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 is due to retire on July 2026.
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€). It has gone down in value by -32.0% and now has a value of $34.00 based on average sale price over the last 6 months.
Price over time
View price history table
| Month | Avg Price | Sales |
|---|---|---|
| Jun 25 | $50.91 | 8 |
| Jul 25 | $49.15 | 2 |
| Aug 25 | $47.40 | 0 |
| Sep 25 | $45.64 | 1 |
| Oct 25 | $43.89 | 0 |
| Nov 25 | $42.13 | 0 |
| Dec 25 | $42.13 | 1 |
| Jan 26 | $47.40 | 0 |
| Feb 26 | $50.91 | 1 |
| Mar 26 | $40.38 | 1 |
Minifigures
This set contains 4 minifigures with a combined value of $42.18. None of the minifigures in this set are exclusive, meaning they all appear in other LEGO sets.
Monthly sales
We have recorded 14 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 $34.00
The 4 minifigures in this set make up 124% of the total set value.
The Zarkt minifigure is the most valuable minifigure in this set who contributes 53% of the set value .
My collection
Set details
Name: Rontu the Master Dragon
Theme: Ninjago
Set number: 71842-1
Status: Active
Pieces: 381
Minifigures: 4
May 3, 2025
May 3, 2025
May 3, 2025
May 3, 2025
Jul 31, 2026 (est.)
Jul 31, 2026 (est.)
Jul 31, 2026 (est.)
Jul 31, 2026 (est.)
Shelf life: 11 months
$49.99
£39.99
44.99€
0.131c
0.105p
0.118€
Set value
Confidence: Medium
Current value: $34.00
Increase from RRP: -32.0%
ROI Prediction
We estimate that 2 years after retirement the value of this set will have increased by 31.96%.
However it could be as low as 21.36% or as high as 43.54%
Minifigures
Set colors
The Rontu the Master Dragon has 381 pieces and is ranked 3129 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 $34.00 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 3129th biggest LEGO set ever made.
Is the LEGO Rontu the Master Dragon still available?
Yes, the LEGO Rontu the Master Dragon is currently still active and available for purchase. The retail price is $49.99.
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.
Price data last updated: Mar 26
