Arin's Battle Mech
The Arin's Battle Mech (71804-1) is a LEGO Ninjago set that was released in December 2023 and retired in December 2025 with a shelf life of 2 years 25 days.
This LEGO set has 104 pieces and had a RRP of $15.99 (£12.99 / 14.99€) which equates to a price per piece of 0.15c (0.12p / 0.14€). Since it retired it has gone down in value by -23.8% and now has a value of $12.19 based on average sale price over the last 6 months.
Price over time
Minifigures
This set contains 2 minifigures with a combined value of $7.46. None of the minifigures in this set are exclusive, meaning they all appear in other LEGO sets.
Monthly sales
Value breakdown
The current value of Arin's Battle Mech is $12.19
The 2 minifigures in this set make up 61% of the total set value.
The Arin - Head Wrap minifigure is the most valuable minifigure in this set who contributes 37% of the set value .
My collection
Set details
Name: Arin's Battle Mech
Theme: Ninjago
Set number: 71804-1
Status: Retired
Retired for: 2 months
Pieces: 104
Minifigures: 2
Released: December 2023
Retired: December 2025
Shelf life: 2 years, 1 month
$15.99
£12.99
14.99€
0.154c
0.125p
0.144€
Set value
Confidence: Medium
Current value: $12.19
Increase from RRP: -23.8%
Yearly ROI: -23.8%
Minifigures
Set colors
The Arin's Battle Mech has 104 pieces and is ranked 7252 on the list of biggest LEGO sets ever made.
The most common colour in this set is Black
The most common part in this set is Slope, Curved 4 x 1 x 2/3 Double
Stats
