"My grandson, age 6, wanted this because it works with his Boost starter kit. He is a Lego master and has dozens of sets. The experience would have been much better if the Stormbringer set included the smaller pieces to make it work with Boost or at least a list of the pieces we needed to find first.
The four days we have spent mostly searching for bricks among his thousands of LEGO blocks has been very frustrating for adult and child.