BricksValue

LEGO Kai's Elemental Fire Mech (71808)

NINJAGO · 322 pieces · 4 minifigures

From $29.99 at Amazon

Retiring by December 31, 2026 (70 days left) · How we estimate

LEGO Kai's Elemental Fire Mech (71808)
1 / 8

Compare prices (US)

Regular price $29.99

See it at Amazon, $29.99

Last chance: New copies of retired sets tend to get scarcer and pricier.

. Amazon offers can be third-party (marked).

Also retiring soon in NINJAGO

Price history

Lowest price today
$29.99
at Amazon
Lowest we’ve recorded
$29.99
LEGO.com, Sep 29, 2026
LEGO’s regular price
$29.99
Tracked since
Sep 29, 2026
8 price changes since
Price records (12)
  • October 21, 2026 · LEGO.comout of stock$29.99
  • October 15, 2026 · Target$29.99
  • October 14, 2026 · LEGO.comout of stock$29.99
  • October 14, 2026 · Targetout of stock$29.99
  • October 14, 2026 · Target$29.99
  • October 13, 2026 · Targetout of stock$29.99
  • October 13, 2026 · Target$29.99
  • October 11, 2026 · Barnes & Noble$29.99
  • October 5, 2026 · Amazon$29.99
  • October 5, 2026 · Targetout of stock$29.99
  • September 29, 2026 · Target$29.99
  • September 29, 2026 · LEGO.com$29.99

Prices at LEGO.com, Amazon, Walmart, Target, Best Buy, and Barnes & Noble, checked daily. A line breaks when a store was out of stock or not selling the set.

LEGO Kai's Elemental Fire Mech in other countries

The lowest price today in each country where LEGO sells it, converted at the European Central Bank’s rate. Delivery across borders isn’t included: most stores only ship inside their own country.

CountryLowest priceIn USD
Show all 13 countries

Exchange rates of October 22, 2026.

Resale value

What the LEGO Kai's Elemental Fire Mech actually sold for on BrickLink, the LEGO-owned marketplace, in the last 6 months.

New

$14.74

Median of 6 sales (worldwide), from $14.64 to $25.63

-51% vs LEGO’s regular price ($29.99)

Used

$9.65

Median of 1 sale (worldwide)

-68% vs LEGO’s regular price ($29.99)

Sales on BrickLink, updated daily (last update October 23, 2026). Few sales mean a less reliable figure.

Set details

Pieces
322
Minifigures
4
Ages
7+
Released
2024
Set number
71808
Theme
NINJAGO
Price per piece
9.3¢at today’s lowest price
LEGO.com rating
4.6

LEGO Kai's Elemental Fire Mech building instructions

Official instructions from LEGO.com, free to download. The LEGO Builder app has them too, many with 3D steps. All instructions on LEGO.com

LEGO Kai's Elemental Fire Mech parts list

304 pieces in 106 different parts and colors, plus 4 minifigures.

Minifigures

  • JordanaJordana
  • Kai, Ninja WrapKai, Ninja Wrap
  • Wolf Mask WarriorWolf Mask Warrior
  • Zane, Ninja Wrap, Katana HolderZane, Ninja Wrap, Katana Holder
  • Plate 1 x 2, Bright Light Orange×143023
  • Tile Special 2 x 3 Pentagonal, Red×1022385
  • Bracket 1 x 2 - 1 x 2 Inverted, Red×1099780
  • Brick Sloped 45° 2 x 1 with 2/3 Cutout [New Version], Dark Blue×815672
  • Creature Body Part, Barb Large (Claw, Talon) with Clip, Light Bluish Gray×816770
  • Brick Sloped 30° 1 x 1 x 2/3 (Cheese Slope), Black×854200

Parts list: Rebrickable.

About the LEGO Kai's Elemental Fire Mech

Kids aged 7+ can recreate stories from season 2 of NINJAGO® Dragons Rising with the Kai’s Elemental Fire Mech (71808) ninja toy. The mech has posable arms and legs that can be tilted and twisted into dramatic battle stances, a cockpit for the ninja minifigure and a big golden sword accessory for role-play battles against the Wolf Mech.

This customizable mech also lets kids build their own mech! Its detachable legs, arms and torso can be combined with parts from 2 other mechs: Cole’s Elemental Earth Mech (71806) and Sora’s Elemental Tech Mech (71807) (sold separately). Kids can enjoy endless fun as they mix and match parts to create a unique action figure toy.

