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NINJAGO
Set 71815
LEGO Kai's Source Dragon Battle 71815
Lowest price now
€ 37,99
Waiting may pay off The price is above the average.
View at 2T Toys for €37.99Shipping unknown; total may be higher
Price details
Lowest ever
€ 30.54
RRP
€ 37.99
Average price
€ 37.65
Price per piece
€ 0.32
Release date
1 Mar 2024
1 / 10
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Compare 2 retailers.
Retailer prices for 71815 are sorted by the lowest delivered price when shipping is known.
Retailer pricesPrices tracked across 67 retailers, updated twice a day.
1
1001 FarmToys
1001farmtoys.nl
In stock
Ships today
Shipping unknown; total may be higher
21 Sep
-
Unknown
Price: € 37.99
Shipping unknown; total may be higher
2
2T Toys
2ttoys.nl
In stock
Pre-order
Shipping unknown; total may be higher
22 Sep
-
Unknown
Price: € 37.99
Shipping unknown; total may be higher
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Full price history at a glance.
Lowest yet
€30.54
22 Mar 2026 · ASK-Bricks24
Peak price
€54.57
4 Jan 2026 · BricksDirect
Average
€37.65
1% below RRP
RRP
€37.99
reference price
Daily lowest price tracked across 13 Dutch retailers. The dotted line marks LEGO's recommended retail price.
Source: daily measurement at 13 Dutch retailers, 14 Dec 2025 – 22 Sep 2026. RRP via LEGO.com.
| Date | Price | Retailer | Stock |
|---|---|---|---|
| €37.99 | 2T Toys | In stock | |
| €37.99 | 1001 FarmToys | In stock | |
| €37.99 | 2T Toys | In stock | |
| €39.99 | BRICKshop | In stock | |
| €37.99 | BuildingToys | In stock | |
| €37.99 | Mijn Speeleiland | In stock | |
| €37.99 | 2T Toys | In stock | |
| €37.99 | 1001 FarmToys | In stock | |
| €37.99 | BuildingToys | In stock | |
| €37.99 | Mijn Speeleiland | In stock | |
| €37.99 | 2T Toys | In stock | |
| €37.99 | 1001 FarmToys | In stock |
Price expectation
Price will likely drop.
82%
High · ±6%
Stronger signal than most sets in this theme. Waiting is a reasonable strategy.
Estimated price · next 3 months
| Date | Price | Type |
|---|---|---|
| 2026-06-24 | €37.99 | History |
| 2026-06-25 | €37.99 | History |
| 2026-06-26 | €37.99 | History |
| 2026-06-27 | €37.99 | History |
| 2026-06-28 | €34.75 | History |
| 2026-06-29 | €34.75 | History |
| 2026-06-30 | €37.99 | History |
| 2026-07-01 | €37.99 | History |
| 2026-07-02 | €34.75 | History |
| 2026-07-03 | €34.75 | History |
| 2026-07-04 | €34.50 | History |
| 2026-07-05 | €34.75 | History |
| 2026-07-06 | €34.75 | History |
| 2026-07-07 | €34.50 | History |
| 2026-07-08 | €34.75 | History |
| 2026-07-09 | €34.50 | History |
| 2026-07-10 | €34.50 | History |
| 2026-07-11 | €34.50 | History |
| 2026-07-12 | €34.50 | History |
| 2026-07-13 | €34.50 | History |
| 2026-07-14 | €34.50 | History |
| 2026-07-15 | €34.50 | History |
| 2026-07-16 | €34.50 | History |
| 2026-07-17 | €37.99 | History |
| 2026-07-18 | €34.50 | History |
| 2026-07-19 | €34.50 | History |
| 2026-07-20 | €34.50 | History |
| 2026-07-21 | €37.99 | History |
| 2026-07-22 | €34.50 | History |
| 2026-07-23 | €34.50 | History |
| 2026-07-24 | €37.99 | History |
| 2026-07-26 | €34.50 | History |
| 2026-07-27 | €34.50 | History |
| 2026-07-28 | €37.99 | History |
| 2026-07-29 | €37.99 | History |
| 2026-07-30 | €34.50 | History |
| 2026-07-31 | €34.50 | History |
| 2026-08-01 | €37.99 | History |
| 2026-08-02 | €34.50 | History |
| 2026-08-04 | €34.50 | History |
| 2026-08-05 | €37.99 | History |
| 2026-08-06 | €34.50 | History |
| 2026-08-07 | €34.50 | History |
| 2026-08-08 | €34.50 | History |
| 2026-08-09 | €34.50 | History |
| 2026-08-10 | €34.50 | History |
| 2026-08-11 | €34.50 | History |
| 2026-08-12 | €37.99 | History |
| 2026-08-13 | €37.99 | History |
| 2026-08-14 | €37.99 | History |
| 2026-08-15 | €37.99 | History |
| 2026-08-16 | €37.99 | History |
| 2026-08-17 | €37.99 | History |
| 2026-08-18 | €37.99 | History |
| 2026-08-19 | €37.99 | History |
| 2026-08-20 | €37.99 | History |
| 2026-08-21 | €37.99 | History |
| 2026-08-22 | €37.99 | History |
| 2026-08-23 | €37.99 | History |
| 2026-08-24 | €37.99 | History |
| 2026-08-25 | €37.99 | History |
| 2026-08-26 | €37.99 | History |
| 2026-08-27 | €37.99 | History |
| 2026-08-28 | €37.99 | History |
| 2026-08-29 | €37.99 | History |
| 2026-08-30 | €37.99 | History |
| 2026-08-31 | €37.99 | History |
| 2026-09-01 | €37.99 | History |
| 2026-09-02 | €37.99 | History |
| 2026-09-03 | €37.99 | History |
| 2026-09-04 | €37.99 | History |
| 2026-09-05 | €37.99 | History |
| 2026-09-06 | €37.99 | History |
| 2026-09-07 | €37.99 | History |
| 2026-09-09 | €37.99 | History |
| 2026-09-10 | €37.99 | History |
| 2026-09-11 | €37.99 | History |
| 2026-09-12 | €37.99 | History |
| 2026-09-13 | €37.99 | History |
| 2026-09-14 | €37.99 | History |
