LEGO® Minecraft® 21145 The Skull Arena

Current best price

Market value (new, sealed) on November 7, 2026: $60.62 – 203% above RRP ($19.99).

LEGO 21145 is currently available from $74.99 incl. shipping at Walmart.com. Only one retailer in our comparison stocks it.

Updated November 7, 2026 at 4:00 AM EST

LEGO® Minecraft® The Skull Arena 21145 (1/11)
LEGO® Minecraft® The Skull Arena 21145 (1/11)
LEGO® Minecraft® The Skull Arena 21145 (2/11)
LEGO® Minecraft® The Skull Arena 21145 (3/11)
LEGO® Minecraft® The Skull Arena 21145 (4/11)
LEGO® Minecraft® The Skull Arena 21145 (5/11)
LEGO® Minecraft® The Skull Arena 21145 (6/11)
LEGO® Minecraft® The Skull Arena 21145 (7/11)
LEGO® Minecraft® The Skull Arena 21145 (8/11)
LEGO® Minecraft® The Skull Arena 21145 (9/11)
LEGO® Minecraft® The Skull Arena 21145 (10/11)
LEGO® Minecraft® The Skull Arena 21145 (11/11)

LEGO 21145 price comparison: where is it cheapest?

Prices incl. shipping to the US ·

Brickfact may earn a commission when you buy through a merchant link. Commissions do not determine the order of offers. How Brickfact compares prices

iFurther information
The Lego set The Skull Arena with the set number 21145 is part of the LEGO Minecraft® theme and is recommended for ages 7-14. It was released in August 2018. It includes 2 minifigures. The model has 198 pieces, and we estimate it takes around < 1 hour to build. It was designed by Max Valembois.39 Brickfact users have this set in their collection.
The set weighs about 0.420 kg. The box measures 10.3 x 7.5 x 2.8 in (26.2 x 19.1 x 7.2 cm). The recommended retail price is $19.99.
Our Brickfact Lego price comparison compares the prices of 1 shop for this set. It is currently cheapest at Walmart.com for $74.99 including shipping. That is $0.38 per piece. Unfortunately, the set is currently not available below its recommended retail price.
The Part-Out-Value (POV) is the sum of the average prices paid on bricklink.com for all parts of this set. It is about $35.12.

Lego 21145 product data

Set Information

Set ID
21145
Pieces
198
Designer
Max Valembois
Building Time
< 1 hour
Age Range
7-14
Minifigures
2

Availability

Release
08/2018
Retiring Status
Retired (12/2020)

Price Information

RRP
$19.99
Insiders Points (for purchase at Lego)
130
Part Out Value
$35.12

Packaging

Weight
0.420 kg
Packaging dimensions
10.3 x 7.5 x 2.8 in
EAN (GTIN13)
5702016109634

Popularity with Brickfact users

users have this set
39

39 Brickfact users have The Skull Arena in their collection.

Based on anonymized Brickfact user collections; shown only for sets with at least 10 users. As of November 7, 2026.

LEGO 21145 price trend

Average sale price on secondary marketplaces – not the new price at retailers.

Current market value
$60.62
Growth vs. RRP
+203 % $19.99
Range
$34.57 – $60.62
Average
$44.08

Loading price history…

LEGO 21145 price history: how has the price changed?

Brickfact has been recording retailer prices since 10/25/2026. Best price so far: $37.51 (13 days ago).

Current best price
$74.99 +275% vs. RRP
Best price since 10/25/2026
$37.51 +88% vs. RRP · 13 days ago

Daily lowest prices at the tracked shops, including shipping. Gaps indicate days with no recorded price. The table lists each shop’s lowest price.

Lowest price per retailer (since 10/25/2026)

RetailerCurrentLowest priceDate
Walmart.com LogoWalmart.com$74.99$37.5110/29/26

Lowest price per day that Brickfact recorded at the retailers in the price comparison, including shipping where known – as in the comparison above. Amazon offers are not included in the price history.

Minifigures from 21145 The Skull Arena

The The Skull Arena set includes 2 different minifigures, 2 of which are unique to this set. The combined value of the minifigures is $5.96, which is ~30% of the RRP of this set.
x1
Thumbnail of minifigure min063
Skull Arena Player
Minecraft
time-logo
2018
#min063
$2.89
i
Unique
x1
Thumbnail of minifigure min064
Skull Arena Player
Minecraft
time-logo
2018
#min064
$3.07
Unique

Official Set Description for LEGO 21145 The Skull Arena

Dodge the slime shooter and defeat your opponent to claim the prize golden apple, and battle the killer bunny to get the healing potions and a chest containing a shield and bow. Enjoy hands-on Minecraft™ adventures with this LEGO® Minecraft 21145 The Skull Arena set—designed for fans of the highly successful video game. Combine with other sets to create your own unique LEGO Minecraft universe. Also includes 2 player minifigures, each with their own unique Minecraft skin.

  • Includes 2 LEGO® Minecraft™ minifigures, each with their own unique Minecraft skin, plus a killer bunny figure. ● Features a buildable LEGO® Minecraft™ Skull Arena setting with a large skull-shaped structure, lava, green and blue player podiums, platform with golden apple and a flick missile shooter that fires a slime missile element. ● Grab your gold sword or axe and dodge the slime shooter as you battle to win the golden apple. ● Defeat the killer bunny to get the healing potions and chest containing a shield and bow. ● Weapons include a bow and a golden axe and sword. ● Accessory elements include 2 red healing potions, chest and a shield. ● Set your imagination free—rebuild the set for more LEGO® Minecraft™ creations! ● This set includes over 195 pieces. ● The Skull Arena measures over 4” (11cm) high, 9” (24cm) wide and 6” (16cm) deep.

Building Instruction for LEGO 21145 The Skull Arena

LEGO 21145 Frequently Asked Questions

How much does LEGO 21145 The Skull Arena cost?
On November 7, 2026, the lowest price in the Brickfact price comparison is $74.99 incl. shipping at Walmart.com. The RRP is $19.99.
Where can I buy LEGO 21145 cheapest?
Only one retailer in the Brickfact price comparison currently stocks LEGO 21145: Walmart.com ($74.99).
Is LEGO 21145 still available?
LEGO has retired 21145 The Skull Arena. New copies are still available at 1 retailers in our price comparison while stocks last.
When was LEGO 21145 cheapest?
Since tracking began on 10/25/2026, the lowest shop price recorded by Brickfact for LEGO 21145 was $37.51 on 10/25/2026 at Walmart.com, including shipping. Amazon prices are not included.
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