LEGO Rontu the Master Dragon (71842-1)
The Rontu the Master Dragon (71842-1) is a LEGO Ninjago set that was released in May 2025 and retired in July 2026 with a shelf life of 1 year and 2 months 28 days.
This LEGO set has 381 pieces and had a RRP of $49.99 (£39.99 / 44.99€) which equates to a price per piece of 0.13c (0.10p / 0.12€). Since it retired it has gone down in value by -27.2% and now has a value of $36.38 based on average sale price over the last 6 months.
Price over time
View price history table
| Month | Avg Price | Sales |
|---|---|---|
| Jun 25 | $53.21 | 8 |
| Jul 25 | $51.38 | 2 |
| Aug 25 | $49.54 | 0 |
| Sep 25 | $47.71 | 1 |
| Oct 25 | $45.87 | 0 |
| Nov 25 | $44.04 | 0 |
| Dec 25 | $44.04 | 1 |
| Jan 26 | $49.54 | 0 |
| Feb 26 | $53.21 | 1 |
| Mar 26 | $42.20 | 1 |
| Apr 26 | $45.87 | 0 |
| May 26 | $49.54 | 3 |
| Jun 26 | $49.54 | 1 |
| Jul 26 | $47.71 | 4 |
| Aug 26 | $55.05 | 1 |
Minifigures
This set contains 4 minifigures with a combined value of $41.23. None of the minifigures in this set are exclusive, meaning they all appear in other LEGO sets.
Monthly sales
We have recorded 23 sales of the Rontu the Master Dragon set since Jun 25. The chart below shows the number of recorded sales per month, which can help indicate the popularity and availability of this set on the secondary market.
Value breakdown
The current value of Rontu the Master Dragon is $36.38
The 4 minifigures in this set make up 113% of the total set value.
The Zarkt minifigure is the most valuable minifigure in this set who contributes 42% of the set value .
My collection
Set details
Name: Rontu the Master Dragon
Theme: Ninjago
Set number: 71842-1
Status: Retired
Retired for: 2 months
Pieces: 381
Minifigures: 4
May 3, 2025
May 3, 2025
May 3, 2025
May 3, 2025
Jul 31, 2026
Jul 31, 2026
Jul 31, 2026
Jul 31, 2026
Shelf life: 1 year, 3 months
$49.99
£39.99
44.99€
0.131c
0.105p
0.118€
Set value
Confidence: Medium
Current value: $36.38
Increase from RRP: -27.2%
Yearly ROI: -27.2%
Minifigures
Set colors
The Rontu the Master Dragon has 381 pieces and is ranked 3277 on the list of biggest LEGO sets ever made.
The most common colour in this set is Dark Purple
The most common part in this set is Plate 1 x 2
Stats
Frequently Asked Questions
How much is the LEGO Rontu the Master Dragon (71842-1) worth?
The LEGO Rontu the Master Dragon is currently worth $36.38 based on the average sale price over the last 6 months. The original retail price was $49.99.
How many pieces are in the LEGO Rontu the Master Dragon?
The LEGO Rontu the Master Dragon (71842-1) contains 381 pieces, making it the 3277th biggest LEGO set ever made.
Is the LEGO Rontu the Master Dragon retired?
Yes, the LEGO Rontu the Master Dragon has been retired. It was retired in July 2026 and is no longer available from LEGO directly. You can find it on the secondary market through sites like BrickLink and eBay.
How many minifigures are in the LEGO Rontu the Master Dragon?
The LEGO Rontu the Master Dragon contains 4 minifigures. The minifigures include: Zarkt, Lloyd - Dragons Rising, Tunic with Strap and Charm, Dragon Shoulder Armor, Sora - Dragon Shoulder Armor, Wyldfyre - Dark Red Tunic.
When was the LEGO Rontu the Master Dragon released?
The LEGO Rontu the Master Dragon (71842-1) was released in May 2025 as part of the Ninjago theme.
Is the LEGO Rontu the Master Dragon a good investment?
Since retirement, the LEGO Rontu the Master Dragon has decreased in value by 27.2% from its original retail price.
Price data last updated: Aug 26
