LEGO Ninjago 71870 The Twin Titan Mechs

LEGO Ninjago 71870, The Twin Titan Mechs, depicts a pair of twin titan mechs within the ninja themed setting. Released in 2026, it belongs to the Ninjago theme and contains 1708 pieces, making it a substantial mech focused build for play and display.

Set 71870 sits within Ninjago, a theme built around ninja characters, adversaries, vehicles and stylised battle machines. The Twin Titan Mechs focuses on a matched pair of large mechs, fitting naturally beside other mechanical suits and action oriented models from the same theme.

It is aimed at Ninjago fans who enjoy mech subjects, figure based conflict scenes and display models with a strong silhouette. In a Ninjago collection, it can stand as a central mechanical build or be grouped with other vehicles, creatures and armour based sets to broaden the action side of the theme.

Inventory of set 71870

The inventory of set 71870 lists 1,708 pieces, spare parts excluded: 435 different lots (one shape in one color) for 257 part shapes. The box also contains 38 spare parts, for small elements that are easy to lose.

Colors of set 71870

Main color: black, making up 26% of the parts, followed by light bluish gray (15%) and dark bluish gray (14%).

Part types

Most common parts in set 71870

234 of the 257 part shapes in this set have their own page on Setopedia, with their colors, element numbers and the other sets that use them. See all LEGO parts

Exclusive parts in set 71870

6 part shapes in set 71870 appear in no other set in the catalog, most often printed elements, stickers or molds specific to the model. If one gets lost, you will need to look for it individually, for example on BrickLink, rather than in another set. Counting colors, 10 lots in the set are not found in any other set.

Rebuilding set 71870 from another set

Share of the parts of set 71870 found in each of these similarly sized sets, counting shape, colour and quantity:

No similarly sized set goes above 28%: the model relies on a little-shared assortment, most of which has to be gathered piece by piece.

Size of set 71870 within its line

With 1,708 pieces, set 71870 ranks #15 out of 396 Ninjago sets in our database, which have an average of 470 parts. Among the 558 sets released in 2026, it ranks #37. That is 3.6 times the average Ninjago set size.