Lego Nexo Knights 70352 Jestro's Headquarters Speed Build 

A detailed look at Jestro's Headquarters featuring a Monstrox Cloud.
Pieces 840
Price $89.99
Stage a daring rescue mission and release Ava from Jestro’s Headquarters, featuring a giant face with hidden weapons, detachable Hatattacka with flick missiles, Mobile Stone Keep trailer with adjustable crane and cage with movable bars, and an ejecting Stone boat function. This feature-packed Lego Nexo Knights set also comes with Macy’s Underminer vehicle featuring a spinning drill, plus a Stone Wheeler vehicle with cannons to ramp up the rescue mission action. Includes five scannable shields and six minifigures.