The red mech comes with 4 minifigures – Kai and Zane, both with a katana sword accessory, Jordana with a sword accessory, and a Wolf Mask Warrior – so kids can play out gripping ninja action. The set can also be created with the LEGO® Builder app, which guides you and your child on an easy and intuitive building

adventure.
  • Kids’ customizable action figure toy – Kai’s Elemental Fire Mech ninja toy for boys and girls aged 7+ combines with 2 other mechs (sold separately) thanks to its detachable legs, arms and torso
  • Build your own mech suit – Kids can enjoy hours ofcreative fun as they mix and match parts from these ninja adventure toys (sets sold separately) to create their own mech figure
  • 4 NINJAGO® minifigures – Set comes with Kai, Zane and Jordana, each with a sword element, and a Wolf Mask Warrior so kids can re-enact battles from season 2 of the NINJAGO Dragons Rising TV show
  • Posable figure – Kai’s mech has posable arms and legs that can be tilted and twisted into battle stances, and a big golden sword for role-play battles against a Wolf figure
  • Ninja gift – This battle toy provides a fun build-and-play experience and is an everyday gift idea for kids who love to play out action-packed stories
  • More customizable mechs – Kids can swap and combine parts from Kai’s mech with Cole’s Elemental Earth Mech (71806) and Sora’s Elemental Tech Mech (71807), which are sold separately
  • A universe of ninja toys – LEGO® NINJAGO® sets include dragons, vehicles and temples, and let kids escape into a fantasy world of adventures with their ninja heroes
  • Measurements – This 322-piece LEGO® set includes a NINJAGO® mech standing over 6 in. (16 cm) tall

Description: LEGO.com.

LEGO Kai's Elemental Fire Mech: FAQ

Is the LEGO Kai's Elemental Fire Mech retiring?

Yes: the LEGO Kai's Elemental Fire Mech is retiring soon. LEGO flags it “Retiring soon” on LEGO.com (it already carried the flag when we started tracking on September 29, 2026). Expect it to be gone by December 31, 2026 at the latest (70 days), possibly sooner once stock runs out. It is temporarily out of stock on LEGO.com. LEGO doesn’t publish exact dates: this one is our estimate.

How much is the LEGO Kai's Elemental Fire Mech?

The lowest price we found today is $29.99 at Amazon, out of 3 stores selling it today (regular price $29.99). Prices change often: this page is updated every day.

Should I buy the LEGO Kai's Elemental Fire Mech now or wait?

Retiring by December 31, 2026: buy it while you can. LEGO is retiring it: we expect it gone from LEGO.com by December 31, 2026, in 70 days. The best price today is $29.99 at Amazon, LEGO’s regular price. New copies of retired sets tend to get scarcer and pricier.

Where can I find the instructions for the LEGO Kai's Elemental Fire Mech?

LEGO publishes them for free on LEGO.com as a PDF, linked on this page, and in the LEGO Builder app.

How many pieces are in the LEGO Kai's Elemental Fire Mech (71808)?

322 pieces and 4 minifigures. At today’s price, that’s 9.3¢ per piece.

When was the LEGO Kai's Elemental Fire Mech released?

It was released in 2024.

What is the LEGO Kai's Elemental Fire Mech worth?

New, it sold for $14.74 on BrickLink (median of 6 sales in the last 6 months, worldwide). Used, $9.65 (1 sale). LEGO’s regular price is $29.99.

More NINJAGO sets

LEGO Lloyd's Pull-Back Race Car (71828)

71828 · 181 pieces

Lloyd's Pull-Back Race Car

$21.49$24.99-14%

at Amazon11.9¢/pc

LEGO Arin's Spinjitzu Battle Mech (71839)

71839 · 213 pieces

Arin's Spinjitzu Battle Mech

Retiring by Dec 31

$22.96

at Amazon10.8¢/pc

LEGO Zane's Ice Dragon Battle (71865)

71865 · 141 pieces

Zane's Ice Dragon Battle

$39.99

at LEGO.com28.4¢/pc

LEGO Jay's Dragon Mech Fight (71853)

71853 · 107 pieces

Jay's Dragon Mech Fight

$15.99$19.99-20%

at Amazon14.9¢/pc

Today’s best LEGO deals

All deals