stock, with shipping cost comparison.
Was Kai's Dragon Mech Battle Pack ever cheaper? Price history & all-time low
VERObricks tracks the price history of Lego® Kai's Dragon Mech Battle Pack across all shops. The historical low for new is 5,59 €. The highest observed new price was 18,14 € — a range of 12,55 €. Currently, the price is 5,39 € (96%) above the all-time low. The lowest used price historically was 8,60 €. The price trend is currently downward — the price has fallen recently. With the VERObricks price alert you'll be notified instantly when the price reaches your target.
What is Lego® Kai's Dragon Mech Battle Pack? Contents, parts & details
Lego® Kai's Dragon Mech Battle Pack is a set by Lego from the "LEGO® NINJAGO®" theme (Set No. 71851, EAN: 5702018031971). According to the VERObricks database, the set includes 85 parts, 3 minifigures, Recommended age 6+. Manufacturer description: "Recreate action from season 4 of the NINJAGO® Dragons Rising TV show with the LEGO® NINJAGO Kai’s Dragon Mech Battle Pack ninja toy." On VERObricks you can find the set in these categories: LEGO® NINJAGO®, Fantasy, Dragons, Kids, Mechs.
Which minifigures are included in Lego® Kai's Dragon Mech Battle Pack?
According to the Rebrickable inventory, Lego® Kai's Dragon Mech Battle Pack contains 3 minifigures: Sora, Mask (Draconus Robes), Earth Monster, Kai (Draconus Form, No Wings or Tails). 1 figure is exclusive to this set: Kai (Draconus Form, No Wings or Tails). Exclusive figures often keep a set's value stable after retirement; see the price history and used offers above.
When was Lego® Kai's Dragon Mech Battle Pack released and how long will it stay available?
Lego® Kai's Dragon Mech Battle Pack was released in January 2026. According to the manufacturer's planning, the set retires at the end of 2027 (EOL, end of life). While it is in regular stock, keep an eye on the price history; after retirement, new copies come from remaining stock only and prices often rise. The official building instructions are available as 2 PDF files directly from the manufacturer, linked in the set details section.
Can you also buy Kai's Dragon Mech Battle Pack used?
According to VERObricks, Lego® Kai's Dragon Mech Battle Pack is available used from 8,60 € at ebay. Compared to the lowest new price (10,98 €), you save 2,38 € — that's 22% off. The current used price is near the historical low of 8,60 € — a good opportunity. Tip: Used building block sets are a sustainable and budget-friendly alternative. VERObricks compares all used offers from various retailers for you.
Is Kai's Dragon Mech Battle Pack worth it at the current price?
At the current VERObricks best price of 10,98 € for 85 parts, that works out to 12,9 cents per part. The price per part is above average. This is typical for licensed sets, collector editions, or sets with many specialty parts.