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% catalog rarity 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

Showing the first 12 rows of the parts list (425 pieces in total). The full list loads automatically.

Color	Qty	LEGO price each
Black	2×	€0,24 View at LEGO → View
Black	1×	Check price → View
Reddish Brown	1×	€0,12 View at LEGO → View
Red	2×	€0,35 View at LEGO → View
Blue	2×	€0,35 View at LEGO → View
Red	2×	€0,06 View at LEGO → View
Light Bluish Gray	2×	€0,06 View at LEGO → View
Black	3×	€0,27 View at LEGO → View
Light Bluish Gray	4×	€0,13 View at LEGO → View
Black	1×	€0,06 View at LEGO → View
Light Bluish Gray	1×	€0,07 View at LEGO → View
Red	1×	€0,07 View at LEGO → View

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Catalog rarity

How common are the parts in Harley Quinn Cannonball Attack?

3.4%Low rarity

more commonless common

6 of 178 recorded part+color combinations appear in 3 or fewer sets in our catalog. This does not measure replacement availability or price.

Theme average

3.3%

All sets

6.7%

Least common in our catalog

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

How we calculate this →