How many pieces does the LEGO Harley Quinn Cannonball Attack (70921-1) have?

The LEGO Harley Quinn Cannonball Attack set (70921-1) contains 425 pieces. It was released in 2018 as part of the LEGO Batman theme.

How can I find missing parts for LEGO set 70921-1?

On BrickMissing you can check which parts from the LEGO Harley Quinn Cannonball Attack (70921-1) you already own. Add your LEGO collection and we'll show exactly which of the 425 pieces you're missing and which you already have.

Can I build the LEGO Harley Quinn Cannonball Attack with parts I already have?

Use BrickMissing's free parts checker to find out. Add LEGO sets you own to your collection and we'll cross-reference all 425 parts to show your buildability percentage and which specific pieces you still need.

What theme is the LEGO Harley Quinn Cannonball Attack from?

The LEGO Harley Quinn Cannonball Attack (70921-1) belongs to the LEGO Batman theme. You can browse all Batman sets on BrickMissing to find more sets from this theme.

Harley Quinn Cannonball Attack

70921-1 Batman 2018 425 parts 3.4% repair risk Intermediate

The LEGO Batman Movie 70921-1 Harley Quinn Cannonball Attack stages an intense confrontation between Batgirl and Harley Quinn. This 425-piece set centers on Harley's truck, which features an elevating and rotating cannon designed to launch a Harley Quinn minifigure into action. The truck also boasts opening doors and an opening hood for added realism. Batgirl must dodge attacks amidst two Gotham City building mini-builds, each packed with play-starting details like an ATM element, a dynamite component, and a hinged ladder. The set includes four minifigures, with Batgirl and Harley Quinn prominently featured, plus a rat figure, capturing a chaotic street scene from Gotham.

Parts Inventory

🧱 425 parts

Part	Color	Qty	LEGO price each
Brick Curved 1 x 4 x 1 1/3 No Studs 10314	Black	2×	€0,24 View at LEGO → View
Equipment Magnifying Glass with Thick Frame and Solid Handle with Trans-Clear Lens with Target Aim print 10830pat0001pr0001	Black	1×	Check price → View
Bar Holder with Clip 11090	Reddish Brown	1×	€0,12 View at LEGO → View
Bracket 5 x 2 x 1 1/3 with Holes, Pin Bottom 11215	Red	2×	€0,35 View at LEGO → View
Bracket 5 x 2 x 1 1/3 with Holes, Pin Bottom 11215	Black	2×	€0,35 View at LEGO → View
Slope Curved 2 x 1 No Studs [1/2 Bow] 11477	Red	2×	€0,06 View at LEGO → View
Slope Curved 2 x 1 No Studs [1/2 Bow] 11477	Light Bluish Gray	2×	€0,06 View at LEGO → View
Plate Round 4 x 4 with 2 x 2 Round Opening 11833	Black	3×	€0,27 View at LEGO → View
Brick 1 x 1 x 3 14716	Light Bluish Gray	4×	€0,13 View at LEGO → View
Tile 2 x 2 Corner 14719	Black	1×	€0,06 View at LEGO → View
Tile Round 2 x 2 with Bottom Stud Holder 14769	Light Bluish Gray	1×	€0,07 View at LEGO → View
Tile Round 2 x 2 with Hole 15535	Red	1×	€0,07 View at LEGO → View

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Repairability

Can you fix Harley Quinn Cannonball Attack if a piece goes missing?

3.4%Low repair risk

easy to fixguard this box

6 of the 178 part+color combinations in this set appear in 3 or fewer sets ever made. Lose one of those and a replacement is very hard to find.

Theme average

3.3%

All sets

6.7%

Hardest to replace

Sticker Sheet for Set 70921-1 · Unknown · only this setDish 4 x 4 Inverted [Radar] · White · only this setVehicle Body, Wheel Arch / Mudguard 3 x… · Red · only this set

How we calculate this →