| 2026-09-15 | €37.99 | History |
| 2026-09-16 | €37.99 | History |
| 2026-09-17 | €37.99 | History |
| 2026-09-18 | €37.99 | History |
| 2026-09-19 | €37.99 | History |
| 2026-09-21 | €37.99 | History |
| 2026-09-22 | €37.99 | History |
| 2026-10-22 | €37.23 | Forecast |
| 2026-11-21 | €36.47 | Forecast |
| 2026-12-21 | €35.71 | Forecast |
€37.99
RRP
€34.50
Lowest · 90 days
€46.42
Highest · 90 days
Falling
Trend
About this set
For LEGO Kai's Source Dragon Battle (71815), we track 2 Dutch retailers, with 2 currently in stock. This set from the NINJAGO theme has 120 pieces, including 4 minifigures and was released in 2024. The current lowest price is €37.99 at 2T Toys. That works out to €0.32 per piece. The lowest price ever was €30.54 on 22 Mar 2026 at ASK-Bricks24. The set is recommended for builders aged 4 and up. The current price is above that low, so waiting for a drop may pay off. Use price history and stock data to judge whether this is a good time to buy.
Dimensions
19.1 × 26.2 × 6.1 cm
Pieces
120
Age
4+
Explore more
Dive deeper into this set.
All about this set
The LEGO® NINJAGO® Kai’s Source Dragon Battle (71815) playset helps children aged 4+ learn how to build while they enjoy exciting ninja adventures in the NINJAGO universe. This action toy features a red dragon model that children can pose by moving its jaw, head, tail, legs, and 4 wings. Children can also place a fire element in its mouth to scare villains. This LEGO building toy for children comes with 4 minifigures: Climber Kai with a katana sword accessory, Wyldfyre with a katana sword accessory, a Wolf Mask Guard with a spear, and a Wolf Mask Warrior with a sword accessory. There is also a small forest build to trap characters, a powerful shooter vehicle that can fire a large arrow, and 3 small flame elements. This ninja toy has been specially designed to provide a fun experience for children aged 4+ who are discovering the joys of building with LEGO bricks. The set comes with a Starter Brick that provides a partly constructed base to get children building quickly and with confidence.
I received this product in exchange my honest review for Influenster and the LEGO brand. Overall about the product: Well made set that assembles in less than two hours. The moving parts are fluid and sturdy.A solid product from LEGO that is true to form and appealing. An excellent addition to the Ninjago genre. I Highly recommend this product to anybody who has a child, it made them more entertainment when assemble the product and improve their forcus and critical thinking. I received this product in exchange my honest review for Influenster and the LEGO brand. Overall about the product: Well made set that assembles in less than two hours. The moving parts are fluid and sturdy.A solid product from LEGO that is true to form and appealing. An excellent addition to the Ninjago genre. I...
Reference
Set details
Set number
71815
Theme
NINJAGO
Subtheme
Dragons Rising Season 2
Year
2024
Pieces
120
Minifigures
4
Price per piece
€0.32
Age
4+
Dimensions
19.1 × 26.2 × 6.1 cm
RRP
€37.99
Parts inventory
120
pieces
Distinctive parts
-
Creature Body Part, Wing 11 x 6 with 3 Bars, Red Marble pattern Part ID 4899pat0003
-
Wheel Hard Plastic (37mm D. x 22mm), Pin Hole Part ID 2148
-
Weapon Sword with Jagged Edges and Trans-Red Flames pattern Part ID 4924pat0001
Building instructions
Kai's Source Dragon Battle instruction manual
Minifigures in Kai's Source Dragon Battle.
4 minifigures according to this set's Rebrickable inventory.
Related sets NINJAGO.
Other sets from the same theme for price comparison.
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LEGO.com has five NINJAGO sets in the Dutch Last Chance to Buy list. This is the practical buying order for shoppers in the Netherlands.
Updated 18 May 2026 ReadFrequently asked questions
All about the Kai's Source Dragon Battle.
What is the lowest price for Kai's Source Dragon Battle?
The lowest current price we show is €37.99.
Has LEGO 71815 ever been cheaper?
The lowest historical price was €30.54 on 22 Mar 2026 at ASK-Bricks24.
How many pieces does LEGO 71815 have?
This set has 120 pieces.
Which minifigures are included in LEGO 71815?
This set includes 4 minifigures, including Kai, Wolf Mask Guard, Wolf Mask Warrior.
What year is this set from?
LEGO 71815 was released in 2024.
What is the RRP for LEGO 71815?
LEGO's recommended retail price is €37.99.
What is the recommended age for LEGO 71815?
LEGO recommends ages 4+ for this set.
Is LEGO 71815 still available?
Yes, this set is currently available at 2 retailers.
Which retailers do you compare?
We currently compare 2 retailer prices for this set.
How often do you update prices?
We check prices multiple times per day at every tracked retailer and publish the most recent value on this page.