LEGO 70721
Kai Fighter

LEGO 70721 Kai Fighter box image
Set number
70721
Theme
Ninjago
Pieces
196 pcs
Year
2014
Used & parts
See price history & best time to buy

Prices may vary — please check each store. Links may include affiliate (advertising) links.

How many parts to go?
Can you build this from what you own?
Just pick the sets you own — see this set's completion rate and missing parts instantly.
① Tap the sets you own (pick a few)
② Or add by number (optional)

“Kai Fighter” is LEGO® “Ninjago” theme set number 70721. Released in 2014, it has 196 pieces. With Re:GO you can automatically work out what percentage of this set you can build from the LEGO parts you already own, along with the missing parts and an estimated cost. Use the links below to compare prices on Amazon, Rakuten, Yahoo! Shopping, Mercari and Yahoo! Auctions, and find the best deal on new, used, or individual parts.

Part breakdown 80 types

Color split (most first)
Red×75
Black×49
Pearl Gold×16
Light Bluish Gray×13
Green×9
Dark Bluish Gray×8
Tan×5
Trans-Red×2
Flat Silver×2
Yellow×2
Trans-Clear×2
[No Color/Any Color]×1
Main parts (most used first)
3023 Plate 1 x 2
Green · ×9
3021 Plate 2 x 3
Red · ×7
3660 Slope Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes]
Black · ×6
60470b Plate Special 1 x 2 with Clips Horizontal [Open O Clips]
Red · ×6
6141 Plate Round 1 x 1 with Solid Stud
Pearl Gold · ×6
87079 Tile 2 x 4 with Groove
Red · ×6
11211 Brick Special 1 x 2 with 2 Studs on 1 Side
Red · ×5
2450 Wedge Plate 3 x 3 Cut Corner
Black · ×4
3020 Plate 2 x 4
Black · ×4
3023 Plate 1 x 2
Red · ×4
32028 Plate Special 1 x 2 with Door Rail
Light Bluish Gray · ×4
3623 Plate 1 x 3
Red · ×4
3666 Plate 1 x 6
Red · ×4
92946 Slope 45° 2 x 1 with 2/3 Cutout [Original Version]
Black · ×4
98137 Weapon Sword, Big Blade with Bar
Pearl Gold · ×4
2412b Tile Special 1 x 2 Grille with Bottom Groove
Pearl Gold · ×3
3700 Technic Brick 1 x 2 [1 Pin Hole]
Tan · ×3
61184 Technic Pin 1/2 with 2L Bar Extension
Light Bluish Gray · ×3
11203 Tile Special 2 x 2 Inverted
Dark Bluish Gray · ×2
11458 Plate Special 1 x 2 with Pin Hole on Top
Dark Bluish Gray · ×2
11477 Slope Curved 2 x 1 No Studs [1/2 Bow]
Black · ×2
13731 Brick Curved 10 x 1 [Symmetric Inside Ridges]
Red · ×2
2420 Plate 2 x 2 Corner
Red · ×2
2653 Brick Special 1 x 4 with Groove
Black · ×2

More “Ninjago” theme sets

Re:GO is an unofficial service and is not affiliated with the LEGO Group. LEGO® is a trademark of the LEGO Group. Data is based on Rebrickable and